summaryrefslogtreecommitdiffstats
path: root/modules/libpref/init/all.js
blob: 72eb8524ee720e6fd769aad89c404081dd280506 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
3424
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
3453
3454
3455
3456
3457
3458
3459
3460
3461
3462
3463
3464
3465
3466
3467
3468
3469
3470
3471
3472
3473
3474
3475
3476
3477
3478
3479
3480
3481
3482
3483
3484
3485
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
3507
3508
3509
3510
3511
3512
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
3527
3528
3529
3530
3531
3532
3533
3534
3535
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560
3561
3562
3563
3564
3565
3566
3567
3568
3569
3570
3571
3572
3573
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
3599
3600
3601
3602
3603
3604
3605
3606
3607
3608
3609
3610
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630
3631
3632
3633
3634
3635
3636
3637
3638
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
3663
3664
3665
3666
3667
3668
3669
3670
3671
3672
3673
3674
3675
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3722
3723
3724
3725
3726
3727
3728
3729
3730
3731
3732
3733
3734
3735
3736
3737
3738
3739
3740
3741
3742
3743
3744
3745
3746
3747
3748
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3760
3761
3762
3763
3764
3765
3766
3767
3768
3769
3770
3771
3772
3773
3774
3775
3776
3777
3778
3779
3780
3781
3782
3783
3784
3785
3786
3787
3788
3789
3790
3791
3792
3793
3794
3795
3796
3797
3798
3799
3800
3801
3802
3803
3804
3805
3806
3807
3808
3809
3810
3811
3812
3813
3814
3815
3816
3817
3818
3819
3820
3821
3822
3823
3824
3825
3826
3827
3828
3829
3830
3831
3832
3833
3834
3835
3836
3837
3838
3839
3840
3841
3842
3843
3844
3845
3846
3847
3848
3849
3850
3851
3852
3853
3854
3855
3856
3857
3858
3859
3860
3861
3862
3863
3864
3865
3866
3867
3868
3869
3870
3871
3872
3873
3874
3875
3876
3877
3878
3879
3880
3881
3882
3883
3884
3885
3886
3887
3888
3889
3890
3891
3892
3893
3894
3895
3896
3897
3898
3899
3900
3901
3902
3903
3904
3905
3906
3907
3908
3909
3910
3911
3912
3913
3914
3915
3916
3917
3918
3919
3920
3921
3922
3923
3924
3925
3926
3927
3928
3929
3930
3931
3932
3933
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958
3959
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
3983
3984
3985
3986
3987
3988
3989
3990
3991
3992
3993
3994
3995
3996
3997
3998
3999
4000
4001
4002
4003
4004
4005
4006
4007
4008
4009
4010
4011
4012
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4029
4030
4031
4032
4033
4034
4035
4036
4037
4038
4039
4040
4041
4042
4043
4044
4045
4046
4047
4048
4049
4050
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4073
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
4091
4092
4093
4094
4095
4096
4097
4098
4099
4100
4101
4102
4103
4104
4105
4106
4107
4108
4109
4110
4111
4112
4113
4114
4115
4116
4117
4118
4119
4120
4121
4122
4123
4124
4125
4126
4127
4128
4129
4130
4131
4132
4133
4134
4135
4136
4137
4138
4139
4140
4141
4142
4143
4144
4145
4146
4147
4148
4149
4150
4151
4152
4153
4154
4155
4156
4157
4158
4159
4160
4161
4162
4163
4164
4165
4166
4167
4168
4169
4170
4171
4172
4173
4174
4175
4176
4177
4178
4179
4180
4181
4182
4183
4184
4185
4186
4187
4188
4189
4190
4191
4192
4193
4194
4195
4196
4197
4198
4199
4200
4201
4202
4203
4204
4205
4206
4207
4208
4209
4210
4211
4212
4213
4214
4215
4216
4217
4218
4219
4220
4221
4222
4223
4224
4225
4226
4227
4228
4229
4230
4231
4232
4233
4234
4235
4236
4237
4238
4239
4240
4241
4242
4243
4244
4245
4246
4247
4248
4249
4250
4251
4252
4253
4254
4255
4256
4257
4258
4259
4260
4261
4262
4263
4264
4265
4266
4267
4268
4269
4270
4271
4272
4273
4274
4275
4276
4277
4278
4279
4280
4281
4282
4283
4284
4285
4286
4287
4288
4289
4290
4291
4292
4293
4294
4295
4296
4297
4298
4299
4300
4301
4302
4303
4304
4305
4306
4307
4308
4309
4310
4311
4312
4313
4314
4315
4316
4317
4318
4319
4320
4321
4322
4323
4324
4325
4326
4327
4328
4329
4330
4331
4332
4333
4334
4335
4336
4337
4338
4339
4340
4341
4342
4343
4344
4345
4346
4347
4348
4349
4350
4351
4352
4353
4354
4355
4356
4357
4358
4359
4360
4361
4362
4363
4364
4365
4366
4367
4368
4369
4370
4371
4372
4373
4374
4375
4376
4377
4378
4379
4380
4381
4382
4383
4384
4385
4386
4387
4388
4389
4390
4391
4392
4393
4394
4395
4396
4397
4398
4399
4400
4401
4402
4403
4404
4405
4406
4407
4408
4409
4410
4411
4412
4413
4414
4415
4416
4417
4418
4419
4420
4421
4422
4423
4424
4425
4426
4427
4428
4429
4430
4431
4432
4433
4434
4435
4436
4437
4438
4439
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4482
4483
4484
4485
4486
4487
4488
4489
4490
4491
4492
4493
4494
4495
4496
4497
4498
4499
4500
4501
4502
4503
4504
4505
4506
4507
4508
4509
4510
4511
4512
4513
4514
4515
4516
4517
4518
4519
4520
4521
4522
4523
4524
4525
4526
4527
4528
4529
4530
4531
4532
4533
4534
4535
4536
4537
4538
4539
4540
4541
4542
4543
4544
4545
4546
4547
4548
4549
4550
4551
4552
4553
4554
4555
4556
4557
4558
4559
4560
4561
4562
4563
4564
4565
4566
4567
4568
4569
4570
4571
4572
4573
4574
4575
4576
4577
4578
4579
4580
4581
4582
4583
4584
4585
4586
4587
4588
4589
4590
4591
4592
4593
4594
4595
4596
4597
4598
4599
4600
4601
4602
4603
4604
4605
4606
4607
4608
4609
4610
4611
4612
4613
4614
4615
4616
4617
4618
4619
4620
4621
4622
4623
4624
4625
4626
4627
4628
4629
4630
4631
4632
4633
4634
4635
4636
4637
4638
4639
4640
4641
4642
4643
4644
4645
4646
4647
4648
4649
4650
4651
4652
4653
4654
4655
4656
4657
4658
4659
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
4681
4682
4683
4684
4685
4686
4687
4688
4689
4690
4691
4692
4693
4694
4695
4696
4697
4698
4699
4700
4701
4702
4703
4704
4705
4706
4707
4708
4709
4710
4711
4712
4713
4714
4715
4716
4717
4718
4719
4720
4721
4722
4723
4724
4725
4726
4727
4728
4729
4730
4731
4732
4733
4734
4735
4736
4737
4738
4739
4740
4741
4742
4743
4744
4745
4746
4747
4748
4749
4750
4751
4752
4753
4754
4755
4756
4757
4758
4759
4760
4761
4762
4763
4764
4765
4766
4767
4768
4769
4770
4771
4772
4773
4774
4775
4776
4777
4778
4779
4780
4781
4782
4783
4784
4785
4786
4787
4788
4789
4790
4791
4792
4793
4794
4795
4796
4797
4798
4799
4800
4801
4802
4803
4804
4805
4806
4807
4808
4809
4810
4811
4812
4813
4814
4815
4816
4817
4818
4819
4820
4821
4822
4823
4824
4825
4826
4827
4828
4829
4830
4831
4832
4833
4834
4835
4836
4837
4838
4839
4840
4841
4842
4843
4844
4845
4846
4847
4848
4849
4850
4851
4852
4853
4854
4855
4856
4857
4858
4859
4860
4861
4862
4863
4864
4865
4866
4867
4868
4869
4870
4871
4872
4873
4874
4875
4876
4877
4878
4879
4880
4881
4882
4883
4884
4885
4886
4887
4888
4889
4890
4891
4892
4893
4894
4895
4896
4897
4898
4899
4900
4901
4902
4903
4904
4905
4906
4907
4908
4909
4910
4911
4912
4913
4914
4915
4916
4917
4918
4919
4920
4921
4922
4923
4924
4925
4926
4927
4928
4929
4930
4931
4932
4933
4934
4935
4936
4937
4938
4939
4940
4941
4942
4943
4944
4945
4946
4947
4948
4949
4950
4951
4952
4953
4954
4955
4956
4957
4958
4959
4960
4961
4962
4963
4964
4965
4966
4967
4968
4969
4970
4971
4972
4973
4974
4975
4976
4977
4978
4979
4980
4981
4982
4983
4984
4985
4986
4987
4988
4989
4990
4991
4992
4993
4994
4995
4996
4997
4998
4999
5000
5001
5002
5003
5004
5005
5006
5007
5008
5009
5010
5011
5012
5013
5014
5015
5016
5017
5018
5019
5020
5021
5022
5023
5024
5025
5026
5027
5028
5029
5030
5031
5032
5033
5034
5035
5036
5037
5038
5039
5040
5041
5042
5043
5044
5045
5046
5047
5048
5049
5050
5051
5052
5053
5054
5055
5056
5057
5058
5059
5060
5061
5062
5063
5064
5065
5066
5067
5068
5069
5070
5071
5072
5073
5074
5075
5076
5077
5078
5079
5080
5081
5082
5083
5084
5085
5086
5087
5088
5089
5090
5091
5092
5093
5094
5095
5096
5097
5098
5099
5100
5101
5102
5103
5104
5105
5106
5107
5108
5109
5110
5111
5112
5113
5114
5115
5116
5117
5118
5119
5120
5121
5122
5123
5124
5125
5126
5127
5128
5129
5130
5131
5132
5133
5134
5135
5136
5137
5138
5139
5140
5141
5142
5143
5144
5145
5146
5147
5148
5149
5150
5151
5152
5153
5154
5155
5156
5157
5158
5159
5160
5161
5162
5163
5164
5165
5166
5167
5168
5169
5170
5171
5172
5173
5174
5175
5176
5177
5178
5179
5180
5181
5182
5183
5184
5185
5186
5187
5188
5189
5190
5191
5192
5193
5194
5195
5196
5197
5198
5199
5200
5201
5202
5203
5204
5205
5206
5207
5208
5209
5210
5211
5212
5213
5214
5215
5216
5217
5218
5219
5220
5221
5222
5223
5224
5225
5226
5227
5228
5229
5230
5231
5232
5233
5234
5235
5236
5237
5238
5239
5240
5241
5242
5243
5244
5245
5246
5247
5248
5249
5250
5251
5252
5253
5254
5255
5256
5257
5258
5259
5260
5261
5262
5263
5264
5265
5266
5267
5268
5269
5270
5271
5272
5273
5274
5275
5276
5277
5278
5279
5280
5281
5282
5283
5284
5285
5286
5287
5288
5289
5290
5291
5292
5293
5294
5295
5296
5297
5298
5299
5300
5301
5302
5303
5304
5305
5306
5307
5308
5309
5310
5311
5312
5313
5314
5315
5316
5317
5318
5319
5320
5321
5322
5323
5324
5325
5326
5327
5328
5329
5330
5331
5332
5333
5334
5335
5336
5337
5338
5339
5340
5341
5342
5343
5344
5345
5346
5347
5348
5349
5350
5351
5352
5353
5354
5355
5356
5357
5358
5359
5360
5361
5362
5363
5364
5365
5366
5367
5368
5369
5370
5371
5372
5373
5374
5375
5376
5377
5378
5379
5380
5381
5382
5383
5384
5385
5386
5387
5388
5389
5390
5391
5392
5393
5394
5395
5396
5397
5398
5399
5400
5401
5402
5403
5404
5405
5406
5407
5408
5409
5410
5411
5412
5413
5414
5415
5416
5417
5418
5419
5420
5421
5422
5423
5424
5425
5426
5427
5428
5429
5430
5431
5432
5433
5434
5435
5436
5437
5438
5439
5440
5441
5442
5443
5444
5445
5446
5447
5448
5449
5450
5451
5452
5453
5454
5455
5456
5457
5458
5459
5460
5461
5462
5463
5464
5465
5466
5467
5468
5469
5470
5471
5472
5473
5474
5475
5476
5477
5478
5479
5480
5481
5482
5483
5484
5485
5486
5487
5488
5489
5490
5491
5492
5493
5494
5495
5496
5497
5498
5499
5500
5501
5502
5503
5504
5505
5506
5507
5508
5509
5510
5511
5512
5513
5514
5515
5516
5517
5518
5519
5520
5521
5522
5523
5524
5525
5526
5527
5528
5529
5530
5531
5532
5533
5534
5535
5536
5537
5538
5539
5540
5541
5542
5543
5544
5545
5546
5547
5548
5549
5550
5551
5552
5553
5554
5555
5556
5557
5558
/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/* The prefs in this file are shipped with the GRE and should apply to all
 * embedding situations. Application-specific preferences belong somewhere else,
 * for example xpfe/bootstrap/browser-prefs.js
 *
 * Platform-specific #ifdefs at the end of this file override the generic
 * entries at the top.
 */

/*
 * SYNTAX HINTS:
 *
 *  - Dashes are delimiters; use underscores instead.
 *  - The first character after a period must be alphabetic.
 *  - Computed values (e.g. 50 * 1024) don't work.
 */

pref("keyword.enabled", false);
pref("general.useragent.locale", "chrome://global/locale/intl.properties");
pref("general.useragent.compatMode.firefox", false);

// This pref exists only for testing purposes. In order to disable all
// overrides by default, don't initialize UserAgentOverrides.jsm.
pref("general.useragent.site_specific_overrides", true);

pref("general.config.obscure_value", 13); // for MCD .cfg files

pref("general.warnOnAboutConfig", true);

// maximum number of dated backups to keep at any time
pref("browser.bookmarks.max_backups",       5);

// Delete HTTP cache v1 data
pref("browser.cache.auto_delete_cache_version", 0);
// Preference for switching the cache backend, can be changed freely at runtime
// 0 - use the old (Darin's) cache
// 1 - use the new cache back-end (cache v2)
pref("browser.cache.use_new_backend",       0);
pref("browser.cache.use_new_backend_temp",  true);

pref("browser.cache.disk.enable",           true);
// Is this the first-time smartsizing has been introduced?
pref("browser.cache.disk.smart_size.first_run", true);
// Does the user want smart-sizing?
pref("browser.cache.disk.smart_size.enabled", true);
// Which max value should we use for smart-sizing?
pref("browser.cache.disk.smart_size.use_old_max", true);
// Size (in KB) explicitly set by the user. Used when smart_size.enabled == false
pref("browser.cache.disk.capacity",         256000);
// When smartsizing is disabled we could potentially fill all disk space by
// cache data when the disk capacity is not set correctly. To avoid that we
// check the free space every time we write some data to the cache. The free
// space is checked against two limits. Once the soft limit is reached we start
// evicting the least useful entries, when we reach the hard limit writing to
// the entry fails.
pref("browser.cache.disk.free_space_soft_limit", 5120); // 5MB
pref("browser.cache.disk.free_space_hard_limit", 1024); // 1MB
// Max-size (in KB) for entries in disk cache. Set to -1 for no limit.
// (Note: entries bigger than 1/8 of disk-cache are never cached)
pref("browser.cache.disk.max_entry_size",    51200);  // 50 MB
pref("browser.cache.memory.enable",         true);
// -1 = determine dynamically, 0 = none, n = memory capacity in kilobytes
//pref("browser.cache.memory.capacity",     -1);
// Max-size (in KB) for entries in memory cache. Set to -1 for no limit.
// (Note: entries bigger than than 90% of the mem-cache are never cached)
pref("browser.cache.memory.max_entry_size",  5120);
// Memory limit (in kB) for new cache data not yet written to disk. Writes to
// the cache are buffered and written to disk on background with low priority.
// With a slow persistent storage these buffers may grow when data is coming
// fast from the network. When the amount of unwritten data is exceeded, new
// writes will simply fail. We have two buckets, one for important data
// (priority) like html, css, fonts and js, and one for other data like images,
// video, etc.
// Note: 0 means no limit.
pref("browser.cache.disk.max_chunks_memory_usage", 10240);
pref("browser.cache.disk.max_priority_chunks_memory_usage", 10240);

pref("browser.cache.disk_cache_ssl",        true);
// 0 = once-per-session, 1 = each-time, 2 = never, 3 = when-appropriate/automatically
pref("browser.cache.check_doc_frequency",   3);
// Limit of recent metadata we keep in memory for faster access, in Kb
pref("browser.cache.disk.metadata_memory_limit", 250); // 0.25 MB
// The number of chunks we preload ahead of read.  One chunk has currently 256kB.
pref("browser.cache.disk.preload_chunk_count", 4); // 1 MB of read ahead
// The half life used to re-compute cache entries frecency in hours.
pref("browser.cache.frecency_half_life_hours", 6);

// Number of seconds the cache spends writting pending data and closing files
// after the shutdown has been signalled.  Past that time data are never written
// and files are left open given up to the OS to do the cleanup.
pref("browser.cache.max_shutdown_io_lag", 2);

pref("browser.cache.offline.enable",           true);
// enable offline apps by default, disable prompt
pref("offline-apps.allow_by_default",          true);

// offline cache capacity in kilobytes
pref("browser.cache.offline.capacity",         512000);

// the user should be warned if offline app disk usage exceeds this amount
// (in kilobytes)
pref("offline-apps.quota.warn",        51200);

// zlib compression level used for cache compression:
// 0 => disable compression
// 1 => best speed
// 9 => best compression
// cache compression turned off for now - see bug #715198
pref("browser.cache.compression_level", 0);

// Don't show "Open with" option on download dialog if true.
pref("browser.download.forbid_open_with", false);

// Whether or not testing features are enabled.
pref("dom.quotaManager.testing", false);

// Whether or not indexedDB is enabled.
pref("dom.indexedDB.enabled", true);
// Whether or not indexedDB experimental features are enabled.
pref("dom.indexedDB.experimental", false);
// Enable indexedDB logging.
pref("dom.indexedDB.logging.enabled", true);
// Detailed output in log messages.
pref("dom.indexedDB.logging.details", true);
// Enable profiler marks for indexedDB events.
pref("dom.indexedDB.logging.profiler-marks", false);

// Whether or not File Handle is enabled.
pref("dom.fileHandle.enabled", true);

// Whether window.onappinstalled from "W3C Web Manifest" is enabled
pref("dom.manifest.onappinstalled", false);

// Whether or not selection events are enabled
pref("dom.select_events.enabled", true);

// Whether or not selection events on text controls are enabled
#ifdef NIGHTLY_BUILD
pref("dom.select_events.textcontrols.enabled", true);
#else
pref("dom.select_events.textcontrols.enabled", false);
#endif

// Whether or not Web Workers are enabled.
pref("dom.workers.enabled", true);

// The number of workers per domain allowed to run concurrently.
// We're going for effectively infinite, while preventing abuse.
pref("dom.workers.maxPerDomain", 512);

pref("dom.serviceWorkers.enabled", false);

// The amount of time (milliseconds) service workers keep running after each event.
pref("dom.serviceWorkers.idle_timeout", 30000);

// The amount of time (milliseconds) service workers can be kept running using waitUntil promises.
pref("dom.serviceWorkers.idle_extended_timeout", 300000);

// Enable test for 24 hours update, service workers will always treat last update check time is over 24 hours
pref("dom.serviceWorkers.testUpdateOverOneDay", false);

// Whether nonzero values can be returned from performance.timing.*
pref("dom.enable_performance", true);

// Whether resource timing will be gathered and returned by performance.GetEntries*
pref("dom.enable_resource_timing", true);

// Enable high-resolution timing markers for users
pref("dom.enable_user_timing", true);

// Enable printing performance marks/measures to log
pref("dom.performance.enable_user_timing_logging", false);

// Enable notification of performance timing
pref("dom.performance.enable_notify_performance_timing", false);

// Enable Permission API's .revoke() method
pref("dom.permissions.revoke.enable", false);

// Enable Performance Observer API
#ifdef NIGHTLY_BUILD
pref("dom.enable_performance_observer", true);
#else
pref("dom.enable_performance_observer", false);
#endif

// Enable requestIdleCallback API
#ifdef NIGHTLY_BUILD
pref("dom.requestIdleCallback.enabled", true);
#else
pref("dom.requestIdleCallback.enabled", false);
#endif

// Whether the Gamepad API is enabled
pref("dom.gamepad.enabled", true);
pref("dom.gamepad.test.enabled", false);
#ifdef RELEASE_OR_BETA
pref("dom.gamepad.non_standard_events.enabled", false);
#else
pref("dom.gamepad.non_standard_events.enabled", true);
#endif
pref("dom.gamepad.extensions.enabled", false);

// Whether the KeyboardEvent.code is enabled
pref("dom.keyboardevent.code.enabled", true);

// If this is true, TextEventDispatcher dispatches keydown and keyup events
// even during composition (keypress events are never fired during composition
// even if this is true).
pref("dom.keyboardevent.dispatch_during_composition", false);

// Whether URL,Location,Link::GetHash should be percent encoded
// in setter and percent decoded in getter (old behaviour = true)
pref("dom.url.encode_decode_hash", true);
// Whether ::GetHash should do percent decoding (old behaviour = true)
pref("dom.url.getters_decode_hash", false);

// Whether to run add-on code in different compartments from browser code. This
// causes a separate compartment for each (addon, global) combination, which may
// significantly increase the number of compartments in the system.
pref("dom.compartment_per_addon", true);

// Fastback caching - if this pref is negative, then we calculate the number
// of content viewers to cache based on the amount of available memory.
pref("browser.sessionhistory.max_total_viewers", -1);

pref("ui.use_native_colors", true);
pref("ui.click_hold_context_menus", false);
// Duration of timeout of incremental search in menus (ms).  0 means infinite.
pref("ui.menu.incremental_search.timeout", 1000);
// If true, all popups won't hide automatically on blur
pref("ui.popup.disable_autohide", false);

pref("browser.display.use_document_fonts",  1);  // 0 = never, 1 = quick, 2 = always
// 0 = default: always, except in high contrast mode
// 1 = always
// 2 = never
pref("browser.display.document_color_use", 0);
pref("browser.display.use_system_colors",   false);
pref("browser.display.foreground_color",    "#000000");
pref("browser.display.background_color",    "#FFFFFF");
pref("browser.display.force_inline_alttext", false); // true = force ALT text for missing images to be layed out inline
// 0 = no external leading,
// 1 = use external leading only when font provides,
// 2 = add extra leading both internal leading and external leading are zero
pref("browser.display.normal_lineheight_calc_control", 2);
// enable showing image placeholders while image is loading or when image is broken
pref("browser.display.show_image_placeholders", true);
// if browser.display.show_image_placeholders is true then this controls whether the loading image placeholder and border is shown or not
pref("browser.display.show_loading_image_placeholder", false);
// min font device pixel size at which to turn on high quality
pref("browser.display.auto_quality_min_font_size", 20);
pref("browser.anchor_color",                "#0000EE");
pref("browser.active_color",                "#EE0000");
pref("browser.visited_color",               "#551A8B");
pref("browser.underline_anchors",           true);
pref("browser.enable_automatic_image_resizing", false);
pref("browser.enable_click_image_resizing", true);

// See http://dev.w3.org/html5/spec/forms.html#attr-fe-autofocus
pref("browser.autofocus", true);

// See http://whatwg.org/specs/web-apps/current-work/#ping
pref("browser.send_pings", false);
pref("browser.send_pings.max_per_link", 1);           // limit the number of pings that are sent per link click
pref("browser.send_pings.require_same_host", false);  // only send pings to the same host if this is true

pref("browser.display.use_focus_colors",    false);
pref("browser.display.focus_background_color", "#117722");
pref("browser.display.focus_text_color",     "#ffffff");
pref("browser.display.focus_ring_width",     1);
pref("browser.display.focus_ring_on_anything", false);
// focus ring border style.
// 0 = solid border, 1 = dotted border
pref("browser.display.focus_ring_style", 1);

pref("browser.helperApps.alwaysAsk.force",  false);
pref("browser.helperApps.neverAsk.saveToDisk", "");
pref("browser.helperApps.neverAsk.openFile", "");
pref("browser.helperApps.deleteTempFileOnExit", false);

// xxxbsmedberg: where should prefs for the toolkit go?
pref("browser.chrome.toolbar_tips",         true);
// 0 = Pictures Only, 1 = Text Only, 2 = Pictures and Text
pref("browser.chrome.toolbar_style",        2);
// max image size for which it is placed in the tab icon for tabbrowser.
// if 0, no images are used for tab icons for image documents.
pref("browser.chrome.image_icons.max_size", 1024);

pref("browser.triple_click_selects_paragraph", true);

// Print/Preview Shrink-To-Fit won't shrink below 20% for text-ish documents.
pref("print.shrink-to-fit.scale-limit-percent", 20);

// Whether we should display simplify page checkbox on print preview UI
pref("print.use_simplify_page", false);

// Disable support for MathML
pref("mathml.disabled",    false);

// Enable scale transform for stretchy MathML operators. See bug 414277.
pref("mathml.scale_stretchy_operators.enabled", true);

// Enabled on nightly only until we fix mochitest failures.
#ifdef NIGHTLY_BUILD
pref("media.dormant-on-pause-timeout-ms", 5000);
#else
pref("media.dormant-on-pause-timeout-ms", -1);
#endif

// Media cache size in kilobytes
pref("media.cache_size", 512000);
// When a network connection is suspended, don't resume it until the
// amount of buffered data falls below this threshold (in seconds).
pref("media.cache_resume_threshold", 999999);
// Stop reading ahead when our buffered data is this many seconds ahead
// of the current playback position. This limit can stop us from using arbitrary
// amounts of network bandwidth prefetching huge videos.
pref("media.cache_readahead_limit", 999999);

// Master HTML5 media volume scale.
pref("media.volume_scale", "1.0");

// Timeout for wakelock release
pref("media.wakelock_timeout", 2000);

// Whether we should play videos opened in a "video document", i.e. videos
// opened as top-level documents, as opposed to inside a media element.
pref("media.play-stand-alone", true);

pref("media.hardware-video-decoding.enabled", true);
pref("media.hardware-video-decoding.force-enabled", false);

#ifdef MOZ_DIRECTSHOW
pref("media.directshow.enabled", true);
#endif
#ifdef MOZ_FMP4
pref("media.mp4.enabled", true);
// Specifies whether the PDMFactory can create a test decoder that
#endif
// just outputs blank frames/audio instead of actually decoding. The blank
// decoder works on all platforms.
pref("media.use-blank-decoder", false);
#ifdef MOZ_WMF
pref("media.wmf.enabled", true);
pref("media.wmf.decoder.thread-count", -1);
pref("media.wmf.low-latency.enabled", false);
pref("media.wmf.skip-blacklist", false);
#ifdef NIGHTLY_BUILD
pref("media.wmf.vp9.enabled", true);
#else
pref("media.wmf.vp9.enabled", false);
#endif
pref("media.windows-media-foundation.allow-d3d11-dxva", true);
pref("media.wmf.disable-d3d11-for-dlls", "igd11dxva64.dll: 20.19.15.4463, 20.19.15.4454, 20.19.15.4444, 20.19.15.4416, 20.19.15.4404, 20.19.15.4390, 20.19.15.4380, 20.19.15.4377, 20.19.15.4364, 20.19.15.4360, 20.19.15.4352, 20.19.15.4331, 20.19.15.4326, 20.19.15.4300; igd10iumd32.dll: 20.19.15.4444, 20.19.15.4424, 20.19.15.4409, 20.19.15.4390, 20.19.15.4380, 20.19.15.4360, 10.18.10.4358, 20.19.15.4331, 20.19.15.4312, 20.19.15.4300, 10.18.15.4281, 10.18.15.4279, 10.18.10.4276, 10.18.15.4268, 10.18.15.4256, 10.18.10.4252, 10.18.15.4248, 10.18.14.4112, 10.18.10.3958, 10.18.10.3496, 10.18.10.3431, 10.18.10.3412, 10.18.10.3355, 9.18.10.3234, 9.18.10.3071, 9.18.10.3055, 9.18.10.3006; igd10umd32.dll: 9.17.10.4229, 9.17.10.3040, 9.17.10.2857, 8.15.10.2274, 8.15.10.2272, 8.15.10.2246, 8.15.10.1840, 8.15.10.1808; igd10umd64.dll: 9.17.10.4229, 9.17.10.2857, 10.18.10.3496; isonyvideoprocessor.dll: 4.1.2247.8090, 4.1.2153.6200; tosqep.dll: 1.2.15.526, 1.1.12.201, 1.0.11.318, 1.0.11.215, 1.0.10.1224; tosqep64.dll: 1.1.12.201, 1.0.11.215; nvwgf2um.dll: 22.21.13.8253, 22.21.13.8233, 22.21.13.8205, 22.21.13.8189, 22.21.13.8178, 22.21.13.8165, 21.21.13.7892, 21.21.13.7878, 21.21.13.7866, 21.21.13.7849, 21.21.13.7654, 21.21.13.7653, 21.21.13.7633, 21.21.13.7619, 21.21.13.7563, 21.21.13.7306, 21.21.13.7290, 21.21.13.7270, 21.21.13.7254, 21.21.13.6939, 21.21.13.6926, 21.21.13.6909, 21.21.13.4201, 21.21.13.4200, 10.18.13.6881, 10.18.13.6839, 10.18.13.6510, 10.18.13.6472, 10.18.13.6143, 10.18.13.5946, 10.18.13.5923, 10.18.13.5921, 10.18.13.5891, 10.18.13.5887, 10.18.13.5582, 10.18.13.5445, 10.18.13.5382, 10.18.13.5362, 9.18.13.4788, 9.18.13.4752, 9.18.13.4725, 9.18.13.4709, 9.18.13.4195, 9.18.13.4192, 9.18.13.4144, 9.18.13.4052, 9.18.13.3788, 9.18.13.3523, 9.18.13.3235, 9.18.13.3165, 9.18.13.2723, 9.18.13.2702, 9.18.13.1422, 9.18.13.1407, 9.18.13.1106, 9.18.13.546; atidxx32.dll: 21.19.151.3, 21.19.142.257, 21.19.137.514, 21.19.137.1, 21.19.134.1, 21.19.128.7, 21.19.128.4, 20.19.0.32837, 20.19.0.32832, 8.17.10.682, 8.17.10.671, 8.17.10.661, 8.17.10.648, 8.17.10.644, 8.17.10.625, 8.17.10.605, 8.17.10.581, 8.17.10.569, 8.17.10.560, 8.17.10.545, 8.17.10.539, 8.17.10.531, 8.17.10.525, 8.17.10.520, 8.17.10.519, 8.17.10.514, 8.17.10.511, 8.17.10.494, 8.17.10.489, 8.17.10.483, 8.17.10.453, 8.17.10.451, 8.17.10.441, 8.17.10.436, 8.17.10.432, 8.17.10.425, 8.17.10.418, 8.17.10.414, 8.17.10.401, 8.17.10.395, 8.17.10.385, 8.17.10.378, 8.17.10.362, 8.17.10.355, 8.17.10.342, 8.17.10.331, 8.17.10.318, 8.17.10.310, 8.17.10.286, 8.17.10.269, 8.17.10.261, 8.17.10.247, 8.17.10.240, 8.15.10.212; atidxx64.dll: 21.19.151.3, 21.19.142.257, 21.19.137.514, 21.19.137.1, 21.19.134.1, 21.19.128.7, 21.19.128.4, 20.19.0.32832, 8.17.10.682, 8.17.10.661, 8.17.10.644, 8.17.10.625; nvumdshim.dll: 10.18.13.6822");
pref("media.wmf.disable-d3d9-for-dlls", "igdumd64.dll: 8.15.10.2189, 8.15.10.2119, 8.15.10.2104, 8.15.10.2102, 8.771.1.0; atiumd64.dll: 7.14.10.833, 7.14.10.867, 7.14.10.885, 7.14.10.903, 7.14.10.911, 8.14.10.768, 9.14.10.1001, 9.14.10.1017, 9.14.10.1080, 9.14.10.1128, 9.14.10.1162, 9.14.10.1171, 9.14.10.1183, 9.14.10.1197, 9.14.10.945, 9.14.10.972, 9.14.10.984, 9.14.10.996");
#endif
#if defined(MOZ_FFMPEG)
#if defined(XP_MACOSX)
pref("media.ffmpeg.enabled", false);
#else
pref("media.ffmpeg.enabled", true);
#endif
pref("media.libavcodec.allow-obsolete", false);
#endif
#if defined(MOZ_FFVPX)
pref("media.ffvpx.enabled", true);
#endif
pref("media.gmp.decoder.enabled", false);
pref("media.gmp.decoder.aac", 0);
pref("media.gmp.decoder.h264", 0);
#ifdef MOZ_RAW
pref("media.raw.enabled", true);
#endif
pref("media.ogg.enabled", true);
pref("media.opus.enabled", true);
pref("media.wave.enabled", true);
pref("media.webm.enabled", true);

#ifdef MOZ_APPLEMEDIA
#ifdef MOZ_WIDGET_UIKIT
pref("media.mp3.enabled", true);
#endif
pref("media.apple.mp3.enabled", true);
pref("media.apple.mp4.enabled", true);
#endif

// GMP storage version number. At startup we check the version against
// media.gmp.storage.version.observed, and if the versions don't match,
// we clear storage and set media.gmp.storage.version.observed=expected.
// This provides a mechanism to clear GMP storage when non-compatible
// changes are made.
pref("media.gmp.storage.version.expected", 1);

// Filter what triggers user notifications.
// See DecoderDoctorDocumentWatcher::ReportAnalysis for details.
pref("media.decoder-doctor.notifications-allowed", "MediaWMFNeeded,MediaWidevineNoWMFNoSilverlight,MediaCannotInitializePulseAudio,MediaCannotPlayNoDecoders,MediaUnsupportedLibavcodec");
// Whether we report partial failures.
pref("media.decoder-doctor.verbose", false);
// Whether DD should consider WMF-disabled a WMF failure, useful for testing.
pref("media.decoder-doctor.wmf-disabled-is-failure", false);

// Whether to suspend decoding of videos in background tabs.
#ifdef NIGHTLY_BUILD
pref("media.suspend-bkgnd-video.enabled", true);
#else
pref("media.suspend-bkgnd-video.enabled", false);
#endif
// Delay, in ms, from time window goes to background to suspending
// video decoders. Defaults to 10 seconds.
pref("media.suspend-bkgnd-video.delay-ms", 10000);

#ifdef MOZ_WEBRTC
pref("media.navigator.enabled", true);
pref("media.navigator.video.enabled", true);
pref("media.navigator.load_adapt", true);
pref("media.navigator.load_adapt.encoder_only", true);
pref("media.navigator.load_adapt.measure_interval",1000);
pref("media.navigator.load_adapt.avg_seconds",3);
pref("media.navigator.load_adapt.high_load","0.90");
pref("media.navigator.load_adapt.low_load","0.40");
pref("media.navigator.video.default_fps",30);
pref("media.navigator.video.default_minfps",10);
pref("media.navigator.video.use_remb", true);
pref("media.navigator.video.use_tmmbr", false);
pref("media.navigator.audio.use_fec", true);
pref("media.navigator.video.red_ulpfec_enabled", false);

pref("media.peerconnection.dtmf.enabled", true);

pref("media.webrtc.debug.trace_mask", 0);
pref("media.webrtc.debug.multi_log", false);
pref("media.webrtc.debug.aec_log_dir", "");
pref("media.webrtc.debug.log_file", "");
pref("media.webrtc.debug.aec_dump_max_size", 4194304); // 4MB

#ifdef MOZ_WIDGET_GONK
pref("media.navigator.video.default_width", 320);
pref("media.navigator.video.default_height", 240);
pref("media.peerconnection.enabled", true);
pref("media.peerconnection.video.enabled", true);
pref("media.navigator.video.max_fs", 1200); // 640x480 == 1200mb
pref("media.navigator.video.max_fr", 30);
pref("media.navigator.video.h264.level", 12); // 0x42E00C - level 1.2
pref("media.navigator.video.h264.max_br", 700); // 8x10
pref("media.navigator.video.h264.max_mbps", 11880); // CIF@30fps
pref("media.peerconnection.video.h264_enabled", false);
pref("media.peerconnection.video.vp9_enabled", false);
pref("media.getusermedia.aec", 4);
#else
pref("media.navigator.video.default_width",0);  // adaptive default
pref("media.navigator.video.default_height",0); // adaptive default
pref("media.peerconnection.enabled", true);
pref("media.peerconnection.video.enabled", true);
pref("media.navigator.video.max_fs", 12288); // Enough for 2048x1536
pref("media.navigator.video.max_fr", 60);
pref("media.navigator.video.h264.level", 31); // 0x42E01f - level 3.1
pref("media.navigator.video.h264.max_br", 0);
pref("media.navigator.video.h264.max_mbps", 0);
pref("media.peerconnection.video.h264_enabled", false);
pref("media.peerconnection.video.vp9_enabled", true);
pref("media.getusermedia.aec", 1);
pref("media.getusermedia.browser.enabled", true);
#endif
// Gonk typically captures at QVGA, and so min resolution is QQVGA or
// 160x120; 100Kbps is plenty for that.
// Desktop is typically VGA capture or more; and qm_select will not drop resolution
// below 1/2 in each dimension (or so), so QVGA (320x200) is the lowest here usually.
pref("media.peerconnection.video.min_bitrate", 0);
pref("media.peerconnection.video.start_bitrate", 0);
pref("media.peerconnection.video.max_bitrate", 0);
pref("media.peerconnection.video.min_bitrate_estimate", 0);
pref("media.navigator.audio.fake_frequency", 1000);
pref("media.navigator.permission.disabled", false);
pref("media.peerconnection.simulcast", true);
pref("media.peerconnection.default_iceservers", "[]");
pref("media.peerconnection.ice.loopback", false); // Set only for testing in offline environments.
pref("media.peerconnection.ice.tcp", false);
pref("media.peerconnection.ice.tcp_so_sock_count", 0); // Disable SO gathering
pref("media.peerconnection.ice.link_local", false); // Set only for testing IPV6 in networks that don't assign IPV6 addresses
pref("media.peerconnection.ice.force_interface", ""); // Limit to only a single interface
pref("media.peerconnection.ice.relay_only", false); // Limit candidates to TURN
pref("media.peerconnection.use_document_iceservers", true);
pref("media.peerconnection.identity.enabled", true);
pref("media.peerconnection.identity.timeout", 10000);
pref("media.peerconnection.ice.stun_client_maximum_transmits", 7);
pref("media.peerconnection.ice.trickle_grace_period", 5000);
pref("media.peerconnection.ice.no_host", false);
pref("media.peerconnection.ice.default_address_only", false);
pref("media.peerconnection.ice.proxy_only", false);

// These values (aec, agc, and noice) are from media/webrtc/trunk/webrtc/common_types.h
// kXxxUnchanged = 0, kXxxDefault = 1, and higher values are specific to each
// setting (for Xxx = Ec, Agc, or Ns).  Defaults are all set to kXxxDefault here.
pref("media.peerconnection.turn.disable", false);
#if defined(MOZ_WEBRTC_HARDWARE_AEC_NS)
pref("media.getusermedia.aec_enabled", false);
pref("media.getusermedia.noise_enabled", false);
#else
pref("media.getusermedia.aec_enabled", true);
pref("media.getusermedia.noise_enabled", true);
#endif
pref("media.getusermedia.aec_extended_filter", true);
pref("media.getusermedia.aec_delay_agnostic", true);
pref("media.getusermedia.noise", 1);
pref("media.getusermedia.agc_enabled", false);
pref("media.getusermedia.agc", 1);
// capture_delay: Adjustments for OS-specific input delay (lower bound)
// playout_delay: Adjustments for OS-specific AudioStream+cubeb+output delay (lower bound)
// full_duplex: enable cubeb full-duplex capture/playback
#if defined(XP_MACOSX)
pref("media.peerconnection.capture_delay", 50);
pref("media.getusermedia.playout_delay", 10);
pref("media.navigator.audio.full_duplex", false);
#elif defined(XP_WIN)
pref("media.peerconnection.capture_delay", 50);
pref("media.getusermedia.playout_delay", 40);
pref("media.navigator.audio.full_duplex", false);
#elif defined(ANDROID)
pref("media.peerconnection.capture_delay", 100);
pref("media.getusermedia.playout_delay", 100);
pref("media.navigator.audio.full_duplex", false);
// Whether to enable Webrtc Hardware acceleration support
pref("media.navigator.hardware.vp8_encode.acceleration_enabled", false);
pref("media.navigator.hardware.vp8_decode.acceleration_enabled", false);
#elif defined(XP_LINUX)
pref("media.peerconnection.capture_delay", 70);
pref("media.getusermedia.playout_delay", 50);
pref("media.navigator.audio.full_duplex", true);
#else
// *BSD, others - merely a guess for now
pref("media.peerconnection.capture_delay", 50);
pref("media.getusermedia.playout_delay", 50);
pref("media.navigator.audio.full_duplex", false);
#endif
#endif

pref("dom.webaudio.enabled", true);

#if !defined(ANDROID)
pref("media.getusermedia.screensharing.enabled", true);
#endif

#ifdef RELEASE_OR_BETA
pref("media.getusermedia.screensharing.allowed_domains", "webex.com,*.webex.com,ciscospark.com,*.ciscospark.com,projectsquared.com,*.projectsquared.com,*.room.co,room.co,beta.talky.io,talky.io,*.clearslide.com,appear.in,*.appear.in,tokbox.com,*.tokbox.com,*.sso.francetelecom.fr,*.si.francetelecom.fr,*.sso.infra.ftgroup,*.multimedia-conference.orange-business.com,*.espacecollaboration.orange-business.com,free.gotomeeting.com,g2m.me,*.g2m.me,*.mypurecloud.com,*.mypurecloud.com.au,spreed.me,*.spreed.me,*.spreed.com,air.mozilla.org,*.circuit.com,*.yourcircuit.com,circuit.siemens.com,yourcircuit.siemens.com,circuitsandbox.net,*.unify.com,tandi.circuitsandbox.net,*.ericsson.net,*.cct.ericsson.net,*.opentok.com,*.conf.meetecho.com,meet.jit.si,*.meet.jit.si,web.stage.speakeasyapp.net,web.speakeasyapp.net,*.hipchat.me,*.beta-wspbx.com,*.wspbx.com,*.unifiedcloudit.com,*.smartboxuc.com,*.smartbox-uc.com,*.panterranetworks.com,pexipdemo.com,*.pexipdemo.com,pex.me,*.pex.me,*.rd.pexip.com,1click.io,*.1click.io,*.fuze.com,*.fuzemeeting.com,*.thinkingphones.com,gotomeeting.com,*.gotomeeting.com,gotowebinar.com,*.gotowebinar.com,gototraining.com,*.gototraining.com,citrix.com,*.citrix.com,expertcity.com,*.expertcity.com,citrixonline.com,*.citrixonline.com,g2m.me,*.g2m.me,gotomeet.me,*.gotomeet.me,gotomeet.at,*.gotomeet.at,miriadaxdes.miriadax.net,certificacion.miriadax.net,miriadax.net,*.wire.com,sylaps.com,*.sylaps.com,bluejeans.com,*.bluejeans.com,*.a.bluejeans.com,*.bbcollab.com");
#else
 // includes Mozilla's test domain: mozilla.github.io (not intended for release)
pref("media.getusermedia.screensharing.allowed_domains", "mozilla.github.io,webex.com,*.webex.com,ciscospark.com,*.ciscospark.com,projectsquared.com,*.projectsquared.com,*.room.co,room.co,beta.talky.io,talky.io,*.clearslide.com,appear.in,*.appear.in,tokbox.com,*.tokbox.com,*.sso.francetelecom.fr,*.si.francetelecom.fr,*.sso.infra.ftgroup,*.multimedia-conference.orange-business.com,*.espacecollaboration.orange-business.com,free.gotomeeting.com,g2m.me,*.g2m.me,*.mypurecloud.com,*.mypurecloud.com.au,spreed.me,*.spreed.me,*.spreed.com,air.mozilla.org,*.circuit.com,*.yourcircuit.com,circuit.siemens.com,yourcircuit.siemens.com,circuitsandbox.net,*.unify.com,tandi.circuitsandbox.net,*.ericsson.net,*.cct.ericsson.net,*.opentok.com,*.conf.meetecho.com,meet.jit.si,*.meet.jit.si,web.stage.speakeasyapp.net,web.speakeasyapp.net,*.hipchat.me,*.beta-wspbx.com,*.wspbx.com,*.unifiedcloudit.com,*.smartboxuc.com,*.smartbox-uc.com,*.panterranetworks.com,pexipdemo.com,*.pexipdemo.com,pex.me,*.pex.me,*.rd.pexip.com,1click.io,*.1click.io,*.fuze.com,*.fuzemeeting.com,*.thinkingphones.com,gotomeeting.com,*.gotomeeting.com,gotowebinar.com,*.gotowebinar.com,gototraining.com,*.gototraining.com,citrix.com,*.citrix.com,expertcity.com,*.expertcity.com,citrixonline.com,*.citrixonline.com,g2m.me,*.g2m.me,gotomeet.me,*.gotomeet.me,gotomeet.at,*.gotomeet.at,miriadaxdes.miriadax.net,certificacion.miriadax.net,miriadax.net,*.wire.com,sylaps.com,*.sylaps.com,bluejeans.com,*.bluejeans.com,*.a.bluejeans.com,*.bbcollab.com");
#endif
// OS/X 10.6 and XP have screen/window sharing off by default due to various issues - Caveat emptor
pref("media.getusermedia.screensharing.allow_on_old_platforms", false);

pref("media.getusermedia.audiocapture.enabled", false);

// TextTrack WebVTT Region extension support.
pref("media.webvtt.regions.enabled", false);

// AudioTrack and VideoTrack support
pref("media.track.enabled", false);

// Whether to enable MediaSource support.
pref("media.mediasource.enabled", true);

pref("media.mediasource.mp4.enabled", true);

#if defined(XP_WIN) || defined(XP_MACOSX) || defined(MOZ_WIDGET_GONK) || defined(MOZ_WIDGET_ANDROID)
pref("media.mediasource.webm.enabled", false);
#else
pref("media.mediasource.webm.enabled", true);
#endif
pref("media.mediasource.webm.audio.enabled", true);

// Use new MediaFormatReader architecture for plain ogg.
pref("media.flac.enabled", true);
pref("media.ogg.flac.enabled", true);

pref("media.benchmark.vp9.threshold", 150);
pref("media.benchmark.frames", 300);
pref("media.benchmark.timeout", 1000);

#ifdef MOZ_WEBSPEECH
pref("media.webspeech.recognition.enable", false);
pref("media.webspeech.synth.enabled", false);
#endif
#ifdef MOZ_WEBM_ENCODER
pref("media.encoder.webm.enabled", true);
#endif

// Whether to autostart a media element with an |autoplay| attribute
pref("media.autoplay.enabled", true);

// The default number of decoded video frames that are enqueued in
// MediaDecoderReader's mVideoQueue.
pref("media.video-queue.default-size", 10);

// The maximum number of queued frames to send to the compositor.
// By default, send all of them.
pref("media.video-queue.send-to-compositor-size", 9999);

// Whether to disable the video stats to prevent fingerprinting
pref("media.video_stats.enabled", true);

// Weather we allow AMD switchable graphics
pref("layers.amd-switchable-gfx.enabled", true);

// Whether to use async panning and zooming
pref("layers.async-pan-zoom.enabled", true);

// Whether to enable event region building during painting
pref("layout.event-regions.enabled", false);

// APZ preferences. For documentation/details on what these prefs do, check
// gfx/layers/apz/src/AsyncPanZoomController.cpp.
pref("apz.allow_checkerboarding", true);
pref("apz.allow_immediate_handoff", true);
pref("apz.allow_zooming", false);

// Whether to lock touch scrolling to one axis at a time
// 0 = FREE (No locking at all)
// 1 = STANDARD (Once locked, remain locked until scrolling ends)
// 2 = STICKY (Allow lock to be broken, with hysteresis)
pref("apz.axis_lock.mode", 0);
pref("apz.axis_lock.lock_angle", "0.5235987");        // PI / 6 (30 degrees)
pref("apz.axis_lock.breakout_threshold", "0.03125");  // 1/32 inches
pref("apz.axis_lock.breakout_angle", "0.3926991");    // PI / 8 (22.5 degrees)
pref("apz.axis_lock.direct_pan_angle", "1.047197");   // PI / 3 (60 degrees)
pref("apz.content_response_timeout", 400);
pref("apz.drag.enabled", false);
pref("apz.danger_zone_x", 50);
pref("apz.danger_zone_y", 100);
pref("apz.disable_for_scroll_linked_effects", false);
pref("apz.displayport_expiry_ms", 15000);
pref("apz.enlarge_displayport_when_clipped", false);
pref("apz.fling_accel_base_mult", "1.0");
pref("apz.fling_accel_interval_ms", 500);
pref("apz.fling_accel_min_velocity", "1.5");
pref("apz.fling_accel_supplemental_mult", "1.0");
pref("apz.fling_curve_function_x1", "0.0");
pref("apz.fling_curve_function_y1", "0.0");
pref("apz.fling_curve_function_x2", "1.0");
pref("apz.fling_curve_function_y2", "1.0");
pref("apz.fling_curve_threshold_inches_per_ms", "-1.0");
pref("apz.fling_friction", "0.002");
pref("apz.fling_min_velocity_threshold", "0.5");
pref("apz.fling_stop_on_tap_threshold", "0.05");
pref("apz.fling_stopped_threshold", "0.01");
pref("apz.highlight_checkerboarded_areas", false);
pref("apz.max_velocity_inches_per_ms", "-1.0");
pref("apz.max_velocity_queue_size", 5);
pref("apz.min_skate_speed", "1.0");
pref("apz.minimap.enabled", false);
pref("apz.minimap.visibility.enabled", false);
pref("apz.overscroll.enabled", false);
pref("apz.overscroll.min_pan_distance_ratio", "1.0");
pref("apz.overscroll.spring_friction", "0.015");
pref("apz.overscroll.spring_stiffness", "0.0018");
pref("apz.overscroll.stop_distance_threshold", "5.0");
pref("apz.overscroll.stop_velocity_threshold", "0.01");
pref("apz.overscroll.stretch_factor", "0.35");
pref("apz.paint_skipping.enabled", true);
// Fetch displayport updates early from the message queue
pref("apz.peek_messages.enabled", true);

// Whether to print the APZC tree for debugging
pref("apz.printtree", false);

#ifdef NIGHTLY_BUILD
pref("apz.record_checkerboarding", true);
#else
pref("apz.record_checkerboarding", false);
#endif
pref("apz.test.logging_enabled", false);
pref("apz.touch_start_tolerance", "0.1");
pref("apz.touch_move_tolerance", "0.03");
pref("apz.velocity_bias", "0.0");
pref("apz.velocity_relevance_time_ms", 150);
pref("apz.x_skate_highmem_adjust", "0.0");
pref("apz.y_skate_highmem_adjust", "0.0");
pref("apz.x_skate_size_multiplier", "1.25");
pref("apz.y_skate_size_multiplier", "3.5");
pref("apz.x_stationary_size_multiplier", "1.5");
pref("apz.y_stationary_size_multiplier", "3.5");
pref("apz.zoom_animation_duration_ms", 250);
pref("apz.scale_repaint_delay_ms", 500);

#if defined(MOZ_WIDGET_GONK) || defined(MOZ_WIDGET_ANDROID)
// Mobile prefs
pref("apz.allow_zooming", true);
pref("apz.enlarge_displayport_when_clipped", true);
pref("apz.y_skate_size_multiplier", "1.5");
pref("apz.y_stationary_size_multiplier", "1.5");
#endif

#ifdef XP_MACOSX
// Whether to run in native HiDPI mode on machines with "Retina"/HiDPI display;
//   <= 0 : hidpi mode disabled, display will just use pixel-based upscaling
//   == 1 : hidpi supported if all screens share the same backingScaleFactor
//   >= 2 : hidpi supported even with mixed backingScaleFactors (somewhat broken)
pref("gfx.hidpi.enabled", 2);
#endif

#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
// Use containerless scrolling for now on desktop.
pref("layout.scroll.root-frame-containers", false);
#endif

// Whether to enable LayerScope tool and default listening port
pref("gfx.layerscope.enabled", false);
pref("gfx.layerscope.port", 23456);

// Log severe performance warnings to the error console and profiles.
// This should be use to quickly find which slow paths are used by test cases.
pref("gfx.perf-warnings.enabled", false);

// 0 = Off, 1 = Full, 2 = Tagged Images Only.
// See eCMSMode in gfx/thebes/gfxPlatform.h
pref("gfx.color_management.mode", 2);
pref("gfx.color_management.display_profile", "");
pref("gfx.color_management.rendering_intent", 0);
pref("gfx.color_management.enablev4", false);

pref("gfx.downloadable_fonts.enabled", true);
pref("gfx.downloadable_fonts.fallback_delay", 3000);
pref("gfx.downloadable_fonts.fallback_delay_short", 100);

// disable downloadable font cache so that behavior is consistently
// the uncached load behavior across pages (useful for testing reflow problems)
pref("gfx.downloadable_fonts.disable_cache", false);

pref("gfx.downloadable_fonts.woff2.enabled", true);

#ifdef ANDROID
pref("gfx.bundled_fonts.enabled", true);
pref("gfx.bundled_fonts.force-enabled", false);
#endif

// Do we fire a notification about missing fonts, so the front-end can decide
// whether to try and do something about it (e.g. download additional fonts)?
pref("gfx.missing_fonts.notify", false);

// prefs controlling the font (name/cmap) loader that runs shortly after startup
pref("gfx.font_loader.families_per_slice", 3); // read in info 3 families at a time
#ifdef XP_WIN
pref("gfx.font_loader.delay", 120000);         // 2 minutes after startup
pref("gfx.font_loader.interval", 1000);        // every 1 second until complete
#else
pref("gfx.font_loader.delay", 8000);           // 8 secs after startup
pref("gfx.font_loader.interval", 50);          // run every 50 ms
#endif

// whether to always search all font cmaps during system font fallback
pref("gfx.font_rendering.fallback.always_use_cmaps", false);

// cache shaped word results
pref("gfx.font_rendering.wordcache.charlimit", 32);

// cache shaped word results
pref("gfx.font_rendering.wordcache.maxentries", 10000);

pref("gfx.font_rendering.graphite.enabled", true);

#ifdef XP_WIN
pref("gfx.font_rendering.directwrite.force-enabled", false);
pref("gfx.font_rendering.directwrite.use_gdi_table_loading", true);
#endif

pref("gfx.font_rendering.opentype_svg.enabled", true);

#ifdef XP_WIN
// comma separated list of backends to use in order of preference
// e.g., pref("gfx.canvas.azure.backends", "direct2d,skia,cairo");
pref("gfx.canvas.azure.backends", "direct2d1.1,skia,cairo");
pref("gfx.content.azure.backends", "direct2d1.1,skia,cairo");
#else
#ifdef XP_MACOSX
pref("gfx.content.azure.backends", "skia");
pref("gfx.canvas.azure.backends", "skia");
// Accelerated cg canvas where available (10.7+)
pref("gfx.canvas.azure.accelerated", true);
#else
pref("gfx.canvas.azure.backends", "skia");
pref("gfx.content.azure.backends", "skia");
#endif
#endif

pref("gfx.canvas.skiagl.dynamic-cache", true);

pref("gfx.text.disable-aa", false);

pref("gfx.work-around-driver-bugs", true);
pref("gfx.prefer-mesa-llvmpipe", false);

pref("gfx.draw-color-bars", false);

pref("gfx.logging.painted-pixel-count.enabled", false);
pref("gfx.logging.texture-usage.enabled", false);
pref("gfx.logging.peak-texture-usage.enabled", false);

pref("gfx.ycbcr.accurate-conversion", false);

pref("accessibility.browsewithcaret", false);
pref("accessibility.warn_on_browsewithcaret", true);

pref("accessibility.browsewithcaret_shortcut.enabled", true);

#ifndef XP_MACOSX
// Tab focus model bit field:
// 1 focuses text controls, 2 focuses other form elements, 4 adds links.
// Most users will want 1, 3, or 7.
// On OS X, we use Full Keyboard Access system preference,
// unless accessibility.tabfocus is set by the user.
pref("accessibility.tabfocus", 7);
pref("accessibility.tabfocus_applies_to_xul", false);
#else
// Only on mac tabfocus is expected to handle UI widgets as well as web content
pref("accessibility.tabfocus_applies_to_xul", true);
#endif

// We follow the "Click in the scrollbar to:" system preference on OS X and
// "gtk-primary-button-warps-slider" property with GTK (since 2.24 / 3.6),
// unless this preference is explicitly set.
#if !defined(XP_MACOSX) && !defined(MOZ_WIDGET_GTK)
pref("ui.scrollToClick", 0);
#endif

// provide ability to turn on support for canvas focus rings
pref("canvas.focusring.enabled", true);
pref("canvas.customfocusring.enabled", false);
pref("canvas.hitregions.enabled", false);
pref("canvas.filters.enabled", true);
// Add support for canvas path objects
pref("canvas.path.enabled", true);
pref("canvas.capturestream.enabled", true);

// Disable the ImageBitmap-extensions for now.
pref("canvas.imagebitmap_extensions.enabled", false);

// We want the ability to forcibly disable platform a11y, because
// some non-a11y-related components attempt to bring it up.  See bug
// 538530 for details about Windows; we have a pref here that allows it
// to be disabled for performance and testing resons.
// See bug 761589 for the crossplatform aspect.
//
// This pref is checked only once, and the browser needs a restart to
// pick up any changes.
//
// Values are -1 always on. 1 always off, 0 is auto as some platform perform
// further checks.
pref("accessibility.force_disabled", 0);

pref("accessibility.ipc_architecture.enabled", true);

pref("accessibility.AOM.enabled", false);

#ifdef XP_WIN
// Some accessibility tools poke at windows in the plugin process during setup
// which can cause hangs.  To hack around this set accessibility.delay_plugins
// to true, you can also try increasing accessibility.delay_plugin_time if your
// machine is slow and you still experience hangs.
// See bug 781791.
pref("accessibility.delay_plugins", false);
pref("accessibility.delay_plugin_time", 10000);
#endif

pref("focusmanager.testmode", false);

pref("accessibility.usetexttospeech", "");
pref("accessibility.usebrailledisplay", "");
pref("accessibility.accesskeycausesactivation", true);
pref("accessibility.mouse_focuses_formcontrol", false);

// Type Ahead Find
pref("accessibility.typeaheadfind", true);
pref("accessibility.typeaheadfind.autostart", true);
// casesensitive: controls the find bar's case-sensitivity
//     0 - "never"  (case-insensitive)
//     1 - "always" (case-sensitive)
// other - "auto"   (case-sensitive for mixed-case input, insensitive otherwise)
pref("accessibility.typeaheadfind.casesensitive", 0);
pref("accessibility.typeaheadfind.linksonly", true);
pref("accessibility.typeaheadfind.startlinksonly", false);
pref("accessibility.typeaheadfind.timeout", 4000);
pref("accessibility.typeaheadfind.enabletimeout", true);
pref("accessibility.typeaheadfind.soundURL", "beep");
pref("accessibility.typeaheadfind.enablesound", true);
#ifdef XP_MACOSX
pref("accessibility.typeaheadfind.prefillwithselection", false);
#else
pref("accessibility.typeaheadfind.prefillwithselection", true);
#endif
pref("accessibility.typeaheadfind.matchesCountLimit", 1000);
pref("findbar.highlightAll", false);
pref("findbar.modalHighlight", false);
pref("findbar.entireword", false);
pref("findbar.iteratorTimeout", 100);

// use Mac OS X Appearance panel text smoothing setting when rendering text, disabled by default
pref("gfx.use_text_smoothing_setting", false);

// Number of characters to consider emphasizing for rich autocomplete results
pref("toolkit.autocomplete.richBoundaryCutoff", 200);

// Variable controlling logging for osfile.
pref("toolkit.osfile.log", false);

pref("toolkit.scrollbox.smoothScroll", true);
pref("toolkit.scrollbox.scrollIncrement", 20);
pref("toolkit.scrollbox.verticalScrollDistance", 3);
pref("toolkit.scrollbox.horizontalScrollDistance", 5);
pref("toolkit.scrollbox.clickToScroll.scrollDelay", 150);

// Telemetry settings.
// Server to submit telemetry pings to.
pref("toolkit.telemetry.server", "https://incoming.telemetry.mozilla.org");
// Telemetry server owner. Please change if you set toolkit.telemetry.server to a different server
pref("toolkit.telemetry.server_owner", "Mozilla");
// Information page about telemetry (temporary ; will be about:telemetry in the end)
pref("toolkit.telemetry.infoURL", "https://www.mozilla.org/legal/privacy/firefox.html#telemetry");
// Determines whether full SQL strings are returned when they might contain sensitive info
// i.e. dynamically constructed SQL strings or SQL executed by addons against addon DBs
pref("toolkit.telemetry.debugSlowSql", false);
// Whether to use the unified telemetry behavior, requires a restart.
pref("toolkit.telemetry.unified", true);

// Identity module
pref("toolkit.identity.enabled", false);
pref("toolkit.identity.debug", false);

// AsyncShutdown delay before crashing in case of shutdown freeze
pref("toolkit.asyncshutdown.crash_timeout", 60000);
// Extra logging for AsyncShutdown barriers and phases
pref("toolkit.asyncshutdown.log", false);

// Enable deprecation warnings.
pref("devtools.errorconsole.deprecation_warnings", true);

// Disable debugging chrome
pref("devtools.chrome.enabled", false);

// Disable remote debugging protocol logging
pref("devtools.debugger.log", false);
pref("devtools.debugger.log.verbose", false);

// Disable remote debugging connections
pref("devtools.debugger.remote-enabled", false);

pref("devtools.debugger.remote-port", 6000);
pref("devtools.debugger.remote-websocket", false);
// Force debugger server binding on the loopback interface
pref("devtools.debugger.force-local", true);
// Display a prompt when a new connection starts to accept/reject it
pref("devtools.debugger.prompt-connection", true);
// Block tools from seeing / interacting with certified apps
pref("devtools.debugger.forbid-certified-apps", true);
// List of permissions that a sideloaded app can't ask for
pref("devtools.apps.forbidden-permissions", "embed-apps");

// DevTools default color unit
pref("devtools.defaultColorUnit", "authored");

// Used for devtools debugging
pref("devtools.dump.emit", false);

// Disable device discovery logging
pref("devtools.discovery.log", false);
// Whether to scan for DevTools devices via WiFi
pref("devtools.remote.wifi.scan", true);
// Whether UI options for controlling device visibility over WiFi are shown
// N.B.: This does not set whether the device can be discovered via WiFi, only
// whether the UI control to make such a choice is shown to the user
pref("devtools.remote.wifi.visible", true);
// Client must complete TLS handshake within this window (ms)
pref("devtools.remote.tls-handshake-timeout", 10000);

// URL of the remote JSON catalog used for device simulation
pref("devtools.devices.url", "https://code.cdn.mozilla.net/devices/devices.json");

// Display the introductory text
pref("devtools.gcli.hideIntro", false);

// How eager are we to show help: never=1, sometimes=2, always=3
pref("devtools.gcli.eagerHelper", 2);

// Alias to the script URLs for inject command.
pref("devtools.gcli.jquerySrc", "https://cdnjs.cloudflare.com/ajax/libs/jquery/2.2.1/jquery.min.js");
pref("devtools.gcli.lodashSrc", "https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.6.1/lodash.min.js");
pref("devtools.gcli.underscoreSrc", "https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js");

// Set imgur upload client ID
pref("devtools.gcli.imgurClientID", '0df414e888d7240');
// Imgur's upload URL
pref("devtools.gcli.imgurUploadURL", "https://api.imgur.com/3/image");

// GCLI commands directory
pref("devtools.commands.dir", "");

// Allows setting the performance marks for which telemetry metrics will be recorded.
pref("devtools.telemetry.supported_performance_marks", "contentInteractive,navigationInteractive,navigationLoaded,visuallyLoaded,fullyLoaded,mediaEnumerated,scanEnd");

// Deprecation warnings after DevTools file migration.
pref("devtools.migration.warnings", true);

// view source
pref("view_source.syntax_highlight", true);
pref("view_source.wrap_long_lines", false);
pref("view_source.editor.external", false);
pref("view_source.editor.path", "");
// allows to add further arguments to the editor; use the %LINE% placeholder
// for jumping to a specific line (e.g. "/line:%LINE%" or "--goto %LINE%")
pref("view_source.editor.args", "");

// When true this will word-wrap plain text documents.
pref("plain_text.wrap_long_lines", false);

// whether or not to draw images while dragging
pref("nglayout.enable_drag_images", true);

// enable/disable paint flashing --- useful for debugging
// the first one applies to everything, the second one only to chrome
pref("nglayout.debug.paint_flashing", false);
pref("nglayout.debug.paint_flashing_chrome", false);

// enable/disable widget update area flashing --- only supported with
// BasicLayers (other layer managers always update the entire widget area)
pref("nglayout.debug.widget_update_flashing", false);

// Enable/disable display list invalidation logging --- useful for debugging.
pref("nglayout.debug.invalidation", false);

// Whether frame visibility tracking is enabled globally.
pref("layout.framevisibility.enabled", true);

pref("layout.framevisibility.numscrollportwidths", 0);
pref("layout.framevisibility.numscrollportheights", 1);

// scrollbar snapping region
// 0 - off
// 1 and higher - slider thickness multiple
pref("slider.snapMultiplier", 0);

// option to choose plug-in finder
pref("application.use_ns_plugin_finder", false);

// URI fixup prefs
pref("browser.fixup.alternate.enabled", true);
pref("browser.fixup.alternate.prefix", "www.");
pref("browser.fixup.alternate.suffix", ".com");
pref("browser.fixup.dns_first_for_single_words", false);
pref("browser.fixup.hide_user_pass", true);

// Location Bar AutoComplete
pref("browser.urlbar.autocomplete.enabled", true);

// Print header customization
// Use the following codes:
// &T - Title
// &U - Document URL
// &D - Date/Time
// &P - Page Number
// &PT - Page Number "of" Page total
// Set each header to a string containing zero or one of these codes
// and the code will be replaced in that string by the corresponding data
pref("print.print_headerleft", "&T");
pref("print.print_headercenter", "");
pref("print.print_headerright", "&U");
pref("print.print_footerleft", "&PT");
pref("print.print_footercenter", "");
pref("print.print_footerright", "&D");
pref("print.show_print_progress", true);

// xxxbsmedberg: more toolkit prefs

// When this is set to false each window has its own PrintSettings
// and a change in one window does not affect the others
pref("print.use_global_printsettings", true);

// Save the Printings after each print job
pref("print.save_print_settings", true);

// Cache old Presentation when going into Print Preview
pref("print.always_cache_old_pres", false);

// Enables you to specify the amount of the paper that is to be treated
// as unwriteable.  The print_edge_XXX and print_margin_XXX preferences
// are treated as offsets that are added to this pref.
// Default is "-1", which means "use the system default".  (If there is
// no system default, then the -1 is treated as if it were 0.)
// This is used by both Printing and Print Preview.
// Units are in 1/100ths of an inch.
pref("print.print_unwriteable_margin_top",    -1);
pref("print.print_unwriteable_margin_left",   -1);
pref("print.print_unwriteable_margin_right",  -1);
pref("print.print_unwriteable_margin_bottom", -1);

// Enables you to specify the gap from the edge of the paper's
// unwriteable area to the margin.
// This is used by both Printing and Print Preview
// Units are in 1/100ths of an inch.
pref("print.print_edge_top", 0);
pref("print.print_edge_left", 0);
pref("print.print_edge_right", 0);
pref("print.print_edge_bottom", 0);

// Print via the parent process. This is only used when e10s is enabled.
#if defined(XP_WIN) || defined(XP_MACOSX)
pref("print.print_via_parent", true);
#else
pref("print.print_via_parent", false);
#endif

// Pref used by the spellchecker extension to control the
// maximum number of misspelled words that will be underlined
// in a document.
pref("extensions.spellcheck.inline.max-misspellings", 500);

// Prefs used by libeditor. Prefs specific to seamonkey composer
// belong in comm-central/editor/ui/composer.js

pref("editor.use_custom_colors", false);
pref("editor.singleLine.pasteNewlines",      2);
pref("editor.use_css",                       false);
pref("editor.css.default_length_unit",       "px");
pref("editor.resizing.preserve_ratio",       true);
pref("editor.positioning.offset",            0);

// Scripts & Windows prefs
pref("dom.disable_beforeunload",            false);
pref("dom.disable_window_flip",             false);
pref("dom.disable_window_move_resize",      false);
pref("dom.disable_window_status_change",    false);

pref("dom.disable_window_open_feature.titlebar",    false);
pref("dom.disable_window_open_feature.close",       false);
pref("dom.disable_window_open_feature.toolbar",     false);
pref("dom.disable_window_open_feature.location",    false);
pref("dom.disable_window_open_feature.personalbar", false);
pref("dom.disable_window_open_feature.menubar",     false);
pref("dom.disable_window_open_feature.resizable",   true);
pref("dom.disable_window_open_feature.minimizable", false);
pref("dom.disable_window_open_feature.status",      true);

pref("dom.allow_scripts_to_close_windows",          false);

pref("dom.require_user_interaction_for_beforeunload", true);

pref("dom.disable_open_during_load",                false);
pref("dom.popup_maximum",                           20);
pref("dom.popup_allowed_events", "change click dblclick mouseup notificationclick reset submit touchend");
pref("dom.disable_open_click_delay", 1000);

pref("dom.storage.enabled", true);
pref("dom.storage.default_quota",      5120);

pref("dom.send_after_paint_to_content", false);

// Timeout clamp in ms for timeouts we clamp
pref("dom.min_timeout_value", 4);
// And for background windows
pref("dom.min_background_timeout_value", 1000);

// Don't use new input types
pref("dom.experimental_forms", false);

// Enable <input type=number>:
pref("dom.forms.number", true);

// Enable <input type=color> by default. It will be turned off for remaining
// platforms which don't have a color picker implemented yet.
pref("dom.forms.color", true);

// Support for input type=date, time, month, week and datetime-local. By
// default, disabled.
pref("dom.forms.datetime", false);

// Enable time picker UI. By default, disabled.
pref("dom.forms.datetime.timepicker", false);

// Support for new @autocomplete values
pref("dom.forms.autocomplete.experimental", false);

// Enables requestAutocomplete DOM API on forms.
pref("dom.forms.requestAutocomplete", false);

// Enable Directory API. By default, disabled.
pref("dom.input.dirpicker", false);

// Enables system messages and activities
pref("dom.sysmsg.enabled", false);

// Enable pre-installed applications.
pref("dom.webapps.useCurrentProfile", false);

pref("dom.cycle_collector.incremental", true);

// Parsing perf prefs. For now just mimic what the old code did.
#ifndef XP_WIN
pref("content.sink.pending_event_mode", 0);
#endif

// Disable popups from plugins by default
//   0 = openAllowed
//   1 = openControlled
//   2 = openAbused
pref("privacy.popups.disable_from_plugins", 2);

// send "do not track" HTTP header, disabled by default
pref("privacy.donottrackheader.enabled",    false);
// Enforce tracking protection in all modes
pref("privacy.trackingprotection.enabled",  false);
// Enforce tracking protection in Private Browsing mode
pref("privacy.trackingprotection.pbmode.enabled",  true);

pref("dom.event.contextmenu.enabled",       true);
pref("dom.event.clipboardevents.enabled",   true);
#if defined(XP_WIN) && !defined(RELEASE_OR_BETA) || defined(MOZ_WIDGET_GTK) && !defined(RELEASE_OR_BETA)
pref("dom.event.highrestimestamp.enabled",  true);
#else
pref("dom.event.highrestimestamp.enabled",  false);
#endif

pref("dom.webcomponents.enabled",           false);
pref("dom.webcomponents.customelements.enabled", false);

pref("javascript.enabled",                  true);
pref("javascript.options.strict",           false);
#ifdef DEBUG
pref("javascript.options.strict.debug",     false);
#endif
pref("javascript.options.baselinejit",      true);
pref("javascript.options.ion",              true);
pref("javascript.options.asmjs",            true);
pref("javascript.options.wasm",             false);
pref("javascript.options.wasm_baselinejit", false);
pref("javascript.options.native_regexp",    true);
pref("javascript.options.parallel_parsing", true);
#if !defined(RELEASE_OR_BETA) && !defined(ANDROID) && !defined(MOZ_B2G) && !defined(XP_IOS)
pref("javascript.options.asyncstack",       true);
#else
pref("javascript.options.asyncstack",       false);
#endif
pref("javascript.options.throw_on_asmjs_validation_failure", false);
pref("javascript.options.ion.offthread_compilation", true);
// This preference instructs the JS engine to discard the
// source of any privileged JS after compilation. This saves
// memory, but makes things like Function.prototype.toSource()
// fail.
pref("javascript.options.discardSystemSource", false);
// This preference limits the memory usage of javascript.
// If you want to change these values for your device,
// please find Bug 417052 comment 17 and Bug 456721
// Comment 32 and Bug 613551.
pref("javascript.options.mem.high_water_mark", 128);
pref("javascript.options.mem.max", -1);
pref("javascript.options.mem.gc_per_zone", true);
pref("javascript.options.mem.gc_incremental", true);
pref("javascript.options.mem.gc_incremental_slice_ms", 10);
pref("javascript.options.mem.gc_compacting", true);
pref("javascript.options.mem.log", false);
pref("javascript.options.mem.notify", false);
pref("javascript.options.gc_on_memory_pressure", true);
pref("javascript.options.compact_on_user_inactive", true);
#ifdef NIGHTLY_BUILD
pref("javascript.options.compact_on_user_inactive_delay", 15000); // ms
#else
pref("javascript.options.compact_on_user_inactive_delay", 300000); // ms
#endif

pref("javascript.options.mem.gc_high_frequency_time_limit_ms", 1000);
pref("javascript.options.mem.gc_high_frequency_low_limit_mb", 100);
pref("javascript.options.mem.gc_high_frequency_high_limit_mb", 500);
pref("javascript.options.mem.gc_high_frequency_heap_growth_max", 300);
pref("javascript.options.mem.gc_high_frequency_heap_growth_min", 150);
pref("javascript.options.mem.gc_low_frequency_heap_growth", 150);
pref("javascript.options.mem.gc_dynamic_heap_growth", true);
pref("javascript.options.mem.gc_dynamic_mark_slice", true);
pref("javascript.options.mem.gc_refresh_frame_slices_enabled", true);
pref("javascript.options.mem.gc_allocation_threshold_mb", 30);
pref("javascript.options.mem.gc_min_empty_chunk_count", 1);
pref("javascript.options.mem.gc_max_empty_chunk_count", 30);

pref("javascript.options.showInConsole", false);

#ifdef RELEASE_OR_BETA
// Disabled in Beta and Release for now, see bug 1225406
pref("javascript.options.shared_memory", false);
#else
pref("javascript.options.shared_memory", true);
#endif

pref("javascript.options.throw_on_debuggee_would_run", false);
pref("javascript.options.dump_stack_on_debuggee_would_run", false);

// advanced prefs
pref("advanced.mailftp",                    false);
pref("image.animation_mode",                "normal");

// Same-origin policy for file URIs, "false" is traditional
pref("security.fileuri.strict_origin_policy", true);

// If this pref is true, prefs in the logging.config branch will be cleared on
// startup. This is done so that setting a log-file and log-modules at runtime
// doesn't persist across restarts leading to huge logfile and low disk space.
pref("logging.config.clear_on_startup", true);

// If there is ever a security firedrill that requires
// us to block certian ports global, this is the pref
// to use.  Is is a comma delimited list of port numbers
// for example:
//   pref("network.security.ports.banned", "1,2,3,4,5");
// prevents necko connecting to ports 1-5 unless the protocol
// overrides.

// Allow necko to do A/B testing. Will generally only happen if
// telemetry is also enabled as otherwise there is no way to report
// the results
pref("network.allow-experiments", true);

// Allow the network changed event to get sent when a network topology or
// setup change is noticed while running.
pref("network.notify.changed", true);

// Allow network detection of IPv6 related changes (bug 1245059)
#if defined(XP_WIN)
pref("network.notify.IPv6", false);
#else
pref("network.notify.IPv6", true);
#endif

// Transmit UDP busy-work to the LAN when anticipating low latency
// network reads and on wifi to mitigate 802.11 Power Save Polling delays
pref("network.tickle-wifi.enabled", false);
pref("network.tickle-wifi.duration", 400);
pref("network.tickle-wifi.delay", 16);

// Turn off interprocess security checks. Needed to run xpcshell tests.
pref("network.disable.ipc.security", false);

// Default action for unlisted external protocol handlers
pref("network.protocol-handler.external-default", true);      // OK to load
pref("network.protocol-handler.warn-external-default", true); // warn before load

// Prevent using external protocol handlers for these schemes
pref("network.protocol-handler.external.hcp", false);
pref("network.protocol-handler.external.vbscript", false);
pref("network.protocol-handler.external.javascript", false);
pref("network.protocol-handler.external.data", false);
pref("network.protocol-handler.external.ms-help", false);
pref("network.protocol-handler.external.shell", false);
pref("network.protocol-handler.external.vnd.ms.radio", false);
#ifdef XP_MACOSX
pref("network.protocol-handler.external.help", false);
#endif
pref("network.protocol-handler.external.disk", false);
pref("network.protocol-handler.external.disks", false);
pref("network.protocol-handler.external.afp", false);
pref("network.protocol-handler.external.moz-icon", false);

// Don't allow  external protocol handlers for common typos
pref("network.protocol-handler.external.ttp", false);  // http
pref("network.protocol-handler.external.ttps", false); // https
pref("network.protocol-handler.external.tps", false);  // https
pref("network.protocol-handler.external.ps", false);   // https
pref("network.protocol-handler.external.ile", false);  // file
pref("network.protocol-handler.external.le", false);   // file

// An exposed protocol handler is one that can be used in all contexts.  A
// non-exposed protocol handler is one that can only be used internally by the
// application.  For example, a non-exposed protocol would not be loaded by the
// application in response to a link click or a X-remote openURL command.
// Instead, it would be deferred to the system's external protocol handler.
// Only internal/built-in protocol handlers can be marked as exposed.

// This pref controls the default settings.  Per protocol settings can be used
// to override this value.
pref("network.protocol-handler.expose-all", true);

// Warning for about:networking page
pref("network.warnOnAboutNetworking", true);

// Example: make IMAP an exposed protocol
// pref("network.protocol-handler.expose.imap", true);

// Whether IOService.connectivity and NS_IsOffline depends on connectivity status
pref("network.manage-offline-status", true);
// If set to true, IOService.offline depends on IOService.connectivity
pref("network.offline-mirrors-connectivity", false);

// <http>
pref("network.http.version", "1.1");      // default
// pref("network.http.version", "1.0");   // uncomment this out in case of problems
// pref("network.http.version", "0.9");   // it'll work too if you're crazy
// keep-alive option is effectively obsolete. Nevertheless it'll work with
// some older 1.0 servers:

pref("network.http.proxy.version", "1.1");    // default
// pref("network.http.proxy.version", "1.0"); // uncomment this out in case of problems
                                              // (required if using junkbuster proxy)

// this preference can be set to override the socket type used for normal
// HTTP traffic.  an empty value indicates the normal TCP/IP socket type.
pref("network.http.default-socket-type", "");

// There is a problem with some IIS7 servers that don't close the connection
// properly after it times out (bug #491541). Default timeout on IIS7 is
// 120 seconds. We need to reuse or drop the connection within this time.
// We set the timeout a little shorter to keep a reserve for cases when
// the packet is lost or delayed on the route.
pref("network.http.keep-alive.timeout", 115);

// Timeout connections if an initial response is not received after 5 mins.
pref("network.http.response.timeout", 300);

// Limit the absolute number of http connections.
// Note: the socket transport service will clamp the number below this if the OS
// cannot allocate that many FDs
#ifdef ANDROID
pref("network.http.max-connections", 256);
#else
pref("network.http.max-connections", 900);
#endif

// If NOT connecting via a proxy, then
// a new connection will only be attempted if the number of active persistent
// connections to the server is less then max-persistent-connections-per-server.
pref("network.http.max-persistent-connections-per-server", 6);

// If connecting via a proxy, then a
// new connection will only be attempted if the number of active persistent
// connections to the proxy is less then max-persistent-connections-per-proxy.
pref("network.http.max-persistent-connections-per-proxy", 32);

// amount of time (in seconds) to suspend pending requests, before spawning a
// new connection, once the limit on the number of persistent connections per
// host has been reached.  however, a new connection will not be created if
// max-connections or max-connections-per-server has also been reached.
pref("network.http.request.max-start-delay", 10);

// If a connection is reset, we will retry it max-attempts times.
pref("network.http.request.max-attempts", 10);

// Headers
pref("network.http.accept.default", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");

// Prefs allowing granular control of referers
// 0=don't send any, 1=send only on clicks, 2=send on image requests as well
pref("network.http.sendRefererHeader",      2);
// false=real referer, true=spoof referer (use target URI as referer)
pref("network.http.referer.spoofSource", false);
// 0=full URI, 1=scheme+host+port+path, 2=scheme+host+port
pref("network.http.referer.trimmingPolicy", 0);
// 0=full URI, 1=scheme+host+port+path, 2=scheme+host+port
pref("network.http.referer.XOriginTrimmingPolicy", 0);
// 0=always send, 1=send iff base domains match, 2=send iff hosts match
pref("network.http.referer.XOriginPolicy", 0);

// Controls whether referrer attributes in <a>, <img>, <area>, <iframe>, and <link> are honoured
pref("network.http.enablePerElementReferrer", true);

// Maximum number of consecutive redirects before aborting.
pref("network.http.redirection-limit", 20);

// Enable http compression: comment this out in case of problems with 1.1
// NOTE: support for "compress" has been disabled per bug 196406.
// NOTE: separate values with comma+space (", "): see bug 576033
pref("network.http.accept-encoding", "gzip, deflate");
pref("network.http.accept-encoding.secure", "gzip, deflate, br");

pref("network.http.pipelining"      , false);
pref("network.http.pipelining.ssl"  , false); // disable pipelining over SSL
pref("network.http.pipelining.abtest", false);
pref("network.http.proxy.pipelining", false);

// Max number of requests in the pipeline
pref("network.http.pipelining.maxrequests" , 32);

// An optimistic request is one pipelined when policy might allow a new
// connection instead
pref("network.http.pipelining.max-optimistic-requests" , 4);

pref("network.http.pipelining.aggressive", false);
pref("network.http.pipelining.maxsize" , 300000);
pref("network.http.pipelining.reschedule-on-timeout", true);
pref("network.http.pipelining.reschedule-timeout", 1500);

// The read-timeout is a ms timer that causes the transaction to be completely
// restarted without pipelining.
pref("network.http.pipelining.read-timeout", 30000);

// Prompt for redirects resulting in unsafe HTTP requests
pref("network.http.prompt-temp-redirect", false);

// If true generate CORRUPTED_CONTENT errors for entities that
// contain an invalid Assoc-Req response header
pref("network.http.assoc-req.enforce", false);

// On networks deploying QoS, it is recommended that these be lockpref()'d,
// since inappropriate marking can easily overwhelm bandwidth reservations
// for certain services (i.e. EF for VoIP, AF4x for interactive video,
// AF3x for broadcast/streaming video, etc)

// default value for HTTP
// in a DSCP environment this should be 40 (0x28, or AF11), per RFC-4594,
// Section 4.8 "High-Throughput Data Service Class"
pref("network.http.qos", 0);

// The number of milliseconds after sending a SYN for an HTTP connection,
// to wait before trying a different connection. 0 means do not use a second
// connection.
pref("network.http.connection-retry-timeout", 250);

// The number of seconds after sending initial SYN for an HTTP connection
// to give up if the OS does not give up first
pref("network.http.connection-timeout", 90);

// The number of seconds to allow active connections to prove that they have
// traffic before considered stalled, after a network change has been detected
// and signalled.
pref("network.http.network-changed.timeout", 5);

// The maximum number of current global half open sockets allowable
// when starting a new speculative connection.
pref("network.http.speculative-parallel-limit", 6);

// Whether or not to block requests for non head js/css items (e.g. media)
// while those elements load.
pref("network.http.rendering-critical-requests-prioritization", true);

// Disable IPv6 for backup connections to workaround problems about broken
// IPv6 connectivity.
pref("network.http.fast-fallback-to-IPv4", true);

// The maximum amount of time the cache session lock can be held
// before a new transaction bypasses the cache. In milliseconds.
#ifdef RELEASE_OR_BETA
pref("network.http.bypass-cachelock-threshold", 200000);
#else
pref("network.http.bypass-cachelock-threshold", 250);
#endif

// Try and use SPDY when using SSL
pref("network.http.spdy.enabled", true);
pref("network.http.spdy.enabled.http2", true);
pref("network.http.spdy.enabled.deps", true);
pref("network.http.spdy.enforce-tls-profile", true);
pref("network.http.spdy.chunk-size", 16000);
pref("network.http.spdy.timeout", 180);
pref("network.http.spdy.coalesce-hostnames", true);
pref("network.http.spdy.persistent-settings", false);
pref("network.http.spdy.ping-threshold", 58);
pref("network.http.spdy.ping-timeout", 8);
pref("network.http.spdy.send-buffer-size", 131072);
pref("network.http.spdy.allow-push", true);
pref("network.http.spdy.push-allowance", 131072);   // 128KB
pref("network.http.spdy.pull-allowance", 12582912); // 12MB
pref("network.http.spdy.default-concurrent", 100);
pref("network.http.spdy.default-hpack-buffer", 65536); // 64k

// alt-svc allows separation of transport routing from
// the origin host without using a proxy.
pref("network.http.altsvc.enabled", true);
pref("network.http.altsvc.oe", true);

pref("network.http.diagnostics", false);

pref("network.http.pacing.requests.enabled", true);
pref("network.http.pacing.requests.min-parallelism", 6);
pref("network.http.pacing.requests.hz", 80);
pref("network.http.pacing.requests.burst", 10);

// TCP Keepalive config for HTTP connections.
pref("network.http.tcp_keepalive.short_lived_connections", true);
// Max time from initial request during which conns are considered short-lived.
pref("network.http.tcp_keepalive.short_lived_time", 60);
// Idle time of TCP connection until first keepalive probe sent.
pref("network.http.tcp_keepalive.short_lived_idle_time", 10);

pref("network.http.tcp_keepalive.long_lived_connections", true);
pref("network.http.tcp_keepalive.long_lived_idle_time", 600);

pref("network.http.enforce-framing.http1", false); // should be named "strict"
pref("network.http.enforce-framing.soft", true);

// If it is set to false, headers with empty value will not appear in the header
// array - behavior as it used to be. If it is true: empty headers coming from
// the network will exist in header array as empty string. Call SetHeader with
// an empty value will still delete the header.(Bug 6699259)
pref("network.http.keep_empty_response_headers_as_empty_string", true);

// Max size, in bytes, for received HTTP response header.
pref("network.http.max_response_header_size", 393216);

// default values for FTP
// in a DSCP environment this should be 40 (0x28, or AF11), per RFC-4594,
// Section 4.8 "High-Throughput Data Service Class", and 80 (0x50, or AF22)
// per Section 4.7 "Low-Latency Data Service Class".
pref("network.ftp.data.qos", 0);
pref("network.ftp.control.qos", 0);

// The max time to spend on xpcom events between two polls in ms.
pref("network.sts.max_time_for_events_between_two_polls", 100);

// During shutdown we limit PR_Close calls. If time exceeds this pref (in ms)
// let sockets just leak.
pref("network.sts.max_time_for_pr_close_during_shutdown", 5000);
// </http>

// 2147483647 == PR_INT32_MAX == ~2 GB
pref("network.websocket.max-message-size", 2147483647);

// Should we automatically follow http 3xx redirects during handshake
pref("network.websocket.auto-follow-http-redirects", false);

// the number of seconds to wait for websocket connection to be opened
pref("network.websocket.timeout.open", 20);

// the number of seconds to wait for a clean close after sending the client
// close message
pref("network.websocket.timeout.close", 20);

// the number of seconds of idle read activity to sustain before sending a
// ping probe. 0 to disable.
pref("network.websocket.timeout.ping.request", 0);

// the deadline, expressed in seconds, for some read activity to occur after
// generating a ping. If no activity happens then an error and unclean close
// event is sent to the javascript websockets application
pref("network.websocket.timeout.ping.response", 10);

// Defines whether or not to try to negotiate the permessage compression
// extension with the websocket server.
pref("network.websocket.extensions.permessage-deflate", true);

// the maximum number of concurrent websocket sessions. By specification there
// is never more than one handshake oustanding to an individual host at
// one time.
pref("network.websocket.max-connections", 200);

// by default scripts loaded from a https:// origin can only open secure
// (i.e. wss://) websockets.
pref("network.websocket.allowInsecureFromHTTPS", false);

// by default we delay websocket reconnects to same host/port if previous
// connection failed, per RFC 6455 section 7.2.3
pref("network.websocket.delay-failed-reconnects", true);

// </ws>

// Server-Sent Events
// Equal to the DEFAULT_RECONNECTION_TIME_VALUE value in nsEventSource.cpp
pref("dom.server-events.default-reconnection-time", 5000); // in milliseconds

// If false, remote JAR files that are served with a content type other than
// application/java-archive or application/x-jar will not be opened
// by the jar channel.
pref("network.jar.open-unsafe-types", false);
// If true, loading remote JAR files using the jar: protocol will be prevented.
#ifdef RELEASE_OR_BETA
// Keep allowing remote JAR files for IBM iNotes (see bug 1255139) for now.
pref("network.jar.block-remote-files", false);
#else
pref("network.jar.block-remote-files", true);
#endif

// This preference, if true, causes all UTF-8 domain names to be normalized to
// punycode.  The intention is to allow UTF-8 domain names as input, but never
// generate them from punycode.
pref("network.IDN_show_punycode", false);

// If "network.IDN.use_whitelist" is set to true, TLDs with
// "network.IDN.whitelist.tld" explicitly set to true are treated as
// IDN-safe. Otherwise, they're treated as unsafe and punycode will be used
// for displaying them in the UI (e.g. URL bar), unless they conform to one of
// the profiles specified in
// http://www.unicode.org/reports/tr36/proposed.html#Security_Levels_and_Alerts
// If "network.IDN.restriction_profile" is "high", the Highly Restrictive
// profile is used.
// If "network.IDN.restriction_profile" is "moderate", the Moderately
// Restrictive profile is used.
// In all other cases, the ASCII-Only profile is used.
// Note that these preferences are referred to ONLY when
// "network.IDN_show_punycode" is false. In other words, all IDNs will be shown
// in punycode if "network.IDN_show_punycode" is true.
pref("network.IDN.restriction_profile", "moderate");
pref("network.IDN.use_whitelist", false);

// ccTLDs
pref("network.IDN.whitelist.ac", true);
pref("network.IDN.whitelist.ar", true);
pref("network.IDN.whitelist.at", true);
pref("network.IDN.whitelist.br", true);
pref("network.IDN.whitelist.ca", true);
pref("network.IDN.whitelist.ch", true);
pref("network.IDN.whitelist.cl", true);
pref("network.IDN.whitelist.cn", true);
pref("network.IDN.whitelist.de", true);
pref("network.IDN.whitelist.dk", true);
pref("network.IDN.whitelist.ee", true);
pref("network.IDN.whitelist.es", true);
pref("network.IDN.whitelist.fi", true);
pref("network.IDN.whitelist.fr", true);
pref("network.IDN.whitelist.gr", true);
pref("network.IDN.whitelist.gt", true);
pref("network.IDN.whitelist.hu", true);
pref("network.IDN.whitelist.il", true);
pref("network.IDN.whitelist.io", true);
pref("network.IDN.whitelist.ir", true);
pref("network.IDN.whitelist.is", true);
pref("network.IDN.whitelist.jp", true);
pref("network.IDN.whitelist.kr", true);
pref("network.IDN.whitelist.li", true);
pref("network.IDN.whitelist.lt", true);
pref("network.IDN.whitelist.lu", true);
pref("network.IDN.whitelist.lv", true);
pref("network.IDN.whitelist.no", true);
pref("network.IDN.whitelist.nu", true);
pref("network.IDN.whitelist.nz", true);
pref("network.IDN.whitelist.pl", true);
pref("network.IDN.whitelist.pm", true);
pref("network.IDN.whitelist.pr", true);
pref("network.IDN.whitelist.re", true);
pref("network.IDN.whitelist.se", true);
pref("network.IDN.whitelist.sh", true);
pref("network.IDN.whitelist.si", true);
pref("network.IDN.whitelist.tf", true);
pref("network.IDN.whitelist.th", true);
pref("network.IDN.whitelist.tm", true);
pref("network.IDN.whitelist.tw", true);
pref("network.IDN.whitelist.ua", true);
pref("network.IDN.whitelist.vn", true);
pref("network.IDN.whitelist.wf", true);
pref("network.IDN.whitelist.yt", true);

// IDN ccTLDs
// ae, UAE, .<Emarat>
pref("network.IDN.whitelist.xn--mgbaam7a8h", true);
// cn, China, .<China> with variants
pref("network.IDN.whitelist.xn--fiqz9s", true); // Traditional
pref("network.IDN.whitelist.xn--fiqs8s", true); // Simplified
// eg, Egypt, .<Masr>
pref("network.IDN.whitelist.xn--wgbh1c", true);
// hk, Hong Kong, .<Hong Kong>
pref("network.IDN.whitelist.xn--j6w193g", true);
// ir, Iran, <.Iran> with variants
pref("network.IDN.whitelist.xn--mgba3a4f16a", true);
pref("network.IDN.whitelist.xn--mgba3a4fra", true);
// jo, Jordan, .<Al-Ordon>
pref("network.IDN.whitelist.xn--mgbayh7gpa", true);
// lk, Sri Lanka, .<Lanka> and .<Ilangai>
pref("network.IDN.whitelist.xn--fzc2c9e2c", true);
pref("network.IDN.whitelist.xn--xkc2al3hye2a", true);
// qa, Qatar, .<Qatar>
pref("network.IDN.whitelist.xn--wgbl6a", true);
// rs, Serbia, .<Srb>
pref("network.IDN.whitelist.xn--90a3ac", true);
// ru, Russian Federation, .<RF>
pref("network.IDN.whitelist.xn--p1ai", true);
// sa, Saudi Arabia, .<al-Saudiah> with variants
pref("network.IDN.whitelist.xn--mgberp4a5d4ar", true);
pref("network.IDN.whitelist.xn--mgberp4a5d4a87g", true);
pref("network.IDN.whitelist.xn--mgbqly7c0a67fbc", true);
pref("network.IDN.whitelist.xn--mgbqly7cvafr", true);
// sy, Syria, .<Souria>
pref("network.IDN.whitelist.xn--ogbpf8fl", true);
// th, Thailand, .<Thai>
pref("network.IDN.whitelist.xn--o3cw4h", true);
// tw, Taiwan, <.Taiwan> with variants
pref("network.IDN.whitelist.xn--kpry57d", true);  // Traditional
pref("network.IDN.whitelist.xn--kprw13d", true);  // Simplified

// gTLDs
pref("network.IDN.whitelist.asia", true);
pref("network.IDN.whitelist.biz", true);
pref("network.IDN.whitelist.cat", true);
pref("network.IDN.whitelist.info", true);
pref("network.IDN.whitelist.museum", true);
pref("network.IDN.whitelist.org", true);
pref("network.IDN.whitelist.tel", true);

// NOTE: Before these can be removed, one of bug 414812's tests must be updated
//       or it will likely fail!  Please CC jwalden+bmo on the bug associated
//       with removing these so he can provide a patch to make the necessary
//       changes to avoid bustage.
// ".test" localised TLDs for ICANN's top-level IDN trial
pref("network.IDN.whitelist.xn--0zwm56d", true);
pref("network.IDN.whitelist.xn--11b5bs3a9aj6g", true);
pref("network.IDN.whitelist.xn--80akhbyknj4f", true);
pref("network.IDN.whitelist.xn--9t4b11yi5a", true);
pref("network.IDN.whitelist.xn--deba0ad", true);
pref("network.IDN.whitelist.xn--g6w251d", true);
pref("network.IDN.whitelist.xn--hgbk6aj7f53bba", true);
pref("network.IDN.whitelist.xn--hlcj6aya9esc7a", true);
pref("network.IDN.whitelist.xn--jxalpdlp", true);
pref("network.IDN.whitelist.xn--kgbechtv", true);
pref("network.IDN.whitelist.xn--zckzah", true);

// If a domain includes any of the following characters, it may be a spoof
// attempt and so we always display the domain name as punycode. This would
// override the settings "network.IDN_show_punycode" and
// "network.IDN.whitelist.*".  (please keep this value in sync with the
// built-in fallback in intl/uconv/nsTextToSubURI.cpp)
pref("network.IDN.blacklist_chars", "\u0020\u00A0\u00BC\u00BD\u00BE\u01C3\u02D0\u0337\u0338\u0589\u058A\u05C3\u05F4\u0609\u060A\u066A\u06D4\u0701\u0702\u0703\u0704\u115F\u1160\u1735\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u200B\u200E\u200F\u2010\u2019\u2024\u2027\u2028\u2029\u202A\u202B\u202C\u202D\u202E\u202F\u2039\u203A\u2041\u2044\u2052\u205F\u2153\u2154\u2155\u2156\u2157\u2158\u2159\u215A\u215B\u215C\u215D\u215E\u215F\u2215\u2236\u23AE\u2571\u29F6\u29F8\u2AFB\u2AFD\u2FF0\u2FF1\u2FF2\u2FF3\u2FF4\u2FF5\u2FF6\u2FF7\u2FF8\u2FF9\u2FFA\u2FFB\u3000\u3002\u3014\u3015\u3033\u30A0\u3164\u321D\u321E\u33AE\u33AF\u33C6\u33DF\uA789\uFE14\uFE15\uFE3F\uFE5D\uFE5E\uFEFF\uFF0E\uFF0F\uFF61\uFFA0\uFFF9\uFFFA\uFFFB\uFFFC\uFFFD");

// This preference specifies a list of domains for which DNS lookups will be
// IPv4 only. Works around broken DNS servers which can't handle IPv6 lookups
// and/or allows the user to disable IPv6 on a per-domain basis. See bug 68796.
pref("network.dns.ipv4OnlyDomains", "");

// This preference can be used to turn off IPv6 name lookups. See bug 68796.
pref("network.dns.disableIPv6", false);

// This is the number of dns cache entries allowed
pref("network.dnsCacheEntries", 400);

// In the absence of OS TTLs, the DNS cache TTL value
pref("network.dnsCacheExpiration", 60);

// Get TTL; not supported on all platforms; nop on the unsupported ones.
pref("network.dns.get-ttl", true);

// The grace period allows the DNS cache to use expired entries, while kicking off
// a revalidation in the background.
pref("network.dnsCacheExpirationGracePeriod", 60);

// This preference can be used to turn off DNS prefetch.
pref("network.dns.disablePrefetch", false);

// This preference controls whether .onion hostnames are
// rejected before being given to DNS. RFC 7686
pref("network.dns.blockDotOnion", true);

// These domains are treated as localhost equivalent
pref("network.dns.localDomains", "");

// Contols whether or not "localhost" should resolve when offline
pref("network.dns.offline-localhost", true);

// This preference controls whether or not URLs with UTF-8 characters are
// escaped.  Set this preference to TRUE for strict RFC2396 conformance.
pref("network.standard-url.escape-utf8", true);

// This preference controls whether or not URLs are always encoded and sent as
// UTF-8.
pref("network.standard-url.encode-utf8", true);

// The maximum allowed length for a URL - 1MB default
pref("network.standard-url.max-length", 1048576);

// Idle timeout for ftp control connections - 5 minute default
pref("network.ftp.idleConnectionTimeout", 300);

// directory listing format
// 2: HTML
// 3: XUL directory viewer
// all other values are treated like 2
pref("network.dir.format", 2);

// enables the prefetch service (i.e., prefetching of <link rel="next"> URLs).
pref("network.prefetch-next", true);

// enables the predictive service
pref("network.predictor.enabled", true);
pref("network.predictor.enable-hover-on-ssl", false);
pref("network.predictor.enable-prefetch", false);
pref("network.predictor.page-degradation.day", 0);
pref("network.predictor.page-degradation.week", 5);
pref("network.predictor.page-degradation.month", 10);
pref("network.predictor.page-degradation.year", 25);
pref("network.predictor.page-degradation.max", 50);
pref("network.predictor.subresource-degradation.day", 1);
pref("network.predictor.subresource-degradation.week", 10);
pref("network.predictor.subresource-degradation.month", 25);
pref("network.predictor.subresource-degradation.year", 50);
pref("network.predictor.subresource-degradation.max", 100);
pref("network.predictor.prefetch-rolling-load-count", 10);
pref("network.predictor.prefetch-min-confidence", 100);
pref("network.predictor.preconnect-min-confidence", 90);
pref("network.predictor.preresolve-min-confidence", 60);
pref("network.predictor.redirect-likely-confidence", 75);
pref("network.predictor.prefetch-force-valid-for", 10);
pref("network.predictor.max-resources-per-entry", 100);
pref("network.predictor.max-uri-length", 500);
pref("network.predictor.cleaned-up", false);

// The following prefs pertain to the negotiate-auth extension (see bug 17578),
// which provides transparent Kerberos or NTLM authentication using the SPNEGO
// protocol.  Each pref is a comma-separated list of keys, where each key has
// the format:
//   [scheme "://"] [host [":" port]]
// For example, "foo.com" would match "http://www.foo.com/bar", etc.

// Force less-secure NTLMv1 when needed (NTLMv2 is the default).
pref("network.auth.force-generic-ntlm-v1", false);

// This list controls which URIs can use the negotiate-auth protocol.  This
// list should be limited to the servers you know you'll need to login to.
pref("network.negotiate-auth.trusted-uris", "");
// This list controls which URIs can support delegation.
pref("network.negotiate-auth.delegation-uris", "");

// Do not allow SPNEGO by default when challenged by a local server.
pref("network.negotiate-auth.allow-non-fqdn", false);

// Allow SPNEGO by default when challenged by a proxy server.
pref("network.negotiate-auth.allow-proxies", true);

// Path to a specific gssapi library
pref("network.negotiate-auth.gsslib", "");

// Specify if the gss lib comes standard with the OS
pref("network.negotiate-auth.using-native-gsslib", true);

#ifdef XP_WIN

// Default to using the SSPI intead of GSSAPI on windows
pref("network.auth.use-sspi", true);

#endif

// Controls which NTLM authentication implementation we default to. True forces
// the use of our generic (internal) NTLM authentication implementation vs. any
// native implementation provided by the os. This pref is for diagnosing issues
// with native NTLM. (See bug 520607 for details.) Using generic NTLM authentication
// can expose the user to reflection attack vulnerabilities. Do not change this
// unless you know what you're doing!
// This pref should be removed 6 months after the release of firefox 3.6.
pref("network.auth.force-generic-ntlm", false);

// The following prefs are used to enable automatic use of the operating
// system's NTLM implementation to silently authenticate the user with their
// Window's domain logon.  The trusted-uris pref follows the format of the
// trusted-uris pref for negotiate authentication.
pref("network.automatic-ntlm-auth.allow-proxies", true);
pref("network.automatic-ntlm-auth.allow-non-fqdn", false);
pref("network.automatic-ntlm-auth.trusted-uris", "");

// The string to return to the server as the 'workstation' that the
// user is using.  Bug 1046421 notes that the previous default, of the
// system hostname, could be used for user fingerprinting.
//
// However, in some network environments where allowedWorkstations is in use
// to provide a level of host-based access control, it must be set to a string
// that is listed in allowedWorkstations for the user's account in their
// AD Domain.
pref("network.generic-ntlm-auth.workstation", "WORKSTATION");

// Sub-resources HTTP-authentication:
//   0 - don't allow sub-resources to open HTTP authentication credentials
//       dialogs
//   1 - allow sub-resources to open HTTP authentication credentials dialogs,
//       but don't allow it for cross-origin sub-resources
//   2 - allow the cross-origin authentication as well.
pref("network.auth.subresource-http-auth-allow", 2);

// This preference controls whether to allow sending default credentials (SSO) to
// NTLM/Negotiate servers allowed in the "trusted uri" list when navigating them
// in a Private Browsing window.
// If set to false, Private Browsing windows will not use default credentials and ask
// for credentials from the user explicitly.
// If set to true, and a server URL conforms other conditions for sending default
// credentials, those will be sent automatically in Private Browsing windows.
//
// This preference has no effect when the browser is set to "Never Remember History",
// in that case default credentials will always be used.
pref("network.auth.private-browsing-sso", false);

pref("permissions.default.image",           1); // 1-Accept, 2-Deny, 3-dontAcceptForeign

pref("network.proxy.type",                  5);
pref("network.proxy.ftp",                   "");
pref("network.proxy.ftp_port",              0);
pref("network.proxy.http",                  "");
pref("network.proxy.http_port",             0);
pref("network.proxy.ssl",                   "");
pref("network.proxy.ssl_port",              0);
pref("network.proxy.socks",                 "");
pref("network.proxy.socks_port",            0);
pref("network.proxy.socks_version",         5);
pref("network.proxy.socks_remote_dns",      false);
pref("network.proxy.proxy_over_tls",        true);
pref("network.proxy.no_proxies_on",         "localhost, 127.0.0.1");
pref("network.proxy.failover_timeout",      1800); // 30 minutes
pref("network.online",                      true); //online/offline
pref("network.cookie.cookieBehavior",       0); // 0-Accept, 1-dontAcceptForeign, 2-dontAcceptAny, 3-limitForeign
#ifdef ANDROID
pref("network.cookie.cookieBehavior",       0); // Keep the old default of accepting all cookies
#endif
pref("network.cookie.thirdparty.sessionOnly", false);
pref("network.cookie.leave-secure-alone",   true);
pref("network.cookie.lifetimePolicy",       0); // 0-accept, 1-dontUse 2-acceptForSession, 3-acceptForNDays
pref("network.cookie.prefsMigrated",        false);
pref("network.cookie.lifetime.days",        90); // Ignored unless network.cookie.lifetimePolicy is 3.

// The PAC file to load.  Ignored unless network.proxy.type is 2.
pref("network.proxy.autoconfig_url", "");
// Strip off paths when sending URLs to PAC scripts
pref("network.proxy.autoconfig_url.include_path", false);

// If we cannot load the PAC file, then try again (doubling from interval_min
// until we reach interval_max or the PAC file is successfully loaded).
pref("network.proxy.autoconfig_retry_interval_min", 5);    // 5 seconds
pref("network.proxy.autoconfig_retry_interval_max", 300);  // 5 minutes

// Use the HSTS preload list by default
pref("network.stricttransportsecurity.preloadlist", true);

// Use JS mDNS as a fallback
pref("network.mdns.use_js_fallback", false);

pref("converter.html2txt.structs",          true); // Output structured phrases (strong, em, code, sub, sup, b, i, u)
pref("converter.html2txt.header_strategy",  1); // 0 = no indention; 1 = indention, increased with header level; 2 = numbering and slight indention
// Whether we include ruby annotation in the text despite whether it
// is requested. This was true because we didn't explicitly strip out
// annotations. Set false by default to provide a better behavior, but
// we want to be able to pref-off it if user doesn't like it.
pref("converter.html2txt.always_include_ruby", false);

pref("intl.accept_languages",               "chrome://global/locale/intl.properties");
pref("intl.menuitems.alwaysappendaccesskeys","chrome://global/locale/intl.properties");
pref("intl.menuitems.insertseparatorbeforeaccesskeys","chrome://global/locale/intl.properties");
pref("intl.charset.detector",               "chrome://global/locale/intl.properties");
pref("intl.charset.fallback.override",      "");
pref("intl.charset.fallback.tld",           true);
pref("intl.ellipsis",                       "chrome://global-platform/locale/intl.properties");
pref("intl.locale.matchOS",                 false);
// fallback charset list for Unicode conversion (converting from Unicode)
// currently used for mail send only to handle symbol characters (e.g Euro, trademark, smartquotes)
// for ISO-8859-1
pref("intl.fallbackCharsetList.ISO-8859-1", "windows-1252");
pref("font.language.group",                 "chrome://global/locale/intl.properties");

// Android-specific pref to use key-events-only mode for IME-unaware webapps.
#ifdef MOZ_WIDGET_ANDROID
pref("intl.ime.hack.on_ime_unaware_apps.fire_key_events_for_composition", true);
#else
pref("intl.ime.hack.on_ime_unaware_apps.fire_key_events_for_composition", false);
#endif

// If you use legacy Chinese IME which puts an ideographic space to composition
// string as placeholder, this pref might be useful.  If this is true and when
// web contents forcibly commits composition (e.g., moving focus), the
// ideographic space will be ignored (i.e., commits with empty string).
pref("intl.ime.remove_placeholder_character_at_commit", false);

// these locales have right-to-left UI
pref("intl.uidirection.ar", "rtl");
pref("intl.uidirection.he", "rtl");
pref("intl.uidirection.fa", "rtl");
pref("intl.uidirection.ug", "rtl");
pref("intl.uidirection.ur", "rtl");

// use en-US hyphenation by default for content tagged with plain lang="en"
pref("intl.hyphenation-alias.en", "en-us");
// and for other subtags of en-*, if no specific patterns are available
pref("intl.hyphenation-alias.en-*", "en-us");

pref("intl.hyphenation-alias.af-*", "af");
pref("intl.hyphenation-alias.bg-*", "bg");
pref("intl.hyphenation-alias.ca-*", "ca");
pref("intl.hyphenation-alias.cy-*", "cy");
pref("intl.hyphenation-alias.da-*", "da");
pref("intl.hyphenation-alias.eo-*", "eo");
pref("intl.hyphenation-alias.es-*", "es");
pref("intl.hyphenation-alias.et-*", "et");
pref("intl.hyphenation-alias.fi-*", "fi");
pref("intl.hyphenation-alias.fr-*", "fr");
pref("intl.hyphenation-alias.gl-*", "gl");
pref("intl.hyphenation-alias.hr-*", "hr");
pref("intl.hyphenation-alias.hsb-*", "hsb");
pref("intl.hyphenation-alias.hu-*", "hu");
pref("intl.hyphenation-alias.ia-*", "ia");
pref("intl.hyphenation-alias.is-*", "is");
pref("intl.hyphenation-alias.it-*", "it");
pref("intl.hyphenation-alias.kmr-*", "kmr");
pref("intl.hyphenation-alias.la-*", "la");
pref("intl.hyphenation-alias.lt-*", "lt");
pref("intl.hyphenation-alias.mn-*", "mn");
pref("intl.hyphenation-alias.nl-*", "nl");
pref("intl.hyphenation-alias.pl-*", "pl");
pref("intl.hyphenation-alias.pt-*", "pt");
pref("intl.hyphenation-alias.ru-*", "ru");
pref("intl.hyphenation-alias.sl-*", "sl");
pref("intl.hyphenation-alias.sv-*", "sv");
pref("intl.hyphenation-alias.tr-*", "tr");
pref("intl.hyphenation-alias.uk-*", "uk");

// use reformed (1996) German patterns by default unless specifically tagged as de-1901
// (these prefs may soon be obsoleted by better BCP47-based tag matching, but for now...)
pref("intl.hyphenation-alias.de", "de-1996");
pref("intl.hyphenation-alias.de-*", "de-1996");
pref("intl.hyphenation-alias.de-AT-1901", "de-1901");
pref("intl.hyphenation-alias.de-DE-1901", "de-1901");
pref("intl.hyphenation-alias.de-CH-*", "de-CH");

// patterns from TeX are tagged as "sh" (Serbo-Croatian) macrolanguage;
// alias "sr" (Serbian) and "bs" (Bosnian) to those patterns
// (Croatian has its own separate patterns).
pref("intl.hyphenation-alias.sr", "sh");
pref("intl.hyphenation-alias.bs", "sh");
pref("intl.hyphenation-alias.sh-*", "sh");
pref("intl.hyphenation-alias.sr-*", "sh");
pref("intl.hyphenation-alias.bs-*", "sh");

// Norwegian has two forms, Bokmål and Nynorsk, with "no" as a macrolanguage encompassing both.
// For "no", we'll alias to "nb" (Bokmål) as that is the more widely used written form.
pref("intl.hyphenation-alias.no", "nb");
pref("intl.hyphenation-alias.no-*", "nb");
pref("intl.hyphenation-alias.nb-*", "nb");
pref("intl.hyphenation-alias.nn-*", "nn");

pref("font.name.serif.x-math", "Latin Modern Math");
pref("font.name-list.serif.x-math", "Latin Modern Math, XITS Math, Cambria Math, Libertinus Math, DejaVu Math TeX Gyre, TeX Gyre Bonum Math, TeX Gyre Pagella Math, TeX Gyre Schola, TeX Gyre Termes Math, STIX Math, Asana Math, STIXGeneral, DejaVu Serif, DejaVu Sans, serif");
pref("font.name.sans-serif.x-math", "sans-serif");
pref("font.name.monospace.x-math", "monospace");

// Some CJK fonts have bad underline offset, their CJK character glyphs are overlapped (or adjoined)  to its underline.
// These fonts are ignored the underline offset, instead of it, the underline is lowered to bottom of its em descent.
pref("font.blacklist.underline_offset", "FangSong,Gulim,GulimChe,MingLiU,MingLiU-ExtB,MingLiU_HKSCS,MingLiU-HKSCS-ExtB,MS Gothic,MS Mincho,MS PGothic,MS PMincho,MS UI Gothic,PMingLiU,PMingLiU-ExtB,SimHei,SimSun,SimSun-ExtB,Hei,Kai,Apple LiGothic,Apple LiSung,Osaka");

#ifdef MOZ_B2G
// Whitelist of fonts that ship with B2G that do not include space lookups in
// default features. This allows us to skip analyzing the GSUB/GPOS tables
// unless features are explicitly enabled.
// Use NSPR_LOG_MODULES=fontinit:5 to dump out details of space lookups
pref("font.whitelist.skip_default_features_space_check", "Fira Sans,Fira Mono");
#endif

pref("images.dither", "auto");
pref("security.directory",              "");

pref("signed.applets.codebase_principal_support", false);
pref("security.checkloaduri", true);
pref("security.xpconnect.plugin.unrestricted", true);
// security-sensitive dialogs should delay button enabling. In milliseconds.
pref("security.dialog_enable_delay", 1000);
pref("security.notification_enable_delay", 500);

pref("security.csp.enable", true);
pref("security.csp.experimentalEnabled", false);
pref("security.csp.enableStrictDynamic", true);

// Default Content Security Policy to apply to signed contents.
pref("security.signed_content.CSP.default", "script-src 'self'; style-src 'self'");

// Mixed content blocking
pref("security.mixed_content.block_active_content", false);
pref("security.mixed_content.block_display_content", false);

// Sub-resource integrity
pref("security.sri.enable", true);

// Block scripts with wrong MIME type such as image/ or video/.
pref("security.block_script_with_wrong_mime", true);

// Block images of wrong MIME for XCTO: nosniff.
pref("security.xcto_nosniff_block_images", false);

// OCSP must-staple
pref("security.ssl.enable_ocsp_must_staple", true);

// Insecure Form Field Warning
pref("security.insecure_field_warning.contextual.enabled", false);

// Disable pinning checks by default.
pref("security.cert_pinning.enforcement_level", 0);
// Do not process hpkp headers rooted by not built in roots by default.
// This is to prevent accidental pinning from MITM devices and is used
// for tests.
pref("security.cert_pinning.process_headers_from_non_builtin_roots", false);

// If set to true, allow view-source URIs to be opened from URIs that share
// their protocol with the inner URI of the view-source URI
pref("security.view-source.reachable-from-inner-protocol", false);

// Blocklist preferences
pref("extensions.blocklist.enabled", true);
// OneCRL freshness checking depends on this value, so if you change it,
// please also update security.onecrl.maximum_staleness_in_seconds.
pref("extensions.blocklist.interval", 86400);
// Required blocklist freshness for OneCRL OCSP bypass
// (default is 1.25x extensions.blocklist.interval, or 30 hours)
pref("security.onecrl.maximum_staleness_in_seconds", 108000);
pref("extensions.blocklist.url", "https://blocklist.addons.mozilla.org/blocklist/3/%APP_ID%/%APP_VERSION%/%PRODUCT%/%BUILD_ID%/%BUILD_TARGET%/%LOCALE%/%CHANNEL%/%OS_VERSION%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/%PING_COUNT%/%TOTAL_PING_COUNT%/%DAYS_SINCE_LAST_PING%/");
pref("extensions.blocklist.detailsURL", "https://www.mozilla.com/%LOCALE%/blocklist/");
pref("extensions.blocklist.itemURL", "https://blocklist.addons.mozilla.org/%LOCALE%/%APP%/blocked/%blockID%");
// Controls what level the blocklist switches from warning about items to forcibly
// blocking them.
pref("extensions.blocklist.level", 2);

// Modifier key prefs: default to Windows settings,
// menu access key = alt, accelerator key = control.
// Use 17 for Ctrl, 18 for Alt, 224 for Meta, 91 for Win, 0 for none. Mac settings in macprefs.js
pref("ui.key.accelKey", 17);
pref("ui.key.menuAccessKey", 18);
pref("ui.key.generalAccessKey", -1);

// If generalAccessKey is -1, use the following two prefs instead.
// Use 0 for disabled, 1 for Shift, 2 for Ctrl, 4 for Alt, 8 for Meta, 16 for Win
// (values can be combined, e.g. 5 for Alt+Shift)
pref("ui.key.chromeAccess", 4);
pref("ui.key.contentAccess", 5);

pref("ui.key.menuAccessKeyFocuses", false); // overridden below
pref("ui.key.saveLink.shift", true); // true = shift, false = meta

// Disable page loading activity cursor by default.
pref("ui.use_activity_cursor", false);

// Middle-mouse handling
pref("middlemouse.paste", false);
pref("middlemouse.openNewWindow", true);
pref("middlemouse.contentLoadURL", false);
pref("middlemouse.scrollbarPosition", false);

// Clipboard behavior
pref("clipboard.autocopy", false);

// Clipboard only supports text/plain
pref("clipboard.plainTextOnly", false);

#ifdef XP_WIN
// Setting false you can disable 4th button and/or 5th button of your mouse.
// 4th button is typically mapped to "Back" and 5th button is typically mapped
// to "Forward" button.
pref("mousebutton.4th.enabled", true);
pref("mousebutton.5th.enabled", true);
#endif

// mouse wheel scroll transaction period of time (in milliseconds)
pref("mousewheel.transaction.timeout", 1500);
// mouse wheel scroll transaction is held even if the mouse cursor is moved.
pref("mousewheel.transaction.ignoremovedelay", 100);

// prefs for app level mouse wheel scrolling acceleration.
// number of mousewheel clicks when acceleration starts
// acceleration can be turned off if pref is set to -1
pref("mousewheel.acceleration.start", -1);
// factor to be multiplied for constant acceleration
pref("mousewheel.acceleration.factor", 10);

// Prefs for override the system mouse wheel scrolling speed on
// content of the web pages.  When
// "mousewheel.system_scroll_override_on_root_content.enabled" is true and the system
// scrolling speed isn't customized by the user, the content scrolling
// speed is multiplied by the following factors.  The value will be used as
// 1/100.  E.g., 200 means 2.00.
// NOTE: Even if "mousewheel.system_scroll_override_on_root_content.enabled" is
// true, when Gecko detects the user customized the system scrolling speed
// settings, the override isn't executed.
pref("mousewheel.system_scroll_override_on_root_content.vertical.factor", 200);
pref("mousewheel.system_scroll_override_on_root_content.horizontal.factor", 200);

// mousewheel.*.action can specify the action when you use mosue wheel.
// When no modifier keys are pressed or two or more modifires are pressed,
// .default is used.
// 0: Nothing happens
// 1: Scrolling contents
// 2: Go back or go forward, in your history
// 3: Zoom in or out.
pref("mousewheel.default.action", 1);
pref("mousewheel.with_alt.action", 2);
pref("mousewheel.with_control.action", 3);
pref("mousewheel.with_meta.action", 1);  // command key on Mac
pref("mousewheel.with_shift.action", 1);
pref("mousewheel.with_win.action", 1);

// mousewheel.*.action.override_x will override the action
// when the mouse wheel is rotated along the x direction.
// -1: Don't override the action.
// 0 to 3: Override the action with the specified value.
pref("mousewheel.default.action.override_x", -1);
pref("mousewheel.with_alt.action.override_x", -1);
pref("mousewheel.with_control.action.override_x", -1);
pref("mousewheel.with_meta.action.override_x", -1);  // command key on Mac
pref("mousewheel.with_shift.action.override_x", -1);
pref("mousewheel.with_win.action.override_x", -1);

// mousewheel.*.delta_multiplier_* can specify the value muliplied by the delta
// value.  The values will be used after divided by 100.  I.e., 100 means 1.0,
// -100 means -1.0.  If the values were negative, the direction would be
// reverted.  The absolue value must be 100 or larger.
pref("mousewheel.default.delta_multiplier_x", 100);
pref("mousewheel.default.delta_multiplier_y", 100);
pref("mousewheel.default.delta_multiplier_z", 100);
pref("mousewheel.with_alt.delta_multiplier_x", 100);
pref("mousewheel.with_alt.delta_multiplier_y", 100);
pref("mousewheel.with_alt.delta_multiplier_z", 100);
pref("mousewheel.with_control.delta_multiplier_x", 100);
pref("mousewheel.with_control.delta_multiplier_y", 100);
pref("mousewheel.with_control.delta_multiplier_z", 100);
pref("mousewheel.with_meta.delta_multiplier_x", 100);  // command key on Mac
pref("mousewheel.with_meta.delta_multiplier_y", 100);  // command key on Mac
pref("mousewheel.with_meta.delta_multiplier_z", 100);  // command key on Mac
pref("mousewheel.with_shift.delta_multiplier_x", 100);
pref("mousewheel.with_shift.delta_multiplier_y", 100);
pref("mousewheel.with_shift.delta_multiplier_z", 100);
pref("mousewheel.with_win.delta_multiplier_x", 100);
pref("mousewheel.with_win.delta_multiplier_y", 100);
pref("mousewheel.with_win.delta_multiplier_z", 100);

// If line-height is lower than this value (in device pixels), 1 line scroll
// scrolls this height.
pref("mousewheel.min_line_scroll_amount", 5);

// These define the smooth scroll behavior (min ms, max ms) for different triggers
// Some triggers:
// mouseWheel: Discrete mouse wheel events, Synaptics touchpads on windows (generate wheel events)
// Lines:  Up/Down/Left/Right KB arrows
// Pages:  Page up/down, Space
// Scrollbars: Clicking scrollbars arrows, clicking scrollbars tracks
// Note: Currently OS X trackpad and magic mouse don't use our smooth scrolling
// Note: These are relevant only when "general.smoothScroll" is enabled
pref("general.smoothScroll.mouseWheel.durationMinMS", 200);
pref("general.smoothScroll.mouseWheel.durationMaxMS", 400);
pref("general.smoothScroll.pixels.durationMinMS", 150);
pref("general.smoothScroll.pixels.durationMaxMS", 150);
pref("general.smoothScroll.lines.durationMinMS", 150);
pref("general.smoothScroll.lines.durationMaxMS", 150);
pref("general.smoothScroll.pages.durationMinMS", 150);
pref("general.smoothScroll.pages.durationMaxMS", 150);
pref("general.smoothScroll.scrollbars.durationMinMS", 150);
pref("general.smoothScroll.scrollbars.durationMaxMS", 150);
pref("general.smoothScroll.other.durationMinMS", 150);
pref("general.smoothScroll.other.durationMaxMS", 150);
// Enable disable smooth scrolling for different triggers (when "general.smoothScroll" is enabled)
pref("general.smoothScroll.mouseWheel", true);
pref("general.smoothScroll.pixels", true);
pref("general.smoothScroll.lines", true);
pref("general.smoothScroll.pages", true);
pref("general.smoothScroll.scrollbars", true);
pref("general.smoothScroll.other", true);
// To connect consecutive scroll events into a continuous flow, the animation's duration
// should be longer than scroll events intervals (or else the scroll will stop
// before the next event arrives - we're guessing next interval by averaging recent
// intervals).
// This defines how longer is the duration compared to events interval (percentage)
pref("general.smoothScroll.durationToIntervalRatio", 200);
// These two prefs determine the timing function.
pref("general.smoothScroll.currentVelocityWeighting", "0.25");
pref("general.smoothScroll.stopDecelerationWeighting", "0.4");

pref("profile.confirm_automigration",true);
// profile.migration_behavior determines how the profiles root is set
// 0 - use NS_APP_USER_PROFILES_ROOT_DIR
// 1 - create one based on the NS4.x profile root
// 2 - use, if not empty, profile.migration_directory otherwise same as 0
pref("profile.migration_behavior",0);
pref("profile.migration_directory", "");

// the amount of time (in seconds) that must elapse
// before we think your mozilla profile is defunct
// and you'd benefit from re-migrating from 4.x
// see bug #137886 for more details
//
// if -1, we never think your profile is defunct
// and users will never see the remigrate UI.
pref("profile.seconds_until_defunct", -1);
// We can show it anytime from menus
pref("profile.manage_only_at_launch", false);

pref("prefs.converted-to-utf8",false);

// ------------------
//  Text Direction
// ------------------
// 1 = directionLTRBidi *
// 2 = directionRTLBidi
pref("bidi.direction", 1);
// ------------------
//  Text Type
// ------------------
// 1 = charsettexttypeBidi *
// 2 = logicaltexttypeBidi
// 3 = visualtexttypeBidi
pref("bidi.texttype", 1);
// ------------------
//  Numeral Style
// ------------------
// 0 = nominalnumeralBidi *
// 1 = regularcontextnumeralBidi
// 2 = hindicontextnumeralBidi
// 3 = arabicnumeralBidi
// 4 = hindinumeralBidi
// 5 = persiancontextnumeralBidi
// 6 = persiannumeralBidi
pref("bidi.numeral", 0);
// Whether delete and backspace should immediately delete characters not
// visually adjacent to the caret, or adjust the visual position of the caret
// on the first keypress and delete the character on a second keypress
pref("bidi.edit.delete_immediately", true);

// Bidi caret movement style:
// 0 = logical
// 1 = visual
// 2 = visual, but logical during selection
pref("bidi.edit.caret_movement_style", 2);

// Setting this pref to |true| forces Bidi UI menu items and keyboard shortcuts
// to be exposed, and enables the directional caret hook. By default, only
// expose it for bidi-associated system locales.
pref("bidi.browser.ui", false);

// used for double-click word selection behavior. Win will override.
pref("layout.word_select.eat_space_to_next_word", false);
pref("layout.word_select.stop_at_punctuation", true);

// controls caret style and word-delete during text selection
// 0 = use platform default
// 1 = caret moves and blinks as when there is no selection; word
//     delete deselects the selection and then deletes word
// 2 = caret moves to selection edge and is not visible during selection;
//     word delete deletes the selection (Mac and Linux default)
// 3 = caret moves and blinks as when there is no selection; word delete
//     deletes the selection
// Windows default is 1 for word delete behavior, the rest as for 2.
pref("layout.selection.caret_style", 0);

// pref to report CSS errors to the error console
pref("layout.css.report_errors", true);

// Should the :visited selector ever match (otherwise :link matches instead)?
pref("layout.css.visited_links_enabled", true);

// Override DPI. A value of -1 means use the maximum of 96 and the system DPI.
// A value of 0 means use the system DPI. A positive value is used as the DPI.
// This sets the physical size of a device pixel and thus controls the
// interpretation of physical units such as "pt".
pref("layout.css.dpi", -1);

// Set the number of device pixels per CSS pixel. A value <= 0 means choose
// automatically based on user settings for the platform (e.g., "UI scale factor"
// on Mac). A positive value is used as-is. This effectively controls the size
// of a CSS "px". This is only used for windows on the screen, not for printing.
pref("layout.css.devPixelsPerPx", "-1.0");

// Is support for CSS initial-letter property enabled?
pref("layout.css.initial-letter.enabled", false);

// Is support for mix-blend-mode enabled?
pref("layout.css.mix-blend-mode.enabled", true);

// Is support for isolation enabled?
pref("layout.css.isolation.enabled", true);

// Is support for CSS Filters enabled?
pref("layout.css.filters.enabled", true);

// Set the threshold distance in CSS pixels below which scrolling will snap to
// an edge, when scroll snapping is set to "proximity".
pref("layout.css.scroll-snap.proximity-threshold", 200);

// When selecting the snap point for CSS scroll snapping, the velocity of the
// scroll frame is clamped to this speed, in CSS pixels / s.
pref("layout.css.scroll-snap.prediction-max-velocity", 2000);

// When selecting the snap point for CSS scroll snapping, the velocity of the
// scroll frame is integrated over this duration, in seconds.  The snap point
// best suited for this position is selected, enabling the user to perform fling
// gestures.
pref("layout.css.scroll-snap.prediction-sensitivity", "0.750");

// Is support for basic shapes in clip-path enabled?
pref("layout.css.clip-path-shapes.enabled", false);

// Is support for DOMPoint enabled?
pref("layout.css.DOMPoint.enabled", true);

// Is support for DOMQuad enabled?
pref("layout.css.DOMQuad.enabled", true);

// Is support for DOMMatrix enabled?
pref("layout.css.DOMMatrix.enabled", true);

// Is support for GeometryUtils.getBoxQuads enabled?
#ifdef RELEASE_OR_BETA
pref("layout.css.getBoxQuads.enabled", false);
#else
pref("layout.css.getBoxQuads.enabled", true);
#endif

// Is support for GeometryUtils.convert*FromNode enabled?
#ifdef RELEASE_OR_BETA
pref("layout.css.convertFromNode.enabled", false);
#else
pref("layout.css.convertFromNode.enabled", true);
#endif

// Is support for CSS "text-align: unsafe X" enabled?
pref("layout.css.text-align-unsafe-value.enabled", false);

// Is support for CSS "float: inline-{start,end}" and
// "clear: inline-{start,end}" enabled?
#if defined(MOZ_B2G) || !defined(RELEASE_OR_BETA)
pref("layout.css.float-logical-values.enabled", true);
#else
pref("layout.css.float-logical-values.enabled", false);
#endif

// Is support for the CSS4 image-orientation property enabled?
pref("layout.css.image-orientation.enabled", true);

// Is support for the font-display @font-face descriptor enabled?
pref("layout.css.font-display.enabled", false);

// Are sets of prefixed properties supported?
pref("layout.css.prefixes.border-image", true);
pref("layout.css.prefixes.transforms", true);
pref("layout.css.prefixes.transitions", true);
pref("layout.css.prefixes.animations", true);
pref("layout.css.prefixes.box-sizing", true);
pref("layout.css.prefixes.font-features", true);
pref("layout.css.prefixes.gradients", true);

// Are webkit-prefixed properties & property-values supported?
pref("layout.css.prefixes.webkit", true);

// Are "-webkit-{min|max}-device-pixel-ratio" media queries supported?
// (Note: this pref has no effect if the master 'layout.css.prefixes.webkit'
// pref is set to false.)
pref("layout.css.prefixes.device-pixel-ratio-webkit", false);

// Is the CSS Unprefixing Service enabled? (This service emulates support
// for certain vendor-prefixed properties & values, for sites on a "fixlist".)
pref("layout.css.unprefixing-service.enabled", true);
#ifdef NIGHTLY_BUILD
// Is the CSS Unprefixing Service whitelisted for all domains?
// (This pref is only honored in Nightly builds and can be removed when
// Bug 1177263 is fixed.)
pref("layout.css.unprefixing-service.globally-whitelisted", false);
#endif

// Is support for the :scope selector enabled?
pref("layout.css.scope-pseudo.enabled", true);

// Is support for background-blend-mode enabled?
pref("layout.css.background-blend-mode.enabled", true);

// Is support for background-clip:text enabled?
pref("layout.css.background-clip-text.enabled", true);

// Is support for CSS text-combine-upright (tate-chu-yoko) enabled?
pref("layout.css.text-combine-upright.enabled", true);
// Is support for CSS text-combine-upright: digits 2-4 enabled?
pref("layout.css.text-combine-upright-digits.enabled", false);

// Is support for object-fit and object-position enabled?
pref("layout.css.object-fit-and-position.enabled", true);

// Is -moz-osx-font-smoothing enabled?
// Only supported in OSX builds
#ifdef XP_MACOSX
pref("layout.css.osx-font-smoothing.enabled", true);
#else
pref("layout.css.osx-font-smoothing.enabled", false);
#endif

// Is support for the CSS-wide "unset" value enabled?
pref("layout.css.unset-value.enabled", true);

// Is support for the "all" shorthand enabled?
pref("layout.css.all-shorthand.enabled", true);

// Is support for CSS variables enabled?
pref("layout.css.variables.enabled", true);

// Is support for CSS overflow-clip-box enabled for non-UA sheets?
pref("layout.css.overflow-clip-box.enabled", false);

// Is support for CSS grid enabled?
pref("layout.css.grid.enabled", true);

// Is support for CSS "grid-template-{columns,rows}: subgrid X" enabled?
pref("layout.css.grid-template-subgrid-value.enabled", false);

// Is support for CSS contain enabled?
pref("layout.css.contain.enabled", false);

// Is support for CSS display:contents enabled?
pref("layout.css.display-contents.enabled", true);

// Is support for CSS box-decoration-break enabled?
pref("layout.css.box-decoration-break.enabled", true);

// Is layout of CSS outline-style:auto enabled?
pref("layout.css.outline-style-auto.enabled", false);

// Is CSSOM-View scroll-behavior and its MSD smooth scrolling enabled?
pref("layout.css.scroll-behavior.enabled", true);

// Is the CSSOM-View scroll-behavior CSS property enabled?
pref("layout.css.scroll-behavior.property-enabled", true);

// Tuning of the smooth scroll motion used by CSSOM-View scroll-behavior.
// Spring-constant controls the strength of the simulated MSD
// (Mass-Spring-Damper)
pref("layout.css.scroll-behavior.spring-constant", "250.0");

// Tuning of the smooth scroll motion used by CSSOM-View scroll-behavior.
// Damping-ratio controls the dampening force of the simulated MSD
// (Mass-Spring-Damper).
// When below 1.0, the system is under-damped; it may overshoot the target and
// oscillate.
// When greater than 1.0, the system is over-damped; it will reach the target at
// reduced speed without overshooting.
// When equal to 1.0, the system is critically-damped; it will reach the target
// at the greatest speed without overshooting.
pref("layout.css.scroll-behavior.damping-ratio", "1.0");

// Is support for scroll-snap enabled?
pref("layout.css.scroll-snap.enabled", true);

// Is support for CSS shape-outside enabled?
pref("layout.css.shape-outside.enabled", false);

// Is support for document.fonts enabled?
pref("layout.css.font-loading-api.enabled", true);

// Should stray control characters be rendered visibly?
#ifdef RELEASE_OR_BETA
pref("layout.css.control-characters.visible", false);
#else
pref("layout.css.control-characters.visible", true);
#endif

// pref for which side vertical scrollbars should be on
// 0 = end-side in UI direction
// 1 = end-side in document/content direction
// 2 = right
// 3 = left
pref("layout.scrollbar.side", 0);

// pref to stop overlay scrollbars from fading out, for testing purposes
pref("layout.testing.overlay-scrollbars.always-visible", false);

// Enable/disable interruptible reflow, which allows reflows to stop
// before completion (and display the partial results) when user events
// are pending.
pref("layout.interruptible-reflow.enabled", true);

// pref to control browser frame rate, in Hz. A value <= 0 means choose
// automatically based on knowledge of the platform (or 60Hz if no platform-
// specific information is available).
pref("layout.frame_rate", -1);

// pref to dump the display list to the log. Useful for debugging drawing.
pref("layout.display-list.dump", false);
pref("layout.display-list.dump-content", false);

// pref to control precision of the frame rate timer. When true,
// we use a "precise" timer, which means each notification fires
// Nms after the start of the last notification. That means if the
// processing of the notification is slow, the timer can fire immediately
// after we've just finished processing the last notification, which might
// lead to starvation problems.
// When false, we use a "slack" timer which fires Nms after the *end*
// of the last notification. This can give less tight frame rates
// but provides more time for other operations when the browser is
// heavily loaded.
pref("layout.frame_rate.precise", false);

// pref to control whether layout warnings that are hit quite often are enabled
pref("layout.spammy_warnings.enabled", false);

// Should we fragment floats inside CSS column layout?
pref("layout.float-fragments-inside-column.enabled", true);

// The number of frames times the frame rate is the time required to
// pass without painting used to guess that we'll not paint again soon
pref("layout.idle_period.required_quiescent_frames", 2);

// The amount of time (milliseconds) needed between an idle period's
// end and the start of the next tick to avoid jank.
pref("layout.idle_period.time_limit", 1);

// Is support for the Web Animations API enabled?
// Before enabling this by default, make sure also CSSPseudoElement interface
// has been spec'ed properly, or we should add a separate pref for
// CSSPseudoElement interface. See Bug 1174575 for further details.
#ifdef RELEASE_OR_BETA
pref("dom.animations-api.core.enabled", false);
#else
pref("dom.animations-api.core.enabled", true);
#endif

// Is support for the Element.animate() function (a subset of the Web Animations
// API) enabled?
// Note that if dom.animations-api.core.enabled is true, this preference is
// ignored.
pref("dom.animations-api.element-animate.enabled", true);

// Pref to throttle offsreen animations
pref("dom.animations.offscreen-throttling", true);

// pref to permit users to make verified SOAP calls by default
pref("capability.policy.default.SOAPCall.invokeVerifySourceHeader", "allAccess");

// if true, allow plug-ins to override internal imglib decoder mime types in full-page mode
pref("plugin.override_internal_types", false);

// See bug 136985.  Gives embedders a pref to hook into to show
// a popup blocker if they choose.
pref("browser.popups.showPopupBlocker", true);

// Pref to control whether the viewmanager code does double-buffering or not
// See http://bugzilla.mozilla.org/show_bug.cgi?id=169483 for further details...
pref("viewmanager.do_doublebuffering", true);

// enable single finger gesture input (win7+ tablets)
pref("gestures.enable_single_finger_input", true);

pref("editor.resizing.preserve_ratio",       true);
pref("editor.positioning.offset",            0);

pref("dom.use_watchdog", true);
pref("dom.max_chrome_script_run_time", 20);
pref("dom.max_script_run_time", 10);

// Stop all scripts in a compartment when the "stop script" dialog is used.
pref("dom.global_stop_script", true);

// If true, ArchiveReader will be enabled
pref("dom.archivereader.enabled", false);

// Time (milliseconds) between throttled idle callbacks.
pref("dom.idle_period.throttled_length", 10000);

// The amount of idle time (milliseconds) reserved for a long idle period
pref("idle_queue.long_period", 50);

// The minimum amount of time (milliseconds) required for an idle
// period to be scheduled on the main thread. N.B. that
// layout.idle_period.time_limit adds padding at the end of the idle
// period, which makes the point in time that we expect to become busy
// again be:
// now + idle_queue.min_period + layout.idle_period.time_limit
pref("idle_queue.min_period", 3);

// Hang monitor timeout after which we kill the browser, in seconds
// (0 is disabled)
// Disabled on all platforms per bug 705748 until the found issues are
// resolved.
pref("hangmonitor.timeout", 0);

pref("plugins.load_appdir_plugins", false);
// If true, plugins will be click to play
pref("plugins.click_to_play", false);
#ifdef NIGHTLY_BUILD
// This only supports one hidden ctp plugin, edit nsPluginArray.cpp if adding a second
pref("plugins.navigator.hidden_ctp_plugin", "Shockwave Flash");
#endif
// The default value for nsIPluginTag.enabledState (STATE_ENABLED = 2)
pref("plugin.default.state", 2);

// The MIME type that should bind to legacy java-specific invocations like
// <applet> and <object data="java:foo">. Setting this to a non-java MIME type
// is undefined behavior.
pref("plugin.java.mime", "application/x-java-vm");

// How long in minutes we will allow a plugin to work after the user has chosen
// to allow it "now"
pref("plugin.sessionPermissionNow.intervalInMinutes", 60);
// How long in days we will allow a plugin to work after the user has chosen
// to allow it persistently.
pref("plugin.persistentPermissionAlways.intervalInDays", 90);

// This pref can take 3 possible string values:
// "always"     - always use favor fallback mode
// "follow-ctp" - activate if ctp is active for the given
//                plugin object (could be due to a plugin-wide
//                setting or a site-specific setting)
// "never"      - never use favor fallback mode
pref("plugins.favorfallback.mode", "never");

// A comma-separated list of rules to follow when deciding
// whether an object has been provided with good fallback content.
// The valid values can be found at nsObjectLoadingContent::HasGoodFallback.
pref("plugins.favorfallback.rules", "");


// Set IPC timeouts for plugins and tabs, except in leak-checking and
// dynamic analysis builds.  (NS_FREE_PERMANENT_DATA is C++ only, so
// approximate its definition here.)
#if !defined(DEBUG) && !defined(MOZ_ASAN) && !defined(MOZ_VALGRIND) && !defined(MOZ_TSAN)
// How long a plugin is allowed to process a synchronous IPC message
// before we consider it "hung".
pref("dom.ipc.plugins.timeoutSecs", 45);
// How long a plugin process will wait for a response from the parent
// to a synchronous request before terminating itself. After this
// point the child assumes the parent is hung. Currently disabled.
pref("dom.ipc.plugins.parentTimeoutSecs", 0);
// How long a plugin in e10s is allowed to process a synchronous IPC
// message before we notify the chrome process of a hang.
pref("dom.ipc.plugins.contentTimeoutSecs", 10);
// How long a plugin launch is allowed to take before
// we consider it failed.
pref("dom.ipc.plugins.processLaunchTimeoutSecs", 45);
#ifdef XP_WIN
// How long a plugin is allowed to process a synchronous IPC message
// before we display the plugin hang UI
pref("dom.ipc.plugins.hangUITimeoutSecs", 11);
// Minimum time that the plugin hang UI will be displayed
pref("dom.ipc.plugins.hangUIMinDisplaySecs", 10);
#endif
// How long a content process can take before closing its IPC channel
// after shutdown is initiated.  If the process exceeds the timeout,
// we fear the worst and kill it.
pref("dom.ipc.tabs.shutdownTimeoutSecs", 5);
#else
// No timeout in leak-checking builds
pref("dom.ipc.plugins.timeoutSecs", 0);
pref("dom.ipc.plugins.contentTimeoutSecs", 0);
pref("dom.ipc.plugins.processLaunchTimeoutSecs", 0);
pref("dom.ipc.plugins.parentTimeoutSecs", 0);
#ifdef XP_WIN
pref("dom.ipc.plugins.hangUITimeoutSecs", 0);
pref("dom.ipc.plugins.hangUIMinDisplaySecs", 0);
#endif
pref("dom.ipc.tabs.shutdownTimeoutSecs", 0);
#endif

pref("dom.ipc.plugins.flash.disable-protected-mode", false);

pref("dom.ipc.plugins.flash.subprocess.crashreporter.enabled", true);
pref("dom.ipc.plugins.reportCrashURL", true);

// How long we wait before unloading an idle plugin process.
// Defaults to 30 seconds.
pref("dom.ipc.plugins.unloadTimeoutSecs", 30);

// Asynchronous plugin initialization is on hold.
pref("dom.ipc.plugins.asyncInit.enabled", false);

#ifdef RELEASE_OR_BETA
pref("dom.ipc.plugins.asyncdrawing.enabled", false);
#else
// Allow the AsyncDrawing mode to be used for plugins in dev channels.
pref("dom.ipc.plugins.asyncdrawing.enabled", true);
#endif

pref("dom.ipc.processCount", 1);

// Enable caching of Moz2D Path objects for SVG geometry elements
pref("svg.path-caching.enabled", true);

// Enable the use of display-lists for SVG hit-testing and painting.
pref("svg.display-lists.hit-testing.enabled", true);
pref("svg.display-lists.painting.enabled", true);

// Is support for the SVG 2 paint-order property enabled?
pref("svg.paint-order.enabled", true);

// Is support for the <marker orient="auto-start-reverse"> feature enabled?
pref("svg.marker-improvements.enabled", true);

// Is support for the new getBBox method from SVG 2 enabled?
// See https://svgwg.org/svg2-draft/single-page.html#types-SVGBoundingBoxOptions
pref("svg.new-getBBox.enabled", false);

#ifdef RELEASE_OR_BETA
pref("svg.transform-box.enabled", false);
#else
pref("svg.transform-box.enabled", true);
#endif // RELEASE_OR_BETA

// Default font types and sizes by locale
pref("font.default.ar", "sans-serif");
pref("font.minimum-size.ar", 0);
pref("font.size.variable.ar", 16);
pref("font.size.fixed.ar", 13);

pref("font.default.el", "serif");
pref("font.minimum-size.el", 0);
pref("font.size.variable.el", 16);
pref("font.size.fixed.el", 13);

pref("font.default.he", "sans-serif");
pref("font.minimum-size.he", 0);
pref("font.size.variable.he", 16);
pref("font.size.fixed.he", 13);

pref("font.default.ja", "sans-serif");
pref("font.minimum-size.ja", 0);
pref("font.size.variable.ja", 16);
pref("font.size.fixed.ja", 16);

pref("font.default.ko", "sans-serif");
pref("font.minimum-size.ko", 0);
pref("font.size.variable.ko", 16);
pref("font.size.fixed.ko", 16);

pref("font.default.th", "sans-serif");
pref("font.minimum-size.th", 0);
pref("font.size.variable.th", 16);
pref("font.size.fixed.th", 13);

pref("font.default.x-cyrillic", "serif");
pref("font.minimum-size.x-cyrillic", 0);
pref("font.size.variable.x-cyrillic", 16);
pref("font.size.fixed.x-cyrillic", 13);

pref("font.default.x-devanagari", "serif");
pref("font.minimum-size.x-devanagari", 0);
pref("font.size.variable.x-devanagari", 16);
pref("font.size.fixed.x-devanagari", 13);

pref("font.default.x-tamil", "serif");
pref("font.minimum-size.x-tamil", 0);
pref("font.size.variable.x-tamil", 16);
pref("font.size.fixed.x-tamil", 13);

pref("font.default.x-armn", "serif");
pref("font.minimum-size.x-armn", 0);
pref("font.size.variable.x-armn", 16);
pref("font.size.fixed.x-armn", 13);

pref("font.default.x-beng", "serif");
pref("font.minimum-size.x-beng", 0);
pref("font.size.variable.x-beng", 16);
pref("font.size.fixed.x-beng", 13);

pref("font.default.x-cans", "serif");
pref("font.minimum-size.x-cans", 0);
pref("font.size.variable.x-cans", 16);
pref("font.size.fixed.x-cans", 13);

pref("font.default.x-ethi", "serif");
pref("font.minimum-size.x-ethi", 0);
pref("font.size.variable.x-ethi", 16);
pref("font.size.fixed.x-ethi", 13);

pref("font.default.x-geor", "serif");
pref("font.minimum-size.x-geor", 0);
pref("font.size.variable.x-geor", 16);
pref("font.size.fixed.x-geor", 13);

pref("font.default.x-gujr", "serif");
pref("font.minimum-size.x-gujr", 0);
pref("font.size.variable.x-gujr", 16);
pref("font.size.fixed.x-gujr", 13);

pref("font.default.x-guru", "serif");
pref("font.minimum-size.x-guru", 0);
pref("font.size.variable.x-guru", 16);
pref("font.size.fixed.x-guru", 13);

pref("font.default.x-khmr", "serif");
pref("font.minimum-size.x-khmr", 0);
pref("font.size.variable.x-khmr", 16);
pref("font.size.fixed.x-khmr", 13);

pref("font.default.x-mlym", "serif");
pref("font.minimum-size.x-mlym", 0);
pref("font.size.variable.x-mlym", 16);
pref("font.size.fixed.x-mlym", 13);

pref("font.default.x-orya", "serif");
pref("font.minimum-size.x-orya", 0);
pref("font.size.variable.x-orya", 16);
pref("font.size.fixed.x-orya", 13);

pref("font.default.x-telu", "serif");
pref("font.minimum-size.x-telu", 0);
pref("font.size.variable.x-telu", 16);
pref("font.size.fixed.x-telu", 13);

pref("font.default.x-knda", "serif");
pref("font.minimum-size.x-knda", 0);
pref("font.size.variable.x-knda", 16);
pref("font.size.fixed.x-knda", 13);

pref("font.default.x-sinh", "serif");
pref("font.minimum-size.x-sinh", 0);
pref("font.size.variable.x-sinh", 16);
pref("font.size.fixed.x-sinh", 13);

pref("font.default.x-tibt", "serif");
pref("font.minimum-size.x-tibt", 0);
pref("font.size.variable.x-tibt", 16);
pref("font.size.fixed.x-tibt", 13);

pref("font.default.x-unicode", "serif");
pref("font.minimum-size.x-unicode", 0);
pref("font.size.variable.x-unicode", 16);
pref("font.size.fixed.x-unicode", 13);

pref("font.default.x-western", "serif");
pref("font.minimum-size.x-western", 0);
pref("font.size.variable.x-western", 16);
pref("font.size.fixed.x-western", 13);

pref("font.default.zh-CN", "sans-serif");
pref("font.minimum-size.zh-CN", 0);
pref("font.size.variable.zh-CN", 16);
pref("font.size.fixed.zh-CN", 16);

pref("font.default.zh-HK", "sans-serif");
pref("font.minimum-size.zh-HK", 0);
pref("font.size.variable.zh-HK", 16);
pref("font.size.fixed.zh-HK", 16);

pref("font.default.zh-TW", "sans-serif");
pref("font.minimum-size.zh-TW", 0);
pref("font.size.variable.zh-TW", 16);
pref("font.size.fixed.zh-TW", 16);

// mathml.css sets font-size to "inherit" and font-family to "serif" so only
// font.name.*.x-math and font.minimum-size.x-math are really relevant.
pref("font.default.x-math", "serif");
pref("font.minimum-size.x-math", 0);
pref("font.size.variable.x-math", 16);
pref("font.size.fixed.x-math", 13);

/*
 * A value greater than zero enables font size inflation for
 * pan-and-zoom UIs, so that the fonts in a block are at least the size
 * that, if a block's width is scaled to match the device's width, the
 * fonts in the block are big enough that at most the pref value ems of
 * text fit in *the width of the device*.
 *
 * When both this pref and the next are set, the larger inflation is
 * used.
 */
pref("font.size.inflation.emPerLine", 0);
/*
 * A value greater than zero enables font size inflation for
 * pan-and-zoom UIs, so that if a block's width is scaled to match the
 * device's width, the fonts in a block are at least the font size
 * given.  The value given is in twips, i.e., 1/20 of a point, or 1/1440
 * of an inch.
 *
 * When both this pref and the previous are set, the larger inflation is
 * used.
 */
pref("font.size.inflation.minTwips", 0);
/*
 * In products with multi-mode pan-and-zoom and non-pan-and-zoom UIs,
 * this pref forces font inflation to always be enabled in all modes.
 * That is, any heuristics used to detect pan-and-zoom
 * vs. non-pan-and-zoom modes are disabled and all content is treated
 * as pan-and-zoom mode wrt font inflation.
 *
 * This pref has no effect if font inflation is not enabled through
 * either of the prefs above.  It has no meaning in single-mode UIs.
 */
pref("font.size.inflation.forceEnabled", false);
/*
 * In products with multi-mode pan-and-zoom and non-pan-and-zoom UIs,
 * this pref disables font inflation in master-process contexts where
 * existing heuristics can't be used determine enabled-ness.
 *
 * This pref has no effect if font inflation is not enabled through
 * either of the prefs above.  The "forceEnabled" pref above overrides
 * this pref.
 */
pref("font.size.inflation.disabledInMasterProcess", false);
/*
 * Since the goal of font size inflation is to avoid having to
 * repeatedly scroll side to side to read a block of text, and there are
 * a number of page layouts where a relatively small chunk of text is
 * better of not being inflated according to the same algorithm we use
 * for larger chunks of text, we want a threshold for an amount of text
 * that triggers font size inflation.  This preference controls that
 * threshold.
 *
 * It controls the threshold used within an *approximation* of the
 * number of lines of text we use.  In particular, if we assume that
 * each character (collapsing collapsible whitespace) has a width the
 * same as the em-size of the font (when, normally, it's actually quite
 * a bit smaller on average), this preference gives the percentage of a
 * number of lines of text we'd need to trigger inflation.  This means
 * that a percentage of 100 means that we'd need a number of characters
 * (we know the font size and the width) equivalent to one line of
 * square text (which is actually a lot less than a real line of text).
 *
 * A value of 0 means there's no character length threshold.
 */
pref("font.size.inflation.lineThreshold", 400);

/*
 * Defines the font size inflation mapping intercept parameter.
 *
 * Font size inflation computes a minimum font size, m, based on
 * other preferences (see font.size.inflation.minTwips and
 * font.size.inflation.emPerLine, above) and the width of the
 * frame in which the text resides. Using this minimum, a specified
 * font size, s, is mapped to an inflated font size, i, using an
 * equation that varies depending on the value of the font size
 * inflation mapping intercept parameter, P:
 *
 * If the intercept parameter is negative, then the following mapping
 * function is used:
 *
 * i = m + s
 *
 * If the intercept parameter is non-negative, then the mapping function
 * is a function such that its graph meets the graph of i = s at the
 * point where both i and s are (1 + P/2) * m for values of s that are
 * large enough. This means that when s=0, i is always equal to m.
 */
pref("font.size.inflation.mappingIntercept", 1);

/*
 * This controls the percentage that fonts will be inflated, if font
 * size inflation is enabled. Essentially, if we have a specified font
 * size, s, and an inflated font size, i, this specifies that the ratio
 * i/s * 100 should never exceed the value of this preference.
 *
 * In order for this preference to have any effect, its value must be
 * greater than 100, since font inflation can never decrease the ratio
 * i/s.
 */
pref("font.size.inflation.maxRatio", 0);

/*
 * When enabled, the touch.radius and mouse.radius prefs allow events to be dispatched
 * to nearby elements that are sensitive to the event. See PositionedEventTargeting.cpp.
 * The 'mm' prefs define a rectangle around the nominal event target point within which
 * we will search for suitable elements. 'visitedWeight' is a percentage weight;
 * a value > 100 makes a visited link be treated as further away from the event target
 * than it really is, while a value < 100 makes a visited link be treated as closer
 * to the event target than it really is.
 */
pref("ui.touch.radius.enabled", false);
pref("ui.touch.radius.leftmm", 8);
pref("ui.touch.radius.topmm", 12);
pref("ui.touch.radius.rightmm", 8);
pref("ui.touch.radius.bottommm", 4);
pref("ui.touch.radius.visitedWeight", 120);

pref("ui.mouse.radius.enabled", false);
pref("ui.mouse.radius.leftmm", 8);
pref("ui.mouse.radius.topmm", 12);
pref("ui.mouse.radius.rightmm", 8);
pref("ui.mouse.radius.bottommm", 4);
pref("ui.mouse.radius.visitedWeight", 120);

// When true, the ui.mouse.radius.* prefs will only affect simulated mouse events generated by touch input.
// When false, the prefs will be used for all mouse events.
pref("ui.mouse.radius.inputSource.touchOnly", true);

#ifdef XP_WIN

pref("font.name.serif.ar", "Times New Roman");
pref("font.name.sans-serif.ar", "Segoe UI");
pref("font.name-list.sans-serif.ar", "Segoe UI, Tahoma, Arial");
pref("font.name.monospace.ar", "Courier New");
pref("font.name.cursive.ar", "Comic Sans MS");

pref("font.name.serif.el", "Times New Roman");
pref("font.name.sans-serif.el", "Arial");
pref("font.name.monospace.el", "Courier New");
pref("font.name.cursive.el", "Comic Sans MS");

pref("font.name.serif.he", "Narkisim");
pref("font.name.sans-serif.he", "Arial");
pref("font.name.monospace.he", "Fixed Miriam Transparent");
pref("font.name.cursive.he", "Guttman Yad");
pref("font.name-list.serif.he", "Narkisim, David");
pref("font.name-list.monospace.he", "Fixed Miriam Transparent, Miriam Fixed, Rod, Courier New");
pref("font.name-list.cursive.he", "Guttman Yad, Ktav, Arial");

pref("font.name.serif.ja", "MS PMincho");
pref("font.name.sans-serif.ja", "MS PGothic");
pref("font.name.monospace.ja", "MS Gothic");
pref("font.name-list.serif.ja", "MS PMincho, MS Mincho, MS PGothic, MS Gothic,Meiryo");
pref("font.name-list.sans-serif.ja", "MS PGothic, MS Gothic, MS PMincho, MS Mincho,Meiryo");
pref("font.name-list.monospace.ja", "MS Gothic, MS Mincho, MS PGothic, MS PMincho,Meiryo");

pref("font.name.serif.ko", "Batang");
pref("font.name.sans-serif.ko", "Gulim");
pref("font.name.monospace.ko", "GulimChe");
pref("font.name.cursive.ko", "Gungsuh");

pref("font.name-list.serif.ko", "Batang, Gulim");
pref("font.name-list.sans-serif.ko", "Gulim");
pref("font.name-list.monospace.ko", "GulimChe");
pref("font.name-list.cursive.ko", "Gungsuh");

pref("font.name.serif.th", "Tahoma");
pref("font.name.sans-serif.th", "Tahoma");
pref("font.name.monospace.th", "Tahoma");
pref("font.name.cursive.th", "Tahoma");

pref("font.name.serif.x-cyrillic", "Times New Roman");
pref("font.name.sans-serif.x-cyrillic", "Arial");
pref("font.name.monospace.x-cyrillic", "Courier New");
pref("font.name.cursive.x-cyrillic", "Comic Sans MS");

pref("font.name.serif.x-unicode", "Times New Roman");
pref("font.name.sans-serif.x-unicode", "Arial");
pref("font.name.monospace.x-unicode", "Courier New");
pref("font.name.cursive.x-unicode", "Comic Sans MS");

pref("font.name.serif.x-western", "Times New Roman");
pref("font.name.sans-serif.x-western", "Arial");
pref("font.name.monospace.x-western", "Courier New");
pref("font.name.cursive.x-western", "Comic Sans MS");

pref("font.name.serif.zh-CN", "SimSun");
pref("font.name.sans-serif.zh-CN", "Microsoft YaHei");
pref("font.name.monospace.zh-CN", "SimSun");
pref("font.name.cursive.zh-CN", "KaiTi");
pref("font.name-list.serif.zh-CN", "MS Song, SimSun, SimSun-ExtB");
pref("font.name-list.sans-serif.zh-CN", "Microsoft YaHei, SimHei");
pref("font.name-list.monospace.zh-CN", "MS Song, SimSun, SimSun-ExtB");
pref("font.name-list.cursive.zh-CN", "KaiTi, KaiTi_GB2312");

// Per Taiwanese users' demand. They don't want to use TC fonts for
// rendering Latin letters. (bug 88579)
pref("font.name.serif.zh-TW", "Times New Roman");
pref("font.name.sans-serif.zh-TW", "Arial");
pref("font.name.monospace.zh-TW", "MingLiU");
pref("font.name.cursive.zh-TW", "DFKai-SB");
pref("font.name-list.serif.zh-TW", "PMingLiu, MingLiU, MingLiU-ExtB");
pref("font.name-list.sans-serif.zh-TW", "PMingLiU, MingLiU, MingLiU-ExtB");
pref("font.name-list.monospace.zh-TW", "MingLiU, MingLiU-ExtB");

// hkscsm3u.ttf (HKSCS-2001) :  http://www.microsoft.com/hk/hkscs
// Hong Kong users have the same demand about glyphs for Latin letters (bug 88579)
pref("font.name.serif.zh-HK", "Times New Roman");
pref("font.name.sans-serif.zh-HK", "Arial");
pref("font.name.monospace.zh-HK", "MingLiu_HKSCS");
pref("font.name.cursive.zh-HK", "DFKai-SB");
pref("font.name-list.serif.zh-HK", "MingLiu_HKSCS, Ming(for ISO10646), MingLiU, MingLiU_HKSCS-ExtB");
pref("font.name-list.sans-serif.zh-HK", "MingLiU_HKSCS, Ming(for ISO10646), MingLiU, MingLiU_HKSCS-ExtB");
pref("font.name-list.monospace.zh-HK", "MingLiU_HKSCS, Ming(for ISO10646), MingLiU, MingLiU_HKSCS-ExtB");

pref("font.name.serif.x-devanagari", "Kokila");
pref("font.name.sans-serif.x-devanagari", "Nirmala UI");
pref("font.name.monospace.x-devanagari", "Mangal");
pref("font.name-list.serif.x-devanagari", "Kokila, Raghindi");
pref("font.name-list.sans-serif.x-devanagari", "Nirmala UI, Mangal");
pref("font.name-list.monospace.x-devanagari", "Mangal, Nirmala UI");

pref("font.name.serif.x-tamil", "Latha");
pref("font.name.sans-serif.x-tamil", "");
pref("font.name.monospace.x-tamil", "Latha");
pref("font.name-list.serif.x-tamil", "Latha");
pref("font.name-list.monospace.x-tamil", "Latha");

# http://www.alanwood.net/unicode/fonts.html

pref("font.name.serif.x-armn", "Sylfaen");
pref("font.name.sans-serif.x-armn", "Arial AMU");
pref("font.name.monospace.x-armn", "Arial AMU");
pref("font.name-list.serif.x-armn", "Sylfaen");
pref("font.name-list.monospace.x-armn", "Arial AMU");

pref("font.name.serif.x-beng", "Vrinda");
pref("font.name.sans-serif.x-beng", "Vrinda");
pref("font.name.monospace.x-beng", "Mitra Mono");
pref("font.name-list.serif.x-beng", "Vrinda, Akaash, Likhan, Ekushey Punarbhaba");
pref("font.name-list.sans-serif.x-beng", "Vrinda, Akaash, Likhan, Ekushey Punarbhaba");
pref("font.name-list.monospace.x-beng", "Likhan, Mukti Narrow");

pref("font.name.serif.x-cans", "Aboriginal Serif");
pref("font.name.sans-serif.x-cans", "Aboriginal Sans");
pref("font.name.monospace.x-cans", "Aboriginal Sans");
pref("font.name-list.serif.x-cans", "Aboriginal Serif, BJCree Uni");
pref("font.name-list.monospace.x-cans", "Aboriginal Sans, OskiDakelh, Pigiarniq, Uqammaq");

pref("font.name.serif.x-ethi", "Visual Geez Unicode");
pref("font.name.sans-serif.x-ethi", "GF Zemen Unicode");
pref("font.name.cursive.x-ethi", "Visual Geez Unicode Title");
pref("font.name.monospace.x-ethi", "Ethiopia Jiret");
pref("font.name-list.serif.x-ethi", "Visual Geez Unicode, Visual Geez Unicode Agazian");
pref("font.name-list.monospace.x-ethi", "Ethiopia Jiret");

pref("font.name.serif.x-geor", "Sylfaen");
pref("font.name.sans-serif.x-geor", "BPG Classic 99U");
pref("font.name.monospace.x-geor", "BPG Classic 99U");
pref("font.name-list.serif.x-geor", "Sylfaen, BPG Paata Khutsuri U, TITUS Cyberbit Basic");
pref("font.name-list.monospace.x-geor", "BPG Classic 99U");

pref("font.name.serif.x-gujr", "Shruti");
pref("font.name.sans-serif.x-gujr", "Shruti");
pref("font.name.monospace.x-gujr", "Shruti");
pref("font.name-list.serif.x-gujr", "Shruti");
pref("font.name-list.monospace.x-gujr", "Shruti");

pref("font.name.serif.x-guru", "Raavi");
pref("font.name.sans-serif.x-guru", "");
pref("font.name.monospace.x-guru", "Raavi");
pref("font.name-list.serif.x-guru", "Raavi, Saab");
pref("font.name-list.monospace.x-guru", "Raavi, Saab");

pref("font.name.serif.x-khmr", "PhnomPenh OT");
pref("font.name.sans-serif.x-khmr", "Khmer OS");
pref("font.name.monospace.x-khmr", "Khmer OS");
pref("font.name-list.serif.x-khmr", "PhnomPenh OT,.Mondulkiri U GR 1.5, Khmer OS");
pref("font.name-list.monospace.x-khmr", "Khmer OS, Khmer OS System");

pref("font.name.serif.x-mlym", "Rachana_w01");
pref("font.name.sans-serif.x-mlym", "Rachana_w01");
pref("font.name.monospace.x-mlym", "Rachana_w01");
pref("font.name-list.serif.x-mlym", "AnjaliOldLipi, Kartika, ThoolikaUnicode");
pref("font.name-list.sans-serif.x-mlym", "AnjaliOldLipi, Kartika, ThoolikaUnicode");
pref("font.name-list.monospace.x-mlym", "AnjaliOldLipi, Kartika, ThoolikaUnicode");

pref("font.name.serif.x-orya", "ori1Uni");
pref("font.name.sans-serif.x-orya", "ori1Uni");
pref("font.name.monospace.x-orya", "ori1Uni");
pref("font.name-list.serif.x-orya", "Kalinga, ori1Uni");
pref("font.name-list.sans-serif.x-orya", "Kalinga, ori1Uni");
pref("font.name-list.monospace.x-orya", "Kalinga, ori1Uni");

pref("font.name.serif.x-telu", "Gautami");
pref("font.name.sans-serif.x-telu", "Gautami");
pref("font.name.monospace.x-telu", "Gautami");
pref("font.name-list.serif.x-telu", "Gautami, Akshar Unicode");
pref("font.name-list.sans-serif.x-telu", "Gautami, Akshar Unicode");
pref("font.name-list.monospace.x-telu", "Gautami, Akshar Unicode");

pref("font.name.serif.x-knda", "Tunga");
pref("font.name.sans-serif.x-knda", "Tunga");
pref("font.name.monospace.x-knda", "Tunga");
pref("font.name-list.serif.x-knda", "Tunga, AksharUnicode");
pref("font.name-list.sans-serif.x-knda", "Tunga, AksharUnicode");
pref("font.name-list.monospace.x-knda", "Tunga, AksharUnicode");

pref("font.name.serif.x-sinh", "Iskoola Pota");
pref("font.name.sans-serif.x-sinh", "Iskoola Pota");
pref("font.name.monospace.x-sinh", "Iskoola Pota");
pref("font.name-list.serif.x-sinh", "Iskoola Pota, AksharUnicode");
pref("font.name-list.sans-serif.x-sinh", "Iskoola Pota, AksharUnicode");
pref("font.name-list.monospace.x-sinh", "Iskoola Pota, AksharUnicode");

pref("font.name.serif.x-tibt", "Tibetan Machine Uni");
pref("font.name.sans-serif.x-tibt", "Tibetan Machine Uni");
pref("font.name.monospace.x-tibt", "Tibetan Machine Uni");
pref("font.name-list.serif.x-tibt", "Tibetan Machine Uni, Jomolhari, Microsoft Himalaya");
pref("font.name-list.sans-serif.x-tibt", "Tibetan Machine Uni, Jomolhari, Microsoft Himalaya");
pref("font.name-list.monospace.x-tibt", "Tibetan Machine Uni, Jomolhari, Microsoft Himalaya");

pref("font.minimum-size.th", 10);

pref("font.default.x-devanagari", "sans-serif");
pref("font.name.serif.x-math", "Latin Modern Math");
// We have special support for Monotype Symbol on Windows.
pref("font.name-list.serif.x-math", "Latin Modern Math, XITS Math, Cambria Math, Libertinus Math, DejaVu Math TeX Gyre, TeX Gyre Bonum Math, TeX Gyre Pagella Math, TeX Gyre Schola, TeX Gyre Termes Math, STIX Math, Asana Math, STIXGeneral, DejaVu Serif, DejaVu Sans, Symbol, Times New Roman");
pref("font.name.sans-serif.x-math", "Arial");
pref("font.name.monospace.x-math", "Courier New");
pref("font.name.cursive.x-math", "Comic Sans MS");

// cleartype settings - false implies default system settings

// use cleartype rendering for downloadable fonts (win xp only)
pref("gfx.font_rendering.cleartype.use_for_downloadable_fonts", true);

// use cleartype rendering for all fonts always (win xp only)
pref("gfx.font_rendering.cleartype.always_use_for_content", false);

// ClearType tuning parameters for directwrite/d2d.
//
// Allows overriding of underlying registry values in:
//   HKCU/Software/Microsoft/Avalon.Graphics/<display> (contrast and level)
//   HKLM/Software/Microsoft/Avalon.Graphics/<display> (gamma, pixel structure)
// and selection of the ClearType/antialiasing mode.
//
// A value of -1 implies use the default value, otherwise value ranges
// follow registry settings:
//   gamma [1000, 2200]  default: based on screen, typically 2200 (== 2.2)
//   enhanced contrast [0, 1000] default: 50
//   cleartype level [0, 100] default: 100
//   pixel structure [0, 2] default: 0 (flat/RGB/BGR)
//   rendering mode [0, 5] default: 0
//     0 = use default for font & size;
//     1 = aliased;
//     2 = GDI Classic;
//     3 = GDI Natural Widths;
//     4 = Natural;
//     5 = Natural Symmetric
//
// See:
//   http://msdn.microsoft.com/en-us/library/aa970267.aspx
//   http://msdn.microsoft.com/en-us/library/dd368190%28v=VS.85%29.aspx
// Note: DirectWrite uses the "Enhanced Contrast Level" value rather than the
// "Text Contrast Level" value

pref("gfx.font_rendering.cleartype_params.gamma", -1);
pref("gfx.font_rendering.cleartype_params.enhanced_contrast", -1);
pref("gfx.font_rendering.cleartype_params.cleartype_level", -1);
pref("gfx.font_rendering.cleartype_params.pixel_structure", -1);
pref("gfx.font_rendering.cleartype_params.rendering_mode", -1);

// A comma-separated list of font family names. Fonts in these families will
// be forced to use "GDI Classic" ClearType mode, provided the value
// of gfx.font_rendering.cleartype_params.rendering_mode is -1
// (i.e. a specific rendering_mode has not been explicitly set).
// Currently we apply this setting to the sans-serif Microsoft "core Web fonts".
pref("gfx.font_rendering.cleartype_params.force_gdi_classic_for_families",
     "Arial,Consolas,Courier New,Microsoft Sans Serif,Segoe UI,Tahoma,Trebuchet MS,Verdana");
// The maximum size at which we will force GDI classic mode using
// force_gdi_classic_for_families.
pref("gfx.font_rendering.cleartype_params.force_gdi_classic_max_size", 15);

pref("ui.key.menuAccessKeyFocuses", true);

// override double-click word selection behavior.
pref("layout.word_select.eat_space_to_next_word", true);

// scrollbar snapping region
pref("slider.snapMultiplier", 6);

// print_extra_margin enables platforms to specify an extra gap or margin
// around the content of the page for Print Preview only
pref("print.print_extra_margin", 90); // twips (90 twips is an eigth of an inch)

// Whether to extend the native dialog with information on printing frames.
pref("print.extend_native_print_dialog", true);

// Locate plugins by scanning the Adobe Acrobat installation directory with a minimum version
pref("plugin.scan.Acrobat", "5.0");

// Locate plugins by scanning the Quicktime installation directory with a minimum version
pref("plugin.scan.Quicktime", "5.0");

// Locate and scan the Window Media Player installation directory for plugins with a minimum version
pref("plugin.scan.WindowsMediaPlayer", "7.0");

// Locate plugins by the directories specified in the Windows registry for PLIDs
// Which is currently HKLM\Software\MozillaPlugins\xxxPLIDxxx\Path
pref("plugin.scan.plid.all", true);

// Whether sending WM_MOUSEWHEEL and WM_MOUSEHWHEEL to plugins on Windows.
pref("plugin.mousewheel.enabled", true);

// Switch the keyboard layout per window
pref("intl.keyboard.per_window_layout", false);

#ifdef NS_ENABLE_TSF
// Enable/Disable TSF support on Vista or later.
pref("intl.tsf.enable", true);

// Support IMEs implemented with IMM in TSF mode.
pref("intl.tsf.support_imm", true);

// This is referred only when both "intl.tsf.enable" and "intl.tsf.support_imm"
// are true.  When this is true, default IMC is associated with focused window
// only when active keyboard layout is a legacy IMM-IME.
pref("intl.tsf.associate_imc_only_when_imm_ime_is_active", false);

// Enables/Disables hack for specific TIP.

// Whether creates native caret for ATOK or not.
pref("intl.tsf.hack.atok.create_native_caret", true);
// Whether use available composition string rect for result of
// ITfContextView::GetTextExt() even if the specified range is same as the
// range of composition string but some character rects of them are not
// available.  Note that this is ignored if active ATOK is or older than 2016
// and create_native_caret is true.
pref("intl.tsf.hack.atok.do_not_return_no_layout_error_of_composition_string", true);
// Whether use composition start position for the result of
// ITfContextView::GetTextExt() if the specified range is larger than
// composition start offset.
// For Free ChangJie 2010
pref("intl.tsf.hack.free_chang_jie.do_not_return_no_layout_error", true);
// For Microsoft Pinyin and Microsoft Wubi
pref("intl.tsf.hack.ms_simplified_chinese.do_not_return_no_layout_error", true);
// For Microsoft ChangJie and Microsoft Quick
pref("intl.tsf.hack.ms_traditional_chinese.do_not_return_no_layout_error", true);
// For Easy Changjei
pref("intl.tsf.hack.easy_changjei.do_not_return_no_layout_error", true);
// Whether use previous character rect for the result of
// ITfContextView::GetTextExt() if the specified range is the first character
// of selected clause of composition string.
pref("intl.tsf.hack.ms_japanese_ime.do_not_return_no_layout_error_at_first_char", true);
// Whether default IMC should be associated with focused window when MS-IME
// for Japanese on Win10 is active.  MS-IME for Japanese on Win10 has a crash
// bug.  While restoring default IMC when MS-IME for Japanese is active,
// it sometimes crashes after Creators Update.  This pref avoid the crash.
pref("intl.tsf.hack.ms_japanese_ime.do_not_associate_imc_on_win10", true);
// Whether use previous character rect for the result of
// ITfContextView::GetTextExt() if the specified range is the caret of
// composition string.
pref("intl.tsf.hack.ms_japanese_ime.do_not_return_no_layout_error_at_caret", true);
// Whether hack ITextStoreACP::QueryInsert() or not.  The method should return
// new selection after specified length text is inserted at specified range.
// However, Microsoft's some Chinese TIPs expect that the result is same as
// specified range.  If following prefs are true, ITextStoreACP::QueryInsert()
// returns specified range only when one of the TIPs is active.
// For Microsoft Pinyin and Microsoft Wubi
pref("intl.tsf.hack.ms_simplified_chinese.query_insert_result", true);
// For Microsoft ChangJie and Microsoft Quick
pref("intl.tsf.hack.ms_traditional_chinese.query_insert_result", true);
#endif

// If composition_font is set, Gecko sets the font to IME.  IME may use
// the fonts on their window like candidate window.  If they are empty,
// Gecko uses the system default font which is set to the IM context.
// The font name must not start with '@'.  When the writing mode is vertical,
// Gecko inserts '@' to the start of the font name automatically.
// FYI: Changing these prefs requires to restart.
pref("intl.imm.composition_font", "");

// Japanist 2003's candidate window is broken if the font is "@System" which
// is default composition font for vertical writing mode.
// You can specify font to use on candidate window of Japanist 2003.
// This value must not start with '@'.
// FYI: Changing this pref requires to restart.
pref("intl.imm.composition_font.japanist_2003", "MS PGothic");

// Even if IME claims that they support vertical writing mode but it may not
// support vertical writing mode for its candidate window.  This pref allows
// to ignore the claim.
// FYI: Changing this pref requires to restart.
pref("intl.imm.vertical_writing.always_assume_not_supported", false);

// We cannot retrieve active IME name with IMM32 API if a TIP of TSF is active.
// This pref can specify active IME name when Japanese TIP is active.
// For example:
//   Google Japanese Input: "Google 日本語入力 IMM32 モジュール"
//   ATOK 2011: "ATOK 2011" (similarly, e.g., ATOK 2013 is "ATOK 2013")
pref("intl.imm.japanese.assume_active_tip_name_as", "");

// See bug 448927, on topmost panel, some IMEs are not usable on Windows.
pref("ui.panel.default_level_parent", false);

pref("mousewheel.system_scroll_override_on_root_content.enabled", true);

// Enable system settings cache for mouse wheel message handling.
// Note that even if this pref is set to true, Gecko may not cache the system
// settings if Gecko detects that the cache won't be refreshed properly when
// the settings are changed.
pref("mousewheel.system_settings_cache.enabled", true);

// This is a pref to test system settings cache for mouse wheel message
// handling.  If this is set to true, Gecko forcibly use the cache.
pref("mousewheel.system_settings_cache.force_enabled", false);

// High resolution scrolling with supported mouse drivers on Vista or later.
pref("mousewheel.enable_pixel_scrolling", true);

// If your mouse drive sends WM_*SCROLL messages when you turn your mouse wheel,
// set this to true.  Then, gecko processes them as mouse wheel messages.
pref("mousewheel.emulate_at_wm_scroll", false);

// Enables or disabled the TrackPoint hack, -1 is autodetect, 0 is off,
// and 1 is on.  Set this to 1 if TrackPoint scrolling is not working.
pref("ui.trackpoint_hack.enabled", -1);

// Setting this to a non-empty string overrides the Win32 "window class" used
// for "normal" windows. Setting this to MozillaUIWindowClass might make
// some trackpad drivers behave better.
pref("ui.window_class_override", "");

// Enables or disables the Elantech gesture hacks.  -1 is autodetect, 0 is off,
// and 1 is on.  Set this to 1 if three-finger swipe gestures do not cause
// page back/forward actions, or if pinch-to-zoom does not work.
pref("ui.elantech_gesture_hacks.enabled", -1);

// Show the Windows on-screen keyboard (osk.exe) when a text field is focused.
pref("ui.osk.enabled", true);
// Only show the on-screen keyboard if there are no physical keyboards attached
// to the device.
pref("ui.osk.detect_physical_keyboard", true);
// Path to TabTip.exe on local machine. Cached for performance reasons.
pref("ui.osk.on_screen_keyboard_path", "");
// Only try to show the on-screen keyboard on Windows 10 and later. Setting
// this pref to false will allow the OSK to show on Windows 8 and 8.1.
pref("ui.osk.require_win10", false);
// This pref stores the "reason" that the on-screen keyboard was either
// shown or not shown when focus is moved to an editable text field. It is
// used to help debug why the keyboard is either not appearing when expected
// or appearing when it is not expected.
pref("ui.osk.debug.keyboardDisplayReason", "");

# XP_WIN
#endif

#ifdef XP_MACOSX
// Mac specific preference defaults
pref("browser.drag_out_of_frame_style", 1);
pref("ui.key.saveLink.shift", false); // true = shift, false = meta

// default fonts (in UTF8 and using canonical names)
// to determine canonical font names, use a debug build and
// enable NSPR logging for module fontInfoLog:5
// canonical names immediately follow '(fontinit) family:' in the log

pref("font.name.serif.ar", "Al Bayan");
pref("font.name.sans-serif.ar", "Geeza Pro");
pref("font.name.monospace.ar", "Geeza Pro");
pref("font.name.cursive.ar", "DecoType Naskh");
pref("font.name.fantasy.ar", "KufiStandardGK");
pref("font.name-list.serif.ar", "Al Bayan");
pref("font.name-list.sans-serif.ar", "Geeza Pro");
pref("font.name-list.monospace.ar", "Geeza Pro");
pref("font.name-list.cursive.ar", "DecoType Naskh");
pref("font.name-list.fantasy.ar", "KufiStandardGK");

pref("font.name.serif.el", "Times");
pref("font.name.sans-serif.el", "Helvetica");
pref("font.name.monospace.el", "Courier New");
pref("font.name.cursive.el", "Lucida Grande");
pref("font.name.fantasy.el", "Lucida Grande");
pref("font.name-list.serif.el", "Times,Times New Roman");
pref("font.name-list.sans-serif.el", "Helvetica,Lucida Grande");
pref("font.name-list.monospace.el", "Courier New,Lucida Grande");
pref("font.name-list.cursive.el", "Times,Lucida Grande");
pref("font.name-list.fantasy.el", "Times,Lucida Grande");

pref("font.name.serif.he", "Times New Roman");
pref("font.name.sans-serif.he", "Arial");
pref("font.name.monospace.he", "Courier New");
pref("font.name.cursive.he", "Times New Roman");
pref("font.name.fantasy.he", "Times New Roman");
pref("font.name-list.serif.he", "Times New Roman");
pref("font.name-list.sans-serif.he", "Arial");
pref("font.name-list.monospace.he", "Courier New");
pref("font.name-list.cursive.he", "Times New Roman");
pref("font.name-list.fantasy.he", "Times New Roman");

pref("font.name.serif.ja", "Hiragino Mincho ProN");
pref("font.name.sans-serif.ja", "Hiragino Kaku Gothic ProN");
pref("font.name.monospace.ja", "Osaka-Mono");
pref("font.name-list.serif.ja", "Hiragino Mincho ProN,Hiragino Mincho Pro");
pref("font.name-list.sans-serif.ja", "Hiragino Kaku Gothic ProN,Hiragino Kaku Gothic Pro");
pref("font.name-list.monospace.ja", "Osaka-Mono");

pref("font.name.serif.ko", "AppleMyungjo");
pref("font.name.sans-serif.ko", "Apple SD Gothic Neo");
pref("font.name.monospace.ko", "Apple SD Gothic Neo");
pref("font.name-list.serif.ko", "AppleMyungjo");
pref("font.name-list.sans-serif.ko", "Apple SD Gothic Neo,AppleGothic");
pref("font.name-list.monospace.ko", "Apple SD Gothic Neo,AppleGothic");

pref("font.name.serif.th", "Thonburi");
pref("font.name.sans-serif.th", "Thonburi");
pref("font.name.monospace.th", "Ayuthaya");
pref("font.name-list.serif.th", "Thonburi");
pref("font.name-list.sans-serif.th", "Thonburi");
pref("font.name-list.monospace.th", "Ayuthaya");

pref("font.name.serif.x-armn", "Mshtakan");
pref("font.name.sans-serif.x-armn", "Mshtakan");
pref("font.name.monospace.x-armn", "Mshtakan");
pref("font.name-list.serif.x-armn", "Mshtakan");
pref("font.name-list.sans-serif.x-armn", "Mshtakan");
pref("font.name-list.monospace.x-armn", "Mshtakan");

// SolaimanLipi, Rupali http://ekushey.org/?page/mac_download
pref("font.name.serif.x-beng", "Bangla MN");
pref("font.name.sans-serif.x-beng", "Bangla Sangam MN");
pref("font.name.monospace.x-beng", "Bangla Sangam MN");
pref("font.name-list.serif.x-beng", "Bangla MN");
pref("font.name-list.sans-serif.x-beng", "Bangla Sangam MN");
pref("font.name-list.monospace.x-beng", "Bangla Sangam MN");

pref("font.name.serif.x-cans", "Euphemia UCAS");
pref("font.name.sans-serif.x-cans", "Euphemia UCAS");
pref("font.name.monospace.x-cans", "Euphemia UCAS");
pref("font.name-list.serif.x-cans", "Euphemia UCAS");
pref("font.name-list.sans-serif.x-cans", "Euphemia UCAS");
pref("font.name-list.monospace.x-cans", "Euphemia UCAS");

pref("font.name.serif.x-cyrillic", "Times");
pref("font.name.sans-serif.x-cyrillic", "Helvetica");
pref("font.name.monospace.x-cyrillic", "Monaco");
pref("font.name.cursive.x-cyrillic", "Geneva");
pref("font.name.fantasy.x-cyrillic", "Charcoal CY");
pref("font.name-list.serif.x-cyrillic", "Times,Times New Roman");
pref("font.name-list.sans-serif.x-cyrillic", "Helvetica,Arial");
pref("font.name-list.monospace.x-cyrillic", "Monaco,Courier New");
pref("font.name-list.cursive.x-cyrillic", "Geneva");
pref("font.name-list.fantasy.x-cyrillic", "Charcoal CY");

pref("font.name.serif.x-devanagari", "Devanagari MT");
pref("font.name.sans-serif.x-devanagari", "Devanagari Sangam MN");
pref("font.name.monospace.x-devanagari", "Devanagari Sangam MN");
pref("font.name-list.serif.x-devanagari", "Devanagari MT");
pref("font.name-list.sans-serif.x-devanagari", "Devanagari Sangam MN,Devanagari MT");
pref("font.name-list.monospace.x-devanagari", "Devanagari Sangam MN,Devanagari MT");

// Abyssinica SIL http://scripts.sil.org/AbyssinicaSIL_Download
pref("font.name.serif.x-ethi", "Kefa");
pref("font.name.sans-serif.x-ethi", "Kefa");
pref("font.name.monospace.x-ethi", "Kefa");
pref("font.name-list.serif.x-ethi", "Kefa,Abyssinica SIL");
pref("font.name-list.sans-serif.x-ethi", "Kefa,Abyssinica SIL");
pref("font.name-list.monospace.x-ethi", "Kefa,Abyssinica SIL");

// no suitable fonts for georgian ship with mac os x
// however some can be freely downloaded
// TITUS Cyberbit Basic http://titus.fkidg1.uni-frankfurt.de/unicode/tituut.asp
// Zuzumbo http://homepage.mac.com/rsiradze/FileSharing91.html
pref("font.name.serif.x-geor", "TITUS Cyberbit Basic");
pref("font.name.sans-serif.x-geor", "Zuzumbo");
pref("font.name.monospace.x-geor", "Zuzumbo");
pref("font.name-list.serif.x-geor", "TITUS Cyberbit Basic");
pref("font.name-list.sans-serif.x-geor", "Zuzumbo");
pref("font.name-list.monospace.x-geor", "Zuzumbo");

pref("font.name.serif.x-gujr", "Gujarati MT");
pref("font.name.sans-serif.x-gujr", "Gujarati Sangam MN");
pref("font.name.monospace.x-gujr", "Gujarati Sangam MN");
pref("font.name-list.serif.x-gujr", "Gujarati MT");
pref("font.name-list.sans-serif.x-gujr", "Gujarati Sangam MN,Gujarati MT");
pref("font.name-list.monospace.x-gujr", "Gujarati Sangam MN,Gujarati MT");

pref("font.name.serif.x-guru", "Gurmukhi MT");
pref("font.name.sans-serif.x-guru", "Gurmukhi MT");
pref("font.name.monospace.x-guru", "Gurmukhi MT");
pref("font.name-list.serif.x-guru", "Gurmukhi MT");
pref("font.name-list.sans-serif.x-guru", "Gurmukhi MT");
pref("font.name-list.monospace.x-guru", "Gurmukhi MT");

pref("font.name.serif.x-khmr", "Khmer MN");
pref("font.name.sans-serif.x-khmr", "Khmer Sangam MN");
pref("font.name.monospace.x-khmr", "Khmer Sangam MN");
pref("font.name-list.serif.x-khmr", "Khmer MN");
pref("font.name-list.sans-serif.x-khmr", "Khmer Sangam MN");
pref("font.name-list.monospace.x-khmr", "Khmer Sangam MN");

pref("font.name.serif.x-mlym", "Malayalam MN");
pref("font.name.sans-serif.x-mlym", "Malayalam Sangam MN");
pref("font.name.monospace.x-mlym", "Malayalam Sangam MN");
pref("font.name-list.serif.x-mlym", "Malayalam MN");
pref("font.name-list.sans-serif.x-mlym", "Malayalam Sangam MN");
pref("font.name-list.monospace.x-mlym", "Malayalam Sangam MN");

pref("font.name.serif.x-orya", "Oriya MN");
pref("font.name.sans-serif.x-orya", "Oriya Sangam MN");
pref("font.name.monospace.x-orya", "Oriya Sangam MN");
pref("font.name-list.serif.x-orya", "Oriya MN");
pref("font.name-list.sans-serif.x-orya", "Oriya Sangam MN");
pref("font.name-list.monospace.x-orya", "Oriya Sangam MN");

// Pothana http://web.nickshanks.com/typography/telugu/
pref("font.name.serif.x-telu", "Telugu MN");
pref("font.name.sans-serif.x-telu", "Telugu Sangam MN");
pref("font.name.monospace.x-telu", "Telugu Sangam MN");
pref("font.name-list.serif.x-telu", "Telugu MN,Pothana");
pref("font.name-list.sans-serif.x-telu", "Telugu Sangam MN,Pothana");
pref("font.name-list.monospace.x-telu", "Telugu Sangam MN,Pothana");

// Kedage http://web.nickshanks.com/typography/kannada/
pref("font.name.serif.x-knda", "Kannada MN");
pref("font.name.sans-serif.x-knda", "Kannada Sangam MN");
pref("font.name.monospace.x-knda", "Kannada Sangam MN");
pref("font.name-list.serif.x-knda", "Kannada MN,Kedage");
pref("font.name-list.sans-serif.x-knda", "Kannada Sangam MN,Kedage");
pref("font.name-list.monospace.x-knda", "Kannada Sangam MN,Kedage");

pref("font.name.serif.x-sinh", "Sinhala MN");
pref("font.name.sans-serif.x-sinh", "Sinhala Sangam MN");
pref("font.name.monospace.x-sinh", "Sinhala Sangam MN");
pref("font.name-list.serif.x-sinh", "Sinhala MN");
pref("font.name-list.sans-serif.x-sinh", "Sinhala Sangam MN");
pref("font.name-list.monospace.x-sinh", "Sinhala Sangam MN");

pref("font.name.serif.x-tamil", "InaiMathi");
pref("font.name.sans-serif.x-tamil", "InaiMathi");
pref("font.name.monospace.x-tamil", "InaiMathi");
pref("font.name-list.serif.x-tamil", "InaiMathi");
pref("font.name-list.sans-serif.x-tamil", "InaiMathi");
pref("font.name-list.monospace.x-tamil", "InaiMathi");

// Kailasa ships with mac os x >= 10.5
pref("font.name.serif.x-tibt", "Kailasa");
pref("font.name.sans-serif.x-tibt", "Kailasa");
pref("font.name.monospace.x-tibt", "Kailasa");
pref("font.name-list.serif.x-tibt", "Kailasa");
pref("font.name-list.sans-serif.x-tibt", "Kailasa");
pref("font.name-list.monospace.x-tibt", "Kailasa");

pref("font.name.serif.x-unicode", "Times");
pref("font.name.sans-serif.x-unicode", "Helvetica");
pref("font.name.monospace.x-unicode", "Courier");
pref("font.name.cursive.x-unicode", "Apple Chancery");
pref("font.name.fantasy.x-unicode", "Papyrus");
pref("font.name-list.serif.x-unicode", "Times");
pref("font.name-list.sans-serif.x-unicode", "Helvetica");
pref("font.name-list.monospace.x-unicode", "Courier");
pref("font.name-list.cursive.x-unicode", "Apple Chancery");
pref("font.name-list.fantasy.x-unicode", "Papyrus");

pref("font.name.serif.x-western", "Times");
pref("font.name.sans-serif.x-western", "Helvetica");
pref("font.name.monospace.x-western", "Courier");
pref("font.name.cursive.x-western", "Apple Chancery");
pref("font.name.fantasy.x-western", "Papyrus");
pref("font.name-list.serif.x-western", "Times,Times New Roman");
pref("font.name-list.sans-serif.x-western", "Helvetica,Arial");
pref("font.name-list.monospace.x-western", "Courier,Courier New");
pref("font.name-list.cursive.x-western", "Apple Chancery");
pref("font.name-list.fantasy.x-western", "Papyrus");

pref("font.name.serif.zh-CN", "Times");
pref("font.name.sans-serif.zh-CN", "Helvetica");
pref("font.name.monospace.zh-CN", "Courier");
pref("font.name.cursive.zh-CN", "Kaiti SC");
pref("font.name-list.serif.zh-CN", "Times,STSong,Heiti SC");
pref("font.name-list.sans-serif.zh-CN", "Helvetica,PingFang SC,STHeiti,Heiti SC");
pref("font.name-list.monospace.zh-CN", "Courier,PingFang SC,STHeiti,Heiti SC");

pref("font.name.serif.zh-TW", "Times");
pref("font.name.sans-serif.zh-TW", "Helvetica");
pref("font.name.monospace.zh-TW", "Courier");
pref("font.name.cursive.zh-TW", "Kaiti TC");
pref("font.name-list.serif.zh-TW", "Times,LiSong Pro,Heiti TC");
pref("font.name-list.sans-serif.zh-TW", "Helvetica,PingFang TC,Heiti TC,LiHei Pro");
pref("font.name-list.monospace.zh-TW", "Courier,PingFang TC,Heiti TC,LiHei Pro");

pref("font.name.serif.zh-HK", "Times");
pref("font.name.sans-serif.zh-HK", "Helvetica");
pref("font.name.monospace.zh-HK", "Courier");
pref("font.name.cursive.zh-HK", "Kaiti TC");
pref("font.name-list.serif.zh-HK", "Times,LiSong Pro,Heiti TC");
pref("font.name-list.sans-serif.zh-HK", "Helvetica,PingFang TC,Heiti TC,LiHei Pro");
pref("font.name-list.monospace.zh-HK", "Courier,PingFang TC,Heiti TC,LiHei Pro");

// XP_MACOSX changes to default font sizes
pref("font.minimum-size.th", 10);
pref("font.size.variable.zh-CN", 15);
pref("font.size.variable.zh-HK", 15);
pref("font.size.variable.zh-TW", 15);

pref("font.name.serif.x-math", "Latin Modern Math");
// Apple's Symbol is Unicode so use it
pref("font.name-list.serif.x-math", "Latin Modern Math, XITS Math, Cambria Math, Libertinus Math, DejaVu Math TeX Gyre, TeX Gyre Bonum Math, TeX Gyre Pagella Math, TeX Gyre Schola, TeX Gyre Termes Math, STIX Math, Asana Math, STIXGeneral, DejaVu Serif, DejaVu Sans, Symbol, Times");
pref("font.name.sans-serif.x-math", "Helvetica");
pref("font.name.monospace.x-math", "Courier");
pref("font.name.cursive.x-math", "Apple Chancery");
pref("font.name.fantasy.x-math", "Papyrus");

// Individual font faces to be treated as independent families,
// listed as <Postscript name of face:Owning family name>
pref("font.single-face-list", "Osaka-Mono:Osaka");

// optimization hint for fonts with localized names to be read in at startup, otherwise read in at lookup miss
// names are canonical family names (typically English names)
pref("font.preload-names-list", "Hiragino Kaku Gothic ProN,Hiragino Mincho ProN,STSong");

// Override font-weight values for some problematic families Apple ships
// (see bug 931426).
// The name here is the font's PostScript name, which can be checked in
// the Font Book utility or other tools.
pref("font.weight-override.AppleSDGothicNeo-Thin", 100); // Ensure Thin < UltraLight < Light
pref("font.weight-override.AppleSDGothicNeo-UltraLight", 200);
pref("font.weight-override.AppleSDGothicNeo-Light", 300);
pref("font.weight-override.AppleSDGothicNeo-Heavy", 900); // Ensure Heavy > ExtraBold (800)

pref("font.weight-override.Avenir-Book", 300); // Ensure Book < Roman (400)
pref("font.weight-override.Avenir-BookOblique", 300);
pref("font.weight-override.Avenir-MediumOblique", 500); // Harmonize MediumOblique with Medium
pref("font.weight-override.Avenir-Black", 900); // Ensure Black > Heavy (800)
pref("font.weight-override.Avenir-BlackOblique", 900);

pref("font.weight-override.AvenirNext-MediumItalic", 500); // Harmonize MediumItalic with Medium
pref("font.weight-override.AvenirNextCondensed-MediumItalic", 500);

pref("font.weight-override.HelveticaNeue-Light", 300); // Ensure Light > Thin (200)
pref("font.weight-override.HelveticaNeue-LightItalic", 300);
pref("font.weight-override.HelveticaNeue-MediumItalic", 500); // Harmonize MediumItalic with Medium

// Override the Windows settings: no menu key, meta accelerator key. ctrl for general access key in HTML/XUL
// Use 17 for Ctrl, 18 for Option, 224 for Cmd, 0 for none
pref("ui.key.menuAccessKey", 0);
pref("ui.key.accelKey", 224);
// (pinkerton, joki, saari) IE5 for mac uses Control for access keys. The HTML4 spec
// suggests to use command on mac, but this really sucks (imagine someone having a "q"
// as an access key and not letting you quit the app!). As a result, we've made a
// command decision 1 day before tree lockdown to change it to the control key.
pref("ui.key.generalAccessKey", -1);

// If generalAccessKey is -1, use the following two prefs instead.
// Use 0 for disabled, 1 for Shift, 2 for Ctrl, 4 for Alt, 8 for Meta (Cmd)
// (values can be combined, e.g. 3 for Ctrl+Shift)
pref("ui.key.chromeAccess", 2);
pref("ui.key.contentAccess", 6);

// print_extra_margin enables platforms to specify an extra gap or margin
// around the content of the page for Print Preview only
pref("print.print_extra_margin", 90); // twips (90 twips is an eigth of an inch)

// See bug 404131, topmost <panel> element wins to Dashboard on MacOSX.
pref("ui.panel.default_level_parent", false);

pref("ui.plugin.cancel_composition_at_input_source_changed", false);

pref("mousewheel.system_scroll_override_on_root_content.enabled", false);

// Macbook touchpad two finger pixel scrolling
pref("mousewheel.enable_pixel_scrolling", true);

# XP_MACOSX
#endif

#ifdef ANDROID
// Handled differently under Mac/Windows
pref("network.protocol-handler.warn-external.file", false);
pref("browser.drag_out_of_frame_style", 1);

// Middle-mouse handling
pref("middlemouse.paste", true);
pref("middlemouse.contentLoadURL", true);
pref("middlemouse.openNewWindow", true);
pref("middlemouse.scrollbarPosition", true);

pref("browser.urlbar.clickSelectsAll", false);

// Tab focus model bit field:
// 1 focuses text controls, 2 focuses other form elements, 4 adds links.
// Leave this at the default, 7, to match mozilla1.0-era user expectations.
// pref("accessibility.tabfocus", 1);

// autocomplete keyboard grab workaround
pref("autocomplete.grab_during_popup", true);
pref("autocomplete.ungrab_during_mode_switch", true);

// Default to using the system filepicker if possible, but allow
// toggling to use the XUL filepicker
pref("ui.allow_platform_file_picker", true);

pref("helpers.global_mime_types_file", "/etc/mime.types");
pref("helpers.global_mailcap_file", "/etc/mailcap");
pref("helpers.private_mime_types_file", "~/.mime.types");
pref("helpers.private_mailcap_file", "~/.mailcap");
pref("print.printer_list", ""); // list of printers, separated by spaces
pref("print.print_reversed", false);
pref("print.print_color", true);
pref("print.print_landscape", false);
pref("print.print_paper_size", 0);

// print_extra_margin enables platforms to specify an extra gap or margin
// around the content of the page for Print Preview only
pref("print.print_extra_margin", 0); // twips

/* PostScript print module prefs */
// pref("print.postscript.enabled",      true);

// Setting default_level_parent to true makes the default level for popup
// windows "top" instead of "parent".  On GTK2 platform, this is implemented
// with override-redirect windows which is the normal way to implement
// temporary popup windows.  Setting this to false would make the default
// level "parent" which is implemented with managed windows.
// A problem with using managed windows is that metacity sometimes deactivates
// the parent window when the managed popup is shown.
pref("ui.panel.default_level_parent", true);

pref("mousewheel.system_scroll_override_on_root_content.enabled", false);

// Forward downloads with known OMA MIME types to Android's download manager
// instead of downloading them in the browser.
pref("browser.download.forward_oma_android_download_manager", false);

# ANDROID
#endif

#ifndef ANDROID
#ifndef XP_MACOSX
#ifdef XP_UNIX
// Handled differently under Mac/Windows
pref("network.protocol-handler.warn-external.file", false);
pref("browser.drag_out_of_frame_style", 1);

// Middle-mouse handling
pref("middlemouse.paste", true);
pref("middlemouse.contentLoadURL", true);
pref("middlemouse.openNewWindow", true);
pref("middlemouse.scrollbarPosition", true);

// Clipboard behavior
pref("clipboard.autocopy", true);

pref("browser.urlbar.clickSelectsAll", false);

// Tab focus model bit field:
// 1 focuses text controls, 2 focuses other form elements, 4 adds links.
// Leave this at the default, 7, to match mozilla1.0-era user expectations.
// pref("accessibility.tabfocus", 1);

// autocomplete keyboard grab workaround
pref("autocomplete.grab_during_popup", true);
pref("autocomplete.ungrab_during_mode_switch", true);

// Default to using the system filepicker if possible, but allow
// toggling to use the XUL filepicker
pref("ui.allow_platform_file_picker", true);

pref("helpers.global_mime_types_file", "/etc/mime.types");
pref("helpers.global_mailcap_file", "/etc/mailcap");
pref("helpers.private_mime_types_file", "~/.mime.types");
pref("helpers.private_mailcap_file", "~/.mailcap");
pref("print.printer_list", ""); // list of printers, separated by spaces
pref("print.print_reversed", false);
pref("print.print_color", true);
pref("print.print_landscape", false);
pref("print.print_paper_size", 0);

// print_extra_margin enables platforms to specify an extra gap or margin
// around the content of the page for Print Preview only
pref("print.print_extra_margin", 0); // twips

// font names

pref("font.name.serif.ar", "serif");
pref("font.name.sans-serif.ar", "sans-serif");
pref("font.name.monospace.ar", "monospace");
pref("font.size.fixed.ar", 12);

pref("font.name.serif.el", "serif");
pref("font.name.sans-serif.el", "sans-serif");
pref("font.name.monospace.el", "monospace");
pref("font.size.fixed.el", 12);

pref("font.name.serif.he", "serif");
pref("font.name.sans-serif.he", "sans-serif");
pref("font.name.monospace.he", "monospace");
pref("font.size.fixed.he", 12);

pref("font.name.serif.ja", "serif");
pref("font.name.sans-serif.ja", "sans-serif");
pref("font.name.monospace.ja", "monospace");

pref("font.name.serif.ko", "serif");
pref("font.name.sans-serif.ko", "sans-serif");
pref("font.name.monospace.ko", "monospace");

pref("font.name.serif.th", "serif");
pref("font.name.sans-serif.th", "sans-serif");
pref("font.name.monospace.th", "monospace");
pref("font.minimum-size.th", 13);

pref("font.name.serif.x-armn", "serif");
pref("font.name.sans-serif.x-armn", "sans-serif");
pref("font.name.monospace.x-armn", "monospace");

pref("font.name.serif.x-beng", "serif");
pref("font.name.sans-serif.x-beng", "sans-serif");
pref("font.name.monospace.x-beng", "monospace");

pref("font.name.serif.x-cans", "serif");
pref("font.name.sans-serif.x-cans", "sans-serif");
pref("font.name.monospace.x-cans", "monospace");

pref("font.name.serif.x-cyrillic", "serif");
pref("font.name.sans-serif.x-cyrillic", "sans-serif");
pref("font.name.monospace.x-cyrillic", "monospace");
pref("font.size.fixed.x-cyrillic", 12);

pref("font.name.serif.x-devanagari", "serif");
pref("font.name.sans-serif.x-devanagari", "sans-serif");
pref("font.name.monospace.x-devanagari", "monospace");

pref("font.name.serif.x-ethi", "serif");
pref("font.name.sans-serif.x-ethi", "sans-serif");
pref("font.name.monospace.x-ethi", "monospace");

pref("font.name.serif.x-geor", "serif");
pref("font.name.sans-serif.x-geor", "sans-serif");
pref("font.name.monospace.x-geor", "monospace");

pref("font.name.serif.x-gujr", "serif");
pref("font.name.sans-serif.x-gujr", "sans-serif");
pref("font.name.monospace.x-gujr", "monospace");

pref("font.name.serif.x-guru", "serif");
pref("font.name.sans-serif.x-guru", "sans-serif");
pref("font.name.monospace.x-guru", "monospace");

pref("font.name.serif.x-khmr", "serif");
pref("font.name.sans-serif.x-khmr", "sans-serif");
pref("font.name.monospace.x-khmr", "monospace");

pref("font.name.serif.x-knda", "serif");
pref("font.name.sans-serif.x-knda", "sans-serif");
pref("font.name.monospace.x-knda", "monospace");

pref("font.name.serif.x-mlym", "serif");
pref("font.name.sans-serif.x-mlym", "sans-serif");
pref("font.name.monospace.x-mlym", "monospace");

pref("font.name.serif.x-orya", "serif");
pref("font.name.sans-serif.x-orya", "sans-serif");
pref("font.name.monospace.x-orya", "monospace");

pref("font.name.serif.x-sinh", "serif");
pref("font.name.sans-serif.x-sinh", "sans-serif");
pref("font.name.monospace.x-sinh", "monospace");

pref("font.name.serif.x-tamil", "serif");
pref("font.name.sans-serif.x-tamil", "sans-serif");
pref("font.name.monospace.x-tamil", "monospace");

pref("font.name.serif.x-telu", "serif");
pref("font.name.sans-serif.x-telu", "sans-serif");
pref("font.name.monospace.x-telu", "monospace");

pref("font.name.serif.x-tibt", "serif");
pref("font.name.sans-serif.x-tibt", "sans-serif");
pref("font.name.monospace.x-tibt", "monospace");

pref("font.name.serif.x-unicode", "serif");
pref("font.name.sans-serif.x-unicode", "sans-serif");
pref("font.name.monospace.x-unicode", "monospace");
pref("font.size.fixed.x-unicode", 12);

pref("font.name.serif.x-western", "serif");
pref("font.name.sans-serif.x-western", "sans-serif");
pref("font.name.monospace.x-western", "monospace");
pref("font.size.fixed.x-western", 12);

pref("font.name.serif.zh-CN", "serif");
pref("font.name.sans-serif.zh-CN", "sans-serif");
pref("font.name.monospace.zh-CN", "monospace");

pref("font.name.serif.zh-HK", "serif");
pref("font.name.sans-serif.zh-HK", "sans-serif");
pref("font.name.monospace.zh-HK", "monospace");

pref("font.name.serif.zh-TW", "serif");
pref("font.name.sans-serif.zh-TW", "sans-serif");
pref("font.name.monospace.zh-TW", "monospace");

/* PostScript print module prefs */
// pref("print.postscript.enabled",      true);

// On GTK2 platform, we should use topmost window level for the default window
// level of <panel> element of XUL. GTK2 has only two window types. One is
// normal top level window, other is popup window. The popup window is always
// topmost window level, therefore, we are using normal top level window for
// non-topmost panel, but it is pretty hacky. On some Window Managers, we have
// 2 problems:
// 1. The non-topmost panel steals focus from its parent window at showing.
// 2. The parent of non-topmost panel is not activated when the panel is hidden.
// So, we have no reasons we should use non-toplevel window for popup.
pref("ui.panel.default_level_parent", true);

pref("mousewheel.system_scroll_override_on_root_content.enabled", false);

#if MOZ_WIDGET_GTK == 2
pref("intl.ime.use_simple_context_on_password_field", true);
#else
pref("intl.ime.use_simple_context_on_password_field", false);
#endif

# enable new platform fontlist for linux on GTK platforms
# temporary pref to allow flipping back to the existing
# gfxPangoFontGroup/gfxFontconfigUtils code for handling system fonts

#ifdef MOZ_WIDGET_GTK
pref("gfx.font_rendering.fontconfig.fontlist.enabled", true);

// maximum number of fonts to substitute for a generic
pref("gfx.font_rendering.fontconfig.max_generic_substitutions", 3);
#endif

# XP_UNIX
#endif
#endif
#endif

#if defined(ANDROID) || defined(MOZ_B2G)

pref("font.size.fixed.ar", 12);

pref("font.default.el", "sans-serif");
pref("font.size.fixed.el", 12);

pref("font.size.fixed.he", 12);

pref("font.default.x-cyrillic", "sans-serif");
pref("font.size.fixed.x-cyrillic", 12);

pref("font.default.x-unicode", "sans-serif");
pref("font.size.fixed.x-unicode", 12);

pref("font.default.x-western", "sans-serif");
pref("font.size.fixed.x-western", 12);

# ANDROID || MOZ_B2G
#endif

#if defined(MOZ_B2G)
// Gonk, FxOS Simulator, B2G Desktop and Mulet.

// TODO: some entries could probably be cleaned up.

// ar

pref("font.name.serif.el", "Droid Serif"); // not Charis SIL Compact, only has a few Greek chars
pref("font.name.sans-serif.el", "Fira Sans");
pref("font.name.monospace.el", "Fira Mono");

pref("font.name.serif.he", "Charis SIL Compact");
pref("font.name.sans-serif.he", "Fira Sans");
pref("font.name.monospace.he", "Fira Mono");
pref("font.name-list.sans-serif.he", "Droid Sans Hebrew, Fira Sans");

pref("font.name.serif.ja", "Charis SIL Compact");
pref("font.name.sans-serif.ja", "Fira Sans");
pref("font.name.monospace.ja", "MotoyaLMaru");
pref("font.name-list.sans-serif.ja", "Fira Sans, MotoyaLMaru, MotoyaLCedar, Droid Sans Japanese");
pref("font.name-list.monospace.ja", "MotoyaLMaru, MotoyaLCedar, Fira Mono");

pref("font.name.serif.ko", "Charis SIL Compact");
pref("font.name.sans-serif.ko", "Fira Sans");
pref("font.name.monospace.ko", "Fira Mono");

pref("font.name.serif.th", "Charis SIL Compact");
pref("font.name.sans-serif.th", "Fira Sans");
pref("font.name.monospace.th", "Fira Mono");
pref("font.name-list.sans-serif.th", "Fira Sans, Noto Sans Thai, Droid Sans Thai");

pref("font.name.serif.x-cyrillic", "Charis SIL Compact");
pref("font.name.sans-serif.x-cyrillic", "Fira Sans");
pref("font.name.monospace.x-cyrillic", "Fira Mono");

pref("font.name.serif.x-unicode", "Charis SIL Compact");
pref("font.name.sans-serif.x-unicode", "Fira Sans");
pref("font.name.monospace.x-unicode", "Fira Mono");

pref("font.name.serif.x-western", "Charis SIL Compact");
pref("font.name.sans-serif.x-western", "Fira Sans");
pref("font.name.monospace.x-western", "Fira Mono");

pref("font.name.serif.zh-CN", "Charis SIL Compact");
pref("font.name.sans-serif.zh-CN", "Fira Sans");
pref("font.name.monospace.zh-CN", "Fira Mono");
pref("font.name-list.sans-serif.zh-CN", "Fira Sans,Droid Sans Fallback");

pref("font.name.serif.zh-HK", "Charis SIL Compact");
pref("font.name.sans-serif.zh-HK", "Fira Sans");
pref("font.name.monospace.zh-HK", "Fira Mono");
pref("font.name-list.sans-serif.zh-HK", "Fira Sans,Droid Sans Fallback");

pref("font.name.serif.zh-TW", "Charis SIL Compact");
pref("font.name.sans-serif.zh-TW", "Fira Sans");
pref("font.name.monospace.zh-TW", "Fira Mono");
pref("font.name-list.sans-serif.zh-TW", "Fira Sans,Droid Sans Fallback");

pref("font.name.serif.x-math", "Latin Modern Math");
pref("font.name-list.serif.x-math", "Latin Modern Math, XITS Math, Cambria Math, Libertinus Math, DejaVu Math TeX Gyre, TeX Gyre Bonum Math, TeX Gyre Pagella Math, TeX Gyre Schola, TeX Gyre Termes Math, STIX Math, Asana Math, STIXGeneral, DejaVu Serif, DejaVu Sans, Charis SIL Compact");
pref("font.name.sans-serif.x-math", "Fira Sans");
pref("font.name.monospace.x-math", "Fira Mono");

#elif defined(ANDROID)
// We use the bundled fonts for Firefox for Android

// ar

pref("font.name.serif.el", "Droid Serif"); // not Charis SIL Compact, only has a few Greek chars
pref("font.name.sans-serif.el", "Clear Sans");
pref("font.name.monospace.el", "Droid Sans Mono");
pref("font.name-list.serif.el", "Noto Serif");
pref("font.name-list.sans-serif.el", "Clear Sans, Roboto, Droid Sans");

pref("font.name.serif.he", "Droid Serif");
pref("font.name.sans-serif.he", "Clear Sans");
pref("font.name.monospace.he", "Droid Sans Mono");
pref("font.name-list.serif.he", "Noto Serif");
pref("font.name-list.sans-serif.he", "Droid Sans Hebrew, Clear Sans, Droid Sans");

pref("font.name.serif.ja", "Charis SIL Compact");
pref("font.name.sans-serif.ja", "Clear Sans");
pref("font.name.monospace.ja", "MotoyaLMaru");
pref("font.name-list.serif.ja", "Noto Serif, Droid Serif");
pref("font.name-list.sans-serif.ja", "Clear Sans, Roboto, Droid Sans, MotoyaLMaru, MotoyaLCedar, Noto Sans JP, Noto Sans CJK JP, Droid Sans Japanese");
pref("font.name-list.monospace.ja", "MotoyaLMaru, MotoyaLCedar, Droid Sans Mono CJK JP, Droid Sans Mono");

pref("font.name.serif.ko", "Charis SIL Compact");
pref("font.name.sans-serif.ko", "Clear Sans");
pref("font.name.monospace.ko", "Droid Sans Mono");
pref("font.name-list.serif.ko", "Noto Serif, Droid Serif, HYSerif");
pref("font.name-list.sans-serif.ko", "SmartGothic, NanumGothic, Noto Sans KR, Noto Sans CJK KR, DroidSansFallback, Droid Sans Fallback");
pref("font.name-list.monospace.ko", "Noto Sans Mono CJK KR");

pref("font.name.serif.th", "Charis SIL Compact");
pref("font.name.sans-serif.th", "Clear Sans");
pref("font.name.monospace.th", "Droid Sans Mono");
pref("font.name-list.serif.th", "Noto Serif, Droid Serif");
pref("font.name-list.sans-serif.th", "Droid Sans Thai, Clear Sans, Droid Sans");

pref("font.name.serif.x-cyrillic", "Charis SIL Compact");
pref("font.name.sans-serif.x-cyrillic", "Clear Sans");
pref("font.name.monospace.x-cyrillic", "Droid Sans Mono");
pref("font.name-list.serif.x-cyrillic", "Noto Serif, Droid Serif");
pref("font.name-list.sans-serif.x-cyrillic", "Clear Sans, Roboto, Droid Sans");

pref("font.name.serif.x-unicode", "Charis SIL Compact");
pref("font.name.sans-serif.x-unicode", "Clear Sans");
pref("font.name.monospace.x-unicode", "Droid Sans Mono");
pref("font.name-list.serif.x-unicode", "Noto Serif, Droid Serif");
pref("font.name-list.sans-serif.x-unicode", "Clear Sans, Roboto, Droid Sans");

pref("font.name.serif.x-western", "Charis SIL Compact");
pref("font.name.sans-serif.x-western", "Clear Sans");
pref("font.name.monospace.x-western", "Droid Sans Mono");
pref("font.name-list.serif.x-western", "Noto Serif, Droid Serif");
pref("font.name-list.sans-serif.x-western", "Clear Sans, Roboto, Droid Sans");

pref("font.name.serif.zh-CN", "Charis SIL Compact");
pref("font.name.sans-serif.zh-CN", "Clear Sans");
pref("font.name.monospace.zh-CN", "Droid Sans Mono");
pref("font.name-list.serif.zh-CN", "Noto Serif, Droid Serif, Droid Sans Fallback");
pref("font.name-list.sans-serif.zh-CN", "Roboto, Droid Sans, Noto Sans SC, Noto Sans CJK SC, Droid Sans Fallback");
pref("font.name-list.monospace.zh-CN", "Noto Sans Mono CJK SC, Droid Sans Fallback");

pref("font.name.serif.zh-HK", "Charis SIL Compact");
pref("font.name.sans-serif.zh-HK", "Clear Sans");
pref("font.name.monospace.zh-HK", "Droid Sans Mono");
pref("font.name-list.serif.zh-HK", "Noto Serif, Droid Serif, Droid Sans Fallback");
pref("font.name-list.sans-serif.zh-HK", "Roboto, Droid Sans, Noto Sans TC, Noto Sans SC, Noto Sans CJK TC, Droid Sans Fallback");
pref("font.name-list.monospace.zh-HK", "Noto Sans Mono CJK TC, Droid Sans Fallback");

pref("font.name.serif.zh-TW", "Charis SIL Compact");
pref("font.name.sans-serif.zh-TW", "Clear Sans");
pref("font.name.monospace.zh-TW", "Droid Sans Mono");
pref("font.name-list.serif.zh-TW", "Noto Serif, Droid Serif, Droid Sans Fallback");
pref("font.name-list.sans-serif.zh-TW", "Roboto, Droid Sans, Noto Sans TC, Noto Sans SC, Noto Sans CJK TC, Droid Sans Fallback");
pref("font.name-list.monospace.zh-TW", "Noto Sans Mono CJK TC, Droid Sans Fallback");

pref("font.name.serif.x-math", "Latin Modern Math");
pref("font.name-list.serif.x-math", "Latin Modern Math, XITS Math, Cambria Math, Libertinus Math, DejaVu Math TeX Gyre, TeX Gyre Bonum Math, TeX Gyre Pagella Math, TeX Gyre Schola, TeX Gyre Termes Math, STIX Math, Asana Math, STIXGeneral, DejaVu Serif, DejaVu Sans, Charis SIL Compact");
pref("font.name.sans-serif.x-math", "Clear Sans");
pref("font.name.monospace.x-math", "Droid Sans Mono");

#endif

#if OS_ARCH==AIX

// Override default Japanese fonts
pref("font.name.serif.ja", "dt-interface system-jisx0208.1983-0");
pref("font.name.sans-serif.ja", "dt-interface system-jisx0208.1983-0");
pref("font.name.monospace.ja", "dt-interface user-jisx0208.1983-0");

// Override default Cyrillic fonts
pref("font.name.serif.x-cyrillic", "dt-interface system-iso8859-5");
pref("font.name.sans-serif.x-cyrillic", "dt-interface system-iso8859-5");
pref("font.name.monospace.x-cyrillic", "dt-interface user-iso8859-5");

// Override default Unicode fonts
pref("font.name.serif.x-unicode", "dt-interface system-ucs2.cjk_japan-0");
pref("font.name.sans-serif.x-unicode", "dt-interface system-ucs2.cjk_japan-0");
pref("font.name.monospace.x-unicode", "dt-interface user-ucs2.cjk_japan-0");

# AIX
#endif

// Login Manager prefs
pref("signon.rememberSignons",              true);
pref("signon.rememberSignons.visibilityToggle", true);
pref("signon.autofillForms",                true);
pref("signon.autofillForms.http",           false);
pref("signon.autologin.proxy",              false);
pref("signon.formlessCapture.enabled",      true);
pref("signon.storeWhenAutocompleteOff",     true);
pref("signon.debug",                        false);
pref("signon.recipes.path",                 "chrome://passwordmgr/content/recipes.json");
pref("signon.schemeUpgrades",               false);
// This temporarily prevents the master password to reprompt for autocomplete.
pref("signon.masterPasswordReprompt.timeout_ms", 900000); // 15 Minutes

// Satchel (Form Manager) prefs
pref("browser.formfill.debug",            false);
pref("browser.formfill.enable",           true);
pref("browser.formfill.expire_days",      180);
pref("browser.formfill.saveHttpsForms",   true);
pref("browser.formfill.agedWeight",       2);
pref("browser.formfill.bucketSize",       1);
pref("browser.formfill.maxTimeGroupings", 25);
pref("browser.formfill.timeGroupingSize", 604800);
pref("browser.formfill.boundaryWeight",   25);
pref("browser.formfill.prefixWeight",     5);

// Zoom prefs
pref("browser.zoom.full", false);
pref("zoom.minPercent", 30);
pref("zoom.maxPercent", 300);
pref("toolkit.zoomManager.zoomValues", ".3,.5,.67,.8,.9,1,1.1,1.2,1.33,1.5,1.7,2,2.4,3");

//
// Image-related prefs
//

// The maximum size, in bytes, of the decoded images we cache
pref("image.cache.size", 5242880);

// A weight, from 0-1000, to place on time when comparing to size.
// Size is given a weight of 1000 - timeweight.
pref("image.cache.timeweight", 500);

// Decode all images automatically on load, ignoring our normal heuristics.
pref("image.decode-immediately.enabled", false);

// Whether we attempt to downscale images during decoding.
pref("image.downscale-during-decode.enabled", true);

// The default Accept header sent for images loaded over HTTP(S)
pref("image.http.accept", "*/*");

// The threshold for inferring that changes to an <img> element's |src|
// attribute by JavaScript represent an animation, in milliseconds. If the |src|
// attribute is changing more frequently than this value, then we enter a
// special "animation mode" which is designed to eliminate flicker. Set to 0 to
// disable.
pref("image.infer-src-animation.threshold-ms", 2000);

//
// Image memory management prefs
//

// Discards inactive image frames and re-decodes them on demand from
// compressed data.
pref("image.mem.discardable", true);

// Allows image locking of decoded image data in content processes.
pref("image.mem.allow_locking_in_content_processes", true);

// Chunk size for calls to the image decoders
pref("image.mem.decode_bytes_at_a_time", 16384);

// Minimum timeout for expiring unused images from the surface cache, in
// milliseconds. This controls how long we store cached temporary surfaces.
pref("image.mem.surfacecache.min_expiration_ms", 60000); // 60s

// Maximum size for the surface cache, in kilobytes.
pref("image.mem.surfacecache.max_size_kb", 1048576); // 1GB

// The surface cache's size, within the constraints of the maximum size set
// above, is determined as a fraction of main memory size. The size factor is
// interpreted as a reciprocal, so a size factor of 4 means to use no more than
// 1/4 of main memory.  The default should be a good balance for most systems.
pref("image.mem.surfacecache.size_factor", 4);

// How much of the data in the surface cache is discarded when we get a memory
// pressure notification, as a fraction. The discard factor is interpreted as a
// reciprocal, so a discard factor of 1 means to discard everything in the
// surface cache on memory pressure, a discard factor of 2 means to discard half
// of the data, and so forth. The default should be a good balance for desktop
// and laptop systems, where we never discard visible images.
pref("image.mem.surfacecache.discard_factor", 1);

// How many threads we'll use for multithreaded decoding. If < 0, will be
// automatically determined based on the system's number of cores.
pref("image.multithreaded_decoding.limit", -1);

// Limit for the canvas image cache. 0 means we don't limit the size of the
// cache.
pref("canvas.image.cache.limit", 0);

// WebGL prefs
#ifdef ANDROID
// Disable MSAA on mobile.
pref("gl.msaa-level", 0);
#else
pref("gl.msaa-level", 2);
#endif
pref("gl.require-hardware", false);
#ifdef XP_MACOSX
pref("gl.multithreaded", true);
#endif
pref("gl.ignore-dx-interop2-blacklist", false);

pref("webgl.force-enabled", false);
pref("webgl.disabled", false);
pref("webgl.disable-angle", false);
pref("webgl.disable-wgl", false);
pref("webgl.min_capability_mode", false);
pref("webgl.disable-extensions", false);
pref("webgl.msaa-force", false);
pref("webgl.prefer-16bpp", false);
pref("webgl.default-no-alpha", false);
pref("webgl.force-layers-readback", false);
pref("webgl.lose-context-on-memory-pressure", false);
pref("webgl.can-lose-context-in-foreground", true);
pref("webgl.restore-context-when-visible", true);
pref("webgl.max-warnings-per-context", 32);
pref("webgl.enable-draft-extensions", false);
pref("webgl.enable-privileged-extensions", false);
pref("webgl.bypass-shader-validation", false);
pref("webgl.disable-fail-if-major-performance-caveat", false);
pref("webgl.disable-DOM-blit-uploads", false);
pref("webgl.allow-fb-invalidation", false);
pref("webgl.webgl2-compat-mode", false);

pref("webgl.enable-webgl2", true);

#ifdef RELEASE_OR_BETA
// Keep this disabled on Release and Beta for now. (see bug 1171228)
pref("webgl.enable-debug-renderer-info", false);
#else
pref("webgl.enable-debug-renderer-info", true);
#endif

pref("webgl.renderer-string-override", "");
pref("webgl.vendor-string-override", "");

#ifdef XP_WIN
pref("webgl.angle.try-d3d11", true);
pref("webgl.angle.force-d3d11", false);
pref("webgl.angle.force-warp", false);
pref("webgl.dxgl.enabled", true);
pref("webgl.dxgl.needs-finish", false);
#endif

pref("gfx.offscreencanvas.enabled", false);

#ifdef MOZ_WIDGET_GONK
pref("gfx.gralloc.fence-with-readpixels", false);
#endif

// Stagefright prefs
pref("stagefright.force-enabled", false);
pref("stagefright.disabled", false);

// sendbuffer of 0 means use OS default, sendbuffer unset means use
// gecko default which varies depending on windows version and is OS
// default on non windows
// pref("network.tcp.sendbuffer", 0);

// TCP Keepalive
pref("network.tcp.keepalive.enabled", true);
// Default idle time before first TCP keepalive probe; same time for interval
// between successful probes. Can be overridden in socket transport API.
// Win, Linux and Mac.
pref("network.tcp.keepalive.idle_time", 600); // seconds; 10 mins
// Default timeout for retransmission of unack'd keepalive probes.
// Win and Linux only; not configurable on Mac.
#if defined(XP_UNIX) && !defined(XP_MACOSX) || defined(XP_WIN)
pref("network.tcp.keepalive.retry_interval", 1); // seconds
#endif
// Default maximum probe retransmissions.
// Linux only; not configurable on Win and Mac; fixed at 10 and 8 respectively.
#if defined(XP_UNIX) && !defined(XP_MACOSX)
pref("network.tcp.keepalive.probe_count", 4);
#endif

// Whether to disable acceleration for all widgets.
pref("layers.acceleration.disabled", false);
// Preference that when switched at runtime will run a series of benchmarks
// and output the result to stderr.
pref("layers.bench.enabled", false);

#if defined(XP_WIN) && defined(NIGHTLY_BUILD)
pref("layers.gpu-process.dev.enabled", true);
#endif

// Whether to force acceleration on, ignoring blacklists.
#ifdef ANDROID
// bug 838603 -- on Android, accidentally blacklisting OpenGL layers
// means a startup crash for everyone.
// Temporarily force-enable GL compositing.  This is default-disabled
// deep within the bowels of the widgetry system.  Remove me when GL
// compositing isn't default disabled in widget/android.
pref("layers.acceleration.force-enabled", true);
#else
pref("layers.acceleration.force-enabled", false);
#endif

pref("layers.acceleration.draw-fps", false);

// Enable DEAA antialiasing for transformed layers in the compositor
#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
// Desktop prefs
pref("layers.deaa.enabled", true);
#else
// Mobile prefs
pref("layers.deaa.enabled", false);
#endif

pref("layers.dump", false);
#ifdef MOZ_DUMP_PAINTING
// If we're dumping layers, also dump the texture data
pref("layers.dump-texture", false);
pref("layers.dump-decision", false);
pref("layers.dump-client-layers", false);
pref("layers.dump-host-layers", false);
#endif
pref("layers.draw-borders", false);
pref("layers.draw-tile-borders", false);
pref("layers.draw-bigimage-borders", false);
pref("layers.frame-counter", false);
pref("layers.enable-tiles", false);
pref("layers.single-tile.enabled", true);
pref("layers.low-precision-buffer", false);
pref("layers.progressive-paint", false);
pref("layers.tile-width", 256);
pref("layers.tile-height", 256);
pref("layers.child-process-shutdown", true);
// Max number of layers per container. See Overwrite in mobile prefs.
pref("layers.max-active", -1);
// If this is set the tile size will only be treated as a suggestion.
// On B2G we will round this to the stride of the underlying allocation.
// On any platform we may later use the screen size and ignore
// tile-width/tile-height entirely. Its recommended to turn this off
// if you change the tile size.
pref("layers.tiles.adjust", true);

// Compositor target frame rate. NOTE: If vsync is enabled the compositor
// frame rate will still be capped.
// -1 -> default (match layout.frame_rate or 60 FPS)
// 0  -> full-tilt mode: Recomposite even if not transaction occured.
pref("layers.offmainthreadcomposition.frame-rate", -1);

#ifdef XP_MACOSX
pref("layers.enable-tiles", true);
pref("layers.tile-width", 512);
pref("layers.tile-height", 512);
pref("layers.tiles.edge-padding", false);
#endif

#ifdef MOZ_WIDGET_ANDROID
pref("layers.tiles.edge-padding", true);
#endif

// Whether to animate simple opacity and transforms on the compositor
pref("layers.offmainthreadcomposition.async-animations", true);

// Whether to log information about off main thread animations to stderr
pref("layers.offmainthreadcomposition.log-animations", false);

pref("layers.bufferrotation.enabled", true);

pref("layers.componentalpha.enabled", true);
pref("layers.draw-mask-debug", false);

// Use the DT-backend implemented PushLayer
pref("gfx.content.use-native-pushlayer", false);

pref("gfx.content.always-paint", false);

#ifdef ANDROID
pref("gfx.apitrace.enabled",false);
#endif

#ifdef MOZ_X11
pref("gfx.content.use-native-pushlayer", true);
#ifdef MOZ_WIDGET_GTK
pref("gfx.xrender.enabled",false);
#endif
#endif

#ifdef XP_WIN
pref("gfx.content.use-native-pushlayer", true);

// Whether to disable the automatic detection and use of direct2d.
pref("gfx.direct2d.disabled", false);

// Whether to attempt to enable Direct2D regardless of automatic detection or
// blacklisting
pref("gfx.direct2d.force-enabled", false);

pref("layers.prefer-opengl", false);
pref("layers.prefer-d3d9", false);
// Disable for now due to bug 1304360
pref("layers.allow-d3d9-fallback", false);
#endif

// Copy-on-write canvas
pref("layers.shared-buffer-provider.enabled", true);

#ifdef XP_WIN
pref("layers.shared-buffer-provider.enabled", false);
#endif

#ifdef XP_MACOSX
// cf. Bug 1324908
pref("layers.shared-buffer-provider.enabled", false);
#endif

// Force all possible layers to be always active layers
pref("layers.force-active", false);

// Never use gralloc surfaces, even when they're available on this
// platform and are the optimal surface type.
pref("layers.gralloc.disable", false);

// Enable/Disable the geolocation API for content
pref("geo.enabled", true);

// Timeout for outbound network geolocation provider XHR
pref("geo.wifi.xhr.timeout", 60000);

// Enable/Disable the orientation API for content
pref("device.sensors.enabled", true);

// Enable/Disable the device storage API for content
pref("device.storage.enabled", false);

// Toggle which thread the HTML5 parser uses for stream parsing
pref("html5.offmainthread", true);
// Time in milliseconds between the time a network buffer is seen and the
// timer firing when the timer hasn't fired previously in this parse in the
// off-the-main-thread HTML5 parser.
pref("html5.flushtimer.initialdelay", 120);
// Time in milliseconds between the time a network buffer is seen and the
// timer firing when the timer has already fired previously in this parse.
pref("html5.flushtimer.subsequentdelay", 120);

// Push/Pop/Replace State prefs
pref("browser.history.maxStateObjectSize", 655360);

pref("browser.meta_refresh_when_inactive.disabled", false);

// XPInstall prefs
pref("xpinstall.whitelist.required", true);
// Only Firefox requires add-on signatures
pref("xpinstall.signatures.required", false);
pref("extensions.alwaysUnpack", false);
pref("extensions.minCompatiblePlatformVersion", "2.0");
pref("extensions.webExtensionsMinPlatformVersion", "42.0a1");

// Other webextensions prefs
pref("extensions.webextensions.keepStorageOnUninstall", false);
pref("extensions.webextensions.keepUuidOnUninstall", false);

pref("network.buffer.cache.count", 24);
pref("network.buffer.cache.size",  32768);

// Desktop Notification
pref("notification.feature.enabled", false);

// Web Notification
pref("dom.webnotifications.enabled", true);
pref("dom.webnotifications.serviceworker.enabled", true);
pref("dom.webnotifications.requireinteraction.count", 3);
#ifdef NIGHTLY_BUILD
pref("dom.webnotifications.requireinteraction.enabled", true);
#else
pref("dom.webnotifications.requireinteraction.enabled", false);
#endif

// Alert animation effect, name is disableSlidingEffect for backwards-compat.
pref("alerts.disableSlidingEffect", false);
// Show favicons in web notifications.
pref("alerts.showFavicons", false);

// DOM full-screen API.
pref("full-screen-api.enabled", false);
#ifdef RELEASE_OR_BETA
pref("full-screen-api.unprefix.enabled", false);
#else
pref("full-screen-api.unprefix.enabled", true);
#endif
pref("full-screen-api.allow-trusted-requests-only", true);
pref("full-screen-api.pointer-lock.enabled", true);
// transition duration of fade-to-black and fade-from-black, unit: ms
#ifndef MOZ_WIDGET_GTK
pref("full-screen-api.transition-duration.enter", "200 200");
pref("full-screen-api.transition-duration.leave", "200 200");
#else
pref("full-screen-api.transition-duration.enter", "0 0");
pref("full-screen-api.transition-duration.leave", "0 0");
#endif
// timeout for black screen in fullscreen transition, unit: ms
pref("full-screen-api.transition.timeout", 1000);
// time for the warning box stays on the screen before sliding out, unit: ms
pref("full-screen-api.warning.timeout", 3000);
// delay for the warning box to show when pointer stays on the top, unit: ms
pref("full-screen-api.warning.delay", 500);

// DOM pointerlock API
pref("pointer-lock-api.prefixed.enabled", false);
// time for the warning box stays on the screen before sliding out, unit: ms
pref("pointer-lock-api.warning.timeout", 3000);

// DOM idle observers API
pref("dom.idle-observers-api.enabled", true);

// Time limit, in milliseconds, for EventStateManager::IsHandlingUserInput().
// Used to detect long running handlers of user-generated events.
pref("dom.event.handling-user-input-time-limit", 1000);

// Whether we should layerize all animated images (if otherwise possible).
pref("layout.animated-image-layers.enabled", false);

pref("dom.vibrator.enabled", true);
pref("dom.vibrator.max_vibrate_ms", 10000);
pref("dom.vibrator.max_vibrate_list_len", 128);

// Battery API
pref("dom.battery.enabled", true);

// Push

pref("dom.push.enabled", false);

pref("dom.push.loglevel", "error");

pref("dom.push.serverURL", "wss://push.services.mozilla.com/");
pref("dom.push.userAgentID", "");

// The maximum number of push messages that a service worker can receive
// without user interaction.
pref("dom.push.maxQuotaPerSubscription", 16);

// The maximum number of recent message IDs to store for each push
// subscription, to avoid duplicates for unacknowledged messages.
pref("dom.push.maxRecentMessageIDsPerSubscription", 10);

// The delay between receiving a push message and updating the quota for a
// subscription.
pref("dom.push.quotaUpdateDelay", 3000); // 3 seconds

// Is the network connection allowed to be up?
// This preference should be used in UX to enable/disable push.
pref("dom.push.connection.enabled", true);

// Exponential back-off start is 5 seconds like in HTTP/1.1.
// Maximum back-off is pingInterval.
pref("dom.push.retryBaseInterval", 5000);

// Interval at which to ping PushServer to check connection status. In
// milliseconds. If no reply is received within requestTimeout, the connection
// is considered closed.
pref("dom.push.pingInterval", 1800000); // 30 minutes

// How long before we timeout
pref("dom.push.requestTimeout", 10000);

// WebPush prefs:
pref("dom.push.http2.reset_retry_count_after_ms", 60000);
pref("dom.push.http2.maxRetries", 2);
pref("dom.push.http2.retryInterval", 5000);

// WebNetworkStats
pref("dom.mozNetworkStats.enabled", false);

// WebSettings
pref("dom.mozSettings.enabled", false);
pref("dom.mozPermissionSettings.enabled", false);

// W3C touch events
// 0 - disabled, 1 - enabled, 2 - autodetect
// Autodetection is currently only supported on Windows and GTK3
#if defined(XP_MACOSX)
pref("dom.w3c_touch_events.enabled", 0);
#else
pref("dom.w3c_touch_events.enabled", 2);
#endif

// W3C draft pointer events
pref("dom.w3c_pointer_events.enabled", false);

// W3C pointer events draft
pref("dom.w3c_pointer_events.implicit_capture", false);

// W3C draft ImageCapture API
pref("dom.imagecapture.enabled", false);

// W3C MediaDevices devicechange event
pref("media.ondevicechange.enabled", true);

// W3C MediaDevices devicechange fake event
pref("media.ondevicechange.fakeDeviceChangeEvent.enabled", false);

// W3C touch-action css property (related to touch and pointer events)
// Note that we turn this on even on platforms/configurations where touch
// events are not supported (e.g. OS X, or Windows with e10s disabled). For
// those platforms we don't handle touch events anyway so it's conceptually
// a no-op.
pref("layout.css.touch_action.enabled", true);

// Enables some assertions in nsStyleContext that are too expensive
// for general use, but might be useful to enable for specific tests.
// This only has an effect in DEBUG-builds.
pref("layout.css.expensive-style-struct-assertions.enabled", false);

// enable JS dump() function.
pref("browser.dom.window.dump.enabled", false);

#if defined(MOZ_WIDGET_GONK) || defined(MOZ_WIDGET_ANDROID)
// Network Information API
pref("dom.netinfo.enabled", true);
#else
pref("dom.netinfo.enabled", false);
#endif

#ifdef XP_WIN
// On 32-bit Windows, fire a low-memory notification if we have less than this
// many mb of virtual address space available.
pref("memory.low_virtual_memory_threshold_mb", 128);

// On Windows 32-bit, fire a low-memory notification if we have less
// than this many mb of commit space (physical memory plus page file) left.
pref("memory.low_commit_space_threshold_mb", 128);

// On Windows 32-bit, fire a low-memory notification if we have less
// than this many mb of physical memory available on the whole machine.
pref("memory.low_physical_memory_threshold_mb", 0);

// On Windows 32-bit, don't fire a low-memory notification because of
// low available physical memory or low commit space more than once every
// low_memory_notification_interval_ms.
pref("memory.low_memory_notification_interval_ms", 10000);
#endif

// How long must we wait before declaring that a window is a "ghost" (i.e., a
// likely leak)?  This should be longer than it usually takes for an eligible
// window to be collected via the GC/CC.
pref("memory.ghost_window_timeout_seconds", 60);

// Disable freeing dirty pages when minimizing memory.
pref("memory.free_dirty_pages", false);

// Disable the Linux-specific, system-wide memory reporter.
#ifdef XP_LINUX
pref("memory.system_memory_reporter", false);
#endif

// Don't dump memory reports on OOM, by default.
pref("memory.dump_reports_on_oom", false);

// Number of stack frames to capture in createObjectURL for about:memory.
pref("memory.blob_report.stack_frames", 0);

// comma separated list of domain origins (e.g. https://domain.com) that still
// need localStorage in the frameworker
pref("social.whitelist", "https://mozsocial.cliqz.com");
// comma separated list of domain origins (e.g. https://domain.com) for
// directory websites (e.g. AMO) that can install providers for other sites
pref("social.directories", "https://activations.cdn.mozilla.net");
// remote-install allows any website to activate a provider, with extended UI
// notifying user of installation. we can later pref off remote install if
// necessary. This does not affect whitelisted and directory installs.
pref("social.remote-install.enabled", true);
pref("social.toast-notifications.enabled", true);

// Disable idle observer fuzz, because only privileged content can access idle
// observers (bug 780507).
pref("dom.idle-observers-api.fuzz_time.disabled", true);

// Minimum delay in milliseconds between network activity notifications (0 means
// no notifications). The delay is the same for both download and upload, though
// they are handled separately. This pref is only read once at startup:
// a restart is required to enable a new value.
pref("network.activity.blipIntervalMilliseconds", 0);

// If true, reuse the same global for everything loaded by the component loader
// (JS components, JSMs, etc).  This saves memory, but makes it possible for
// the scripts to interfere with each other.  A restart is required for this
// to take effect.
pref("jsloader.reuseGlobal", false);

// When we're asked to take a screenshot, don't wait more than 2000ms for the
// event loop to become idle before actually taking the screenshot.
pref("dom.browserElement.maxScreenshotDelayMS", 2000);

// Whether we should show the placeholder when the element is focused but empty.
pref("dom.placeholder.show_on_focus", true);

// VR is disabled by default in release and enabled for nightly and aurora
#ifdef RELEASE_OR_BETA
pref("dom.vr.enabled", false);
#else
pref("dom.vr.enabled", true);
#endif
pref("dom.vr.oculus.enabled", true);
// OSVR device
pref("dom.vr.osvr.enabled", false);
// OpenVR device
pref("dom.vr.openvr.enabled", false);
// Pose prediction reduces latency effects by returning future predicted HMD
// poses to callers of the WebVR API.  This currently only has an effect for
// Oculus Rift on SDK 0.8 or greater.  It is disabled by default for now due to
// frame uniformity issues with e10s.
pref("dom.vr.poseprediction.enabled", false);
// path to openvr DLL
pref("gfx.vr.openvr-runtime", "");
// path to OSVR DLLs
pref("gfx.vr.osvr.utilLibPath", "");
pref("gfx.vr.osvr.commonLibPath", "");
pref("gfx.vr.osvr.clientLibPath", "");
pref("gfx.vr.osvr.clientKitLibPath", "");

// MMS UA Profile settings
pref("wap.UAProf.url", "");
pref("wap.UAProf.tagname", "x-wap-profile");

// MMS version 1.1 = 0x11 (or decimal 17)
// MMS version 1.3 = 0x13 (or decimal 19)
// @see OMA-TS-MMS_ENC-V1_3-20110913-A clause 7.3.34
pref("dom.mms.version", 19);

pref("dom.mms.requestStatusReport", true);

// Retrieval mode for MMS
// manual: Manual retrieval mode.
// automatic: Automatic retrieval mode even in roaming.
// automatic-home: Automatic retrieval mode in home network.
// never: Never retrieval mode.
pref("dom.mms.retrieval_mode", "manual");

pref("dom.mms.sendRetryCount", 3);
pref("dom.mms.sendRetryInterval", "10000,60000,180000");

pref("dom.mms.retrievalRetryCount", 4);
pref("dom.mms.retrievalRetryIntervals", "60000,300000,600000,1800000");
// Numeric default service id for MMS API calls with |serviceId| parameter
// omitted.
pref("dom.mms.defaultServiceId", 0);
// Debug enabler for MMS.
pref("mms.debugging.enabled", false);

// Request read report while sending MMS.
pref("dom.mms.requestReadReport", true);

// Number of RadioInterface instances to create.
pref("ril.numRadioInterfaces", 0);

// If the user puts a finger down on an element and we think the user
// might be executing a pan gesture, how long do we wait before
// tentatively deciding the gesture is actually a tap and activating
// the target element?
pref("ui.touch_activation.delay_ms", 100);

// If the user has clicked an element, how long do we keep the
// :active state before it is cleared by the mouse sequences
// fired after a touchstart/touchend.
pref("ui.touch_activation.duration_ms", 10);

// nsMemoryInfoDumper can watch a fifo in the temp directory and take various
// actions when the fifo is written to.  Disable this in general.
pref("memory_info_dumper.watch_fifo.enabled", false);

// If minInterval is 0, the check will only happen
// when the service has a strong suspicion we are in a captive portal
pref("network.captive-portal-service.minInterval", 60000); // 60 seconds
pref("network.captive-portal-service.maxInterval", 1500000); // 25 minutes
// Every 10 checks, the delay is increased by a factor of 5
pref("network.captive-portal-service.backoffFactor", "5.0");
pref("network.captive-portal-service.enabled", false);

pref("captivedetect.canonicalURL", "http://detectportal.firefox.com/success.txt");
pref("captivedetect.canonicalContent", "success\n");
pref("captivedetect.maxWaitingTime", 5000);
pref("captivedetect.pollingTime", 3000);
pref("captivedetect.maxRetryCount", 5);

#ifdef RELEASE_OR_BETA
pref("dom.forms.inputmode", false);
#else
pref("dom.forms.inputmode", true);
#endif

// InputMethods for soft keyboards in B2G
pref("dom.mozInputMethod.enabled", false);

pref("dom.flyweb.enabled", false);

// Enable mapped array buffer by default.
pref("dom.mapped_arraybuffer.enabled", true);

// The tables used for Safebrowsing phishing and malware checks.
pref("urlclassifier.malwareTable", "goog-malware-shavar,goog-unwanted-shavar,test-malware-simple,test-unwanted-simple");

#ifdef MOZILLA_OFFICIAL
// In the official build, we are allowed to use google's private
// phishing list "goog-phish-shavar". See Bug 1288840.
pref("urlclassifier.phishTable", "goog-phish-shavar,test-phish-simple");
#else
pref("urlclassifier.phishTable", "googpub-phish-shavar,test-phish-simple");
#endif

// Tables for application reputation.
pref("urlclassifier.downloadBlockTable", "goog-badbinurl-shavar");

#ifdef XP_WIN
 // Only download the whitelist on Windows, since the whitelist is
 // only useful for suppressing remote lookups for signed binaries which we can
 // only verify on Windows (Bug 974579). Other platforms always do remote lookups.
pref("urlclassifier.downloadAllowTable", "goog-downloadwhite-digest256");
#else
pref("urlclassifier.downloadAllowTable", "");
#endif

pref("urlclassifier.disallow_completions", "test-malware-simple,test-phish-simple,test-unwanted-simple,test-track-simple,test-trackwhite-simple,test-block-simple,goog-downloadwhite-digest256,base-track-digest256,mozstd-trackwhite-digest256,content-track-digest256,mozplugin-block-digest256,mozplugin2-block-digest256");

// The table and update/gethash URLs for Safebrowsing phishing and malware
// checks.
pref("urlclassifier.trackingTable", "test-track-simple,base-track-digest256");
pref("urlclassifier.trackingWhitelistTable", "test-trackwhite-simple,mozstd-trackwhite-digest256");

// The number of random entries to send with a gethash request.
pref("urlclassifier.gethashnoise", 4);

// Gethash timeout for Safebrowsing.
pref("urlclassifier.gethash.timeout_ms", 5000);

// If an urlclassifier table has not been updated in this number of seconds,
// a gethash request will be forced to check that the result is still in
// the database.
pref("urlclassifier.max-complete-age", 2700);

// Name of the about: page contributed by safebrowsing to handle display of error
// pages on phishing/malware hits.  (bug 399233)
pref("urlclassifier.alternate_error_page", "blocked");

// Enable phishing protection
pref("browser.safebrowsing.phishing.enabled", true);

// Enable malware protection
pref("browser.safebrowsing.malware.enabled", true);

pref("browser.safebrowsing.downloads.enabled", true);
pref("browser.safebrowsing.downloads.remote.enabled", true);
pref("browser.safebrowsing.downloads.remote.timeout_ms", 10000);
pref("browser.safebrowsing.downloads.remote.url", "https://sb-ssl.google.com/safebrowsing/clientreport/download?key=%GOOGLE_API_KEY%");
pref("browser.safebrowsing.downloads.remote.block_dangerous",            true);
pref("browser.safebrowsing.downloads.remote.block_dangerous_host",       true);
pref("browser.safebrowsing.downloads.remote.block_potentially_unwanted", true);
pref("browser.safebrowsing.downloads.remote.block_uncommon",             true);
pref("browser.safebrowsing.debug", false);

// The protocol version we communicate with google server.
pref("browser.safebrowsing.provider.google.pver", "2.2");
pref("browser.safebrowsing.provider.google.lists", "goog-badbinurl-shavar,goog-downloadwhite-digest256,goog-phish-shavar,googpub-phish-shavar,goog-malware-shavar,goog-unwanted-shavar");
pref("browser.safebrowsing.provider.google.updateURL", "https://safebrowsing.google.com/safebrowsing/downloads?client=SAFEBROWSING_ID&appver=%MAJOR_VERSION%&pver=2.2&key=%GOOGLE_API_KEY%");
pref("browser.safebrowsing.provider.google.gethashURL", "https://safebrowsing.google.com/safebrowsing/gethash?client=SAFEBROWSING_ID&appver=%MAJOR_VERSION%&pver=2.2");
pref("browser.safebrowsing.provider.google.reportURL", "https://safebrowsing.google.com/safebrowsing/diagnostic?client=%NAME%&hl=%LOCALE%&site=");

// Prefs for v4.
pref("browser.safebrowsing.provider.google4.pver", "4");
pref("browser.safebrowsing.provider.google4.lists", "goog-phish-proto,googpub-phish-proto,goog-malware-proto,goog-unwanted-proto");
pref("browser.safebrowsing.provider.google4.updateURL", "https://safebrowsing.googleapis.com/v4/threatListUpdates:fetch?$ct=application/x-protobuf&key=%GOOGLE_API_KEY%");
pref("browser.safebrowsing.provider.google4.gethashURL", "https://safebrowsing.googleapis.com/v4/fullHashes:find?$req=%REQUEST_BASE64%&$ct=application/x-protobuf&key=%GOOGLE_API_KEY%");
pref("browser.safebrowsing.provider.google4.reportURL", "https://safebrowsing.google.com/safebrowsing/diagnostic?client=%NAME%&hl=%LOCALE%&site=");

pref("browser.safebrowsing.reportPhishMistakeURL", "https://%LOCALE%.phish-error.mozilla.com/?hl=%LOCALE%&url=");
pref("browser.safebrowsing.reportPhishURL", "https://%LOCALE%.phish-report.mozilla.com/?hl=%LOCALE%&url=");
pref("browser.safebrowsing.reportMalwareMistakeURL", "https://%LOCALE%.malware-error.mozilla.com/?hl=%LOCALE%&url=");

// The table and global pref for blocking plugin content
pref("browser.safebrowsing.blockedURIs.enabled", true);
pref("urlclassifier.blockedTable", "test-block-simple,mozplugin-block-digest256");

// The protocol version we communicate with mozilla server.
pref("browser.safebrowsing.provider.mozilla.pver", "2.2");
pref("browser.safebrowsing.provider.mozilla.lists", "base-track-digest256,mozstd-trackwhite-digest256,content-track-digest256,mozplugin-block-digest256,mozplugin2-block-digest256");
pref("browser.safebrowsing.provider.mozilla.updateURL", "https://shavar.services.mozilla.com/downloads?client=SAFEBROWSING_ID&appver=%MAJOR_VERSION%&pver=2.2");
pref("browser.safebrowsing.provider.mozilla.gethashURL", "https://shavar.services.mozilla.com/gethash?client=SAFEBROWSING_ID&appver=%MAJOR_VERSION%&pver=2.2");
// Set to a date in the past to force immediate download in new profiles.
pref("browser.safebrowsing.provider.mozilla.nextupdatetime", "1");
// Block lists for tracking protection. The name values will be used as the keys
// to lookup the localized name in preferences.properties.
pref("browser.safebrowsing.provider.mozilla.lists.base.name", "mozstdName");
pref("browser.safebrowsing.provider.mozilla.lists.base.description", "mozstdDesc");
pref("browser.safebrowsing.provider.mozilla.lists.content.name", "mozfullName");
pref("browser.safebrowsing.provider.mozilla.lists.content.description", "mozfullDesc");

// Allow users to ignore Safe Browsing warnings.
pref("browser.safebrowsing.allowOverride", true);

#ifdef MOZILLA_OFFICIAL
// Normally the "client ID" sent in updates is appinfo.name, but for
// official Firefox releases from Mozilla we use a special identifier.
pref("browser.safebrowsing.id", "navclient-auto-ffox");
#else
pref("browser.safebrowsing.id", "Firefox");
#endif

// Turn off Spatial navigation by default.
pref("snav.enabled", false);

// New implementation to unify touch-caret and selection-carets.
pref("layout.accessiblecaret.enabled", false);

// Enable the accessible caret on platforms/devices
// that we detect have touch support. Note that this pref is an
// additional way to enable the accessible carets, rather than
// overriding the layout.accessiblecaret.enabled pref.
pref("layout.accessiblecaret.enabled_on_touch", true);

// CSS attributes of the AccessibleCaret in CSS pixels.
pref("layout.accessiblecaret.width", "34.0");
pref("layout.accessiblecaret.height", "36.0");
pref("layout.accessiblecaret.margin-left", "-18.5");
pref("layout.accessiblecaret.bar.width", "2.0");

// Show no selection bars at the two ends of the selection highlight.
pref("layout.accessiblecaret.bar.enabled", false);

// Show the caret when long tapping on an empty content.
pref("layout.accessiblecaret.caret_shown_when_long_tapping_on_empty_content", false);

// Timeout in milliseconds to hide the accessiblecaret under cursor mode while
// no one touches it. Set the value to 0 to disable this feature.
pref("layout.accessiblecaret.timeout_ms", 0);

// Simulate long tap to select words on the platforms where APZ is not enabled
// or long tap events does not fired by APZ.
pref("layout.accessiblecaret.use_long_tap_injector", false);

// By default, carets become tilt only when they are overlapping.
pref("layout.accessiblecaret.always_tilt", false);

// By default, carets always show when scrolling (either panning for zooming)
// the page.
pref("layout.accessiblecaret.always_show_when_scrolling", true);

// Selection change notifications generated by Javascript hide
// AccessibleCarets and close UI interaction by default.
pref("layout.accessiblecaret.allow_script_change_updates", false);

// Allow one caret to be dragged across the other caret without any limitation.
// This matches the built-in convention for all desktop platforms.
pref("layout.accessiblecaret.allow_dragging_across_other_caret", true);

// Optionally provide haptic feedback on longPress selection events.
pref("layout.accessiblecaret.hapticfeedback", false);

// Smart phone-number selection on long-press is not enabled by default.
pref("layout.accessiblecaret.extend_selection_for_phone_number", false);

// Keep the accessible carets hidden when the user is using mouse input.
pref("layout.accessiblecaret.hide_carets_for_mouse_input", true);

// Wakelock is disabled by default.
pref("dom.wakelock.enabled", false);

// The URL of the Firefox Accounts auth server backend
pref("identity.fxaccounts.auth.uri", "https://api.accounts.firefox.com/v1");

// disable mozsample size for now
pref("image.mozsamplesize.enabled", false);

pref("beacon.enabled", true);

// Camera prefs
pref("camera.control.face_detection.enabled", true);


// SW Cache API
pref("dom.caches.enabled", true);

#ifdef MOZ_WIDGET_GONK
// Empirically, this is the value returned by hal::GetTotalSystemMemory()
// when Flame's memory is limited to 512MiB. If the camera stack determines
// it is running on a low memory platform, features that can be reliably
// supported will be disabled. This threshold can be adjusted to suit other
// platforms; and set to 0 to disable the low-memory check altogether.
pref("camera.control.low_memory_thresholdMB", 404);
#endif

// SystemUpdate API
pref("dom.system_update.enabled", false);
pref("dom.system_update.debug", false);

// UDPSocket API
pref("dom.udpsocket.enabled", false);

// Disable before keyboard events and after keyboard events by default.
pref("dom.beforeAfterKeyboardEvent.enabled", false);

// Presentation API
pref("dom.presentation.enabled", false);
pref("dom.presentation.controller.enabled", false);
pref("dom.presentation.receiver.enabled", false);

// Presentation Device
pref("dom.presentation.tcp_server.debug", false);
pref("dom.presentation.discovery.enabled", false);
pref("dom.presentation.discovery.legacy.enabled", false);
pref("dom.presentation.discovery.timeout_ms", 10000);
pref("dom.presentation.discoverable", false);
pref("dom.presentation.discoverable.encrypted", true);
pref("dom.presentation.discoverable.retry_ms", 5000);
pref("dom.presentation.session_transport.data_channel.enable", false);

#ifdef XP_MACOSX
#if !defined(RELEASE_OR_BETA) || defined(DEBUG)
// In non-release builds we crash by default on insecure text input (when a
// password editor has focus but secure event input isn't enabled).  The
// following pref, when turned on, disables this behavior.  See bug 1188425.
pref("intl.allow-insecure-text-input", false);
#endif
#endif // XP_MACOSX

// Enable meta-viewport support in remote APZ-enabled frames.
pref("dom.meta-viewport.enabled", false);

// MozSettings debugging prefs for each component
pref("dom.mozSettings.SettingsDB.debug.enabled", false);
pref("dom.mozSettings.SettingsManager.debug.enabled", false);
pref("dom.mozSettings.SettingsRequestManager.debug.enabled", false);
pref("dom.mozSettings.SettingsService.debug.enabled", false);

// MozSettings verbose mode to track everything
pref("dom.mozSettings.SettingsDB.verbose.enabled", false);
pref("dom.mozSettings.SettingsManager.verbose.enabled", false);
pref("dom.mozSettings.SettingsRequestManager.verbose.enabled", false);
pref("dom.mozSettings.SettingsService.verbose.enabled", false);

// Controlling whether we want to allow forcing some Settings
// IndexedDB transactions to be opened as readonly or keep everything as
// readwrite.
pref("dom.mozSettings.allowForceReadOnly", false);

// The interval at which to check for slow running addons
#ifdef NIGHTLY_BUILD
pref("browser.addon-watch.interval", 15000);
#else
pref("browser.addon-watch.interval", -1);
#endif
pref("browser.addon-watch.ignore", "[\"mochikit@mozilla.org\",\"special-powers@mozilla.org\",\"fxdevtools-adapters@mozilla.org\",\"fx-devtools\"]");

// Search service settings
pref("browser.search.log", false);
pref("browser.search.update", true);
pref("browser.search.update.log", false);
pref("browser.search.update.interval", 21600);
pref("browser.search.suggest.enabled", true);
pref("browser.search.reset.enabled", false);
pref("browser.search.reset.whitelist", "");
pref("browser.search.geoSpecificDefaults", false);
pref("browser.search.geoip.url", "https://location.services.mozilla.com/v1/country?key=%MOZILLA_API_KEY%");
pref("browser.search.geoip.timeout", 3000);

#ifdef MOZ_OFFICIAL_BRANDING
// {moz:official} expands to "official"
pref("browser.search.official", true);
#endif

#ifndef MOZ_WIDGET_GONK
// GMPInstallManager prefs

// User-settable override to media.gmp-manager.url for testing purposes.
//pref("media.gmp-manager.url.override", "");

// Update service URL for GMP install/updates:
pref("media.gmp-manager.url", "https://aus5.mozilla.org/update/3/GMP/%VERSION%/%BUILD_ID%/%BUILD_TARGET%/%LOCALE%/%CHANNEL%/%OS_VERSION%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/update.xml");

// When |media.gmp-manager.cert.requireBuiltIn| is true or not specified the
// final certificate and all certificates the connection is redirected to before
// the final certificate for the url specified in the |media.gmp-manager.url|
// preference must be built-in.
pref("media.gmp-manager.cert.requireBuiltIn", true);

// The |media.gmp-manager.certs.| preference branch contains branches that are
// sequentially numbered starting at 1 that contain attribute name / value
// pairs for the certificate used by the server that hosts the update xml file
// as specified in the |media.gmp-manager.url| preference. When these preferences are
// present the following conditions apply for a successful update check:
// 1. the uri scheme must be https
// 2. the preference name must exist as an attribute name on the certificate and
//    the value for the name must be the same as the value for the attribute name
//    on the certificate.
// If these conditions aren't met it will be treated the same as when there is
// no update available. This validation will not be performed when the
// |media.gmp-manager.url.override| user preference has been set for testing updates or
// when the |media.gmp-manager.cert.checkAttributes| preference is set to false. Also,
// the |media.gmp-manager.url.override| preference should ONLY be used for testing.
// IMPORTANT! app.update.certs.* prefs should also be updated if these
// are updated.
pref("media.gmp-manager.cert.checkAttributes", true);
pref("media.gmp-manager.certs.1.issuerName", "CN=DigiCert SHA2 Secure Server CA,O=DigiCert Inc,C=US");
pref("media.gmp-manager.certs.1.commonName", "aus5.mozilla.org");
pref("media.gmp-manager.certs.2.issuerName", "CN=thawte SSL CA - G2,O=\"thawte, Inc.\",C=US");
pref("media.gmp-manager.certs.2.commonName", "aus5.mozilla.org");
#endif

// Whether or not to perform reader mode article parsing on page load.
// If this pref is disabled, we will never show a reader mode icon in the toolbar.
pref("reader.parse-on-load.enabled", true);

// After what size document we don't bother running Readability on it
// because it'd slow things down too much
pref("reader.parse-node-limit", 3000);

// Force-enables reader mode parsing, even on low-memory platforms, where it
// is disabled by default.
pref("reader.parse-on-load.force-enabled", false);

// Whether we include full URLs in browser console errors. This is disabled
// by default because some platforms will persist these, leading to privacy issues.
pref("reader.errors.includeURLs", false);

// The default relative font size in reader mode (1-9)
pref("reader.font_size", 5);

// The default relative content width in reader mode (1-9)
pref("reader.content_width", 3);

// The default relative line height in reader mode (1-9)
pref("reader.line_height", 4);

// The default color scheme in reader mode (light, dark, sepia, auto)
// auto = color automatically adjusts according to ambient light level
// (auto only works on platforms where the 'devicelight' event is enabled)
pref("reader.color_scheme", "light");

// Color scheme values available in reader mode UI.
pref("reader.color_scheme.values", "[\"light\",\"dark\",\"sepia\"]");

// The font type in reader (sans-serif, serif)
pref("reader.font_type", "sans-serif");

// Whether or not the user has interacted with the reader mode toolbar.
// This is used to show a first-launch tip in reader mode.
pref("reader.has_used_toolbar", false);

// Whether to use a vertical or horizontal toolbar.
pref("reader.toolbar.vertical", true);

#if !defined(ANDROID)
pref("narrate.enabled", true);
#else
pref("narrate.enabled", false);
#endif

pref("narrate.test", false);
pref("narrate.rate", 0);
pref("narrate.voice", " { \"default\": \"automatic\" }");
// Only make voices that match content language available.
pref("narrate.filter-voices", true);

#if defined(XP_LINUX) && defined(MOZ_GMP_SANDBOX)
// Whether to allow, on a Linux system that doesn't support the necessary sandboxing
// features, loading Gecko Media Plugins unsandboxed.  However, EME CDMs will not be
// loaded without sandboxing even if this pref is changed.
pref("media.gmp.insecure.allow", false);
#endif

pref("dom.audiochannel.mutedByDefault", false);

// Enable <details> and <summary> tags.
pref("dom.details_element.enabled", true);

// Secure Element API
#ifdef MOZ_SECUREELEMENT
pref("dom.secureelement.enabled", false);
#endif

// Allow control characters appear in composition string.
// When this is false, control characters except
// CHARACTER TABULATION (horizontal tab) are removed from
// both composition string and data attribute of compositionupdate
// and compositionend events.
pref("dom.compositionevent.allow_control_characters", false);

#ifdef MOZ_WIDGET_GONK
// Bug 1154053: Serialize B2G memory reports; smaller devices are
// usually overcommitted on memory by using zRAM, so memory reporting
// causes memory pressure from uncompressing cold heap memory.
pref("memory.report_concurrency", 1);
#else
// Desktop probably doesn't have swapped-out children like that.
pref("memory.report_concurrency", 10);
#endif

// Add Mozilla AudioChannel APIs.
pref("media.useAudioChannelAPI", false);

// Expose Request.context. Currently disabled since the spec is in flux.
pref("dom.requestcontext.enabled", false);

pref("toolkit.pageThumbs.screenSizeDivisor", 7);
pref("toolkit.pageThumbs.minWidth", 0);
pref("toolkit.pageThumbs.minHeight", 0);

pref("webextensions.tests", false);

// 16MB default non-parseable upload limit for requestBody.raw.bytes
pref("webextensions.webRequest.requestBodyMaxRawBytes", 16777216);

// This functionality is still experimental
pref("webextensions.storage.sync.enabled", false);
#ifdef RELEASE_OR_BETA
pref("webextensions.storage.sync.serverURL", "https://webextensions.settings.services.mozilla.com/v1");
#else
pref("webextensions.storage.sync.serverURL", "https://webextensions.dev.mozaws.net/v1");
#endif

// Allow customization of the fallback directory for file uploads
pref("dom.input.fallbackUploadDir", "");

// Turn rewriting of youtube embeds on/off
pref("plugins.rewrite_youtube_embeds", true);

// Don't hide Flash from navigator.plugins when it is click-to-activate
pref("plugins.navigator_hide_disabled_flash", false);

// Disable browser frames by default
pref("dom.mozBrowserFramesEnabled", false);

// Is support for 'color-adjust' CSS property enabled?
pref("layout.css.color-adjust.enabled", true);

pref("dom.audiochannel.audioCompeting", false);
pref("dom.audiochannel.audioCompeting.allAgents", false);

// Disable Node.rootNode in release builds.
#ifdef RELEASE_OR_BETA
pref("dom.node.rootNode.enabled", false);
#else
pref("dom.node.rootNode.enabled", true);
#endif

// Default media volume
pref("media.default_volume", "1.0");

// Once bug 1276272 is resolved, we will trun this preference to default ON in
// non-release channels.
#ifdef RELEASE_OR_BETA
pref("media.seekToNextFrame.enabled", false);
#else
pref("media.seekToNextFrame.enabled", true);
#endif

// return the maximum number of cores that navigator.hardwareCurrency returns
pref("dom.maxHardwareConcurrency", 16);

// Shutdown the osfile worker if its no longer needed.
#if !defined(RELEASE_OR_BETA)
pref("osfile.reset_worker_delay", 30000);
#endif

#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
pref("dom.webkitBlink.dirPicker.enabled", true);
pref("dom.webkitBlink.filesystem.enabled", true);
#endif

#ifdef NIGHTLY_BUILD
pref("media.block-autoplay-until-in-foreground", true);
#else
pref("media.block-autoplay-until-in-foreground", false);
#endif

#ifdef MOZ_STYLO
// Is the Servo-backed style system enabled?
pref("layout.css.servo.enabled", true);
#endif

// HSTS Priming
// If a request is mixed-content, send an HSTS priming request to attempt to
// see if it is available over HTTPS.
#ifdef RELEASE_OR_BETA
// Don't change the order of evaluation of mixed-content and HSTS upgrades in
// order to be most compatible with current standards
pref("security.mixed_content.send_hsts_priming", false);
pref("security.mixed_content.use_hsts", false);
#else
// Change the order of evaluation so HSTS upgrades happen before
// mixed-content blocking
pref("security.mixed_content.send_hsts_priming", true);
pref("security.mixed_content.use_hsts", true);
#endif
// Approximately 1 week default cache for HSTS priming failures
pref ("security.mixed_content.hsts_priming_cache_timeout", 10080);

// Disable Storage api in release builds.
#ifdef NIGHTLY_BUILD
pref("dom.storageManager.enabled", true);
#else
pref("dom.storageManager.enabled", false);
#endif

// When a user cancels this number of authentication dialogs coming from
// a single web page in a row, all following authentication dialogs will
// be blocked (automatically canceled) for that page. The counter resets
// when the page is reloaded. To turn this feature off, just set the limit to 0.
pref("prompts.authentication_dialog_abuse_limit", 3);