Merge branch 'master' into Basilisk-release

author: wolfbeast <mcwerewolf@gmail.com> 2018-05-14 10:50:01 +0200
committer: wolfbeast <mcwerewolf@gmail.com> 2018-05-14 10:50:01 +0200
commit: e9dd029f5d00590e1a53e63b0ab805110a10b54c (patch)
tree: 1126ca5dda925a62be3dc12c99c90e953d08afcf /toolkit
parent: 9d6a7ae25d7f5da855a8f8df884de483b4e2a538 (diff)
parent: 36b8fd734f590eb726ca2e50f8d1ff9cc968b8e1 (diff)
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96 files changed, 708 insertions, 1921 deletions
diff --git a/toolkit/.eslintrc.js b/toolkit/.eslintrc.js
index 181f19f29..891a114b3 100644
--- a/toolkit/.eslintrc.js
+++ b/toolkit/.eslintrc.js
@@ -111,9 +111,6 @@ module.exports = {
     // No reassigning native JS objects
     "no-native-reassign": "error",
 
-    // No (!foo in bar)
-    "no-negated-in-lhs": "error",
-
     // Nested ternary statements are confusing
     "no-nested-ternary": "error",
 
diff --git a/toolkit/components/alerts/resources/content/alert.js b/toolkit/components/alerts/resources/content/alert.js
index ce60ab0fa..12068b548 100644
--- a/toolkit/components/alerts/resources/content/alert.js
+++ b/toolkit/components/alerts/resources/content/alert.js
@@ -313,6 +313,7 @@ function onAlertClick() {
   let alertBox = document.getElementById("alertBox");
   if (alertBox.getAttribute("animate") == "true") {
     // Closed when the animation ends.
+    alertBox.style.animationDuration = ".6s";
     alertBox.setAttribute("clicked", "true");
   } else {
     window.close();
@@ -355,6 +356,7 @@ function onAlertClose() {
   let alertBox = document.getElementById("alertBox");
   if (alertBox.getAttribute("animate") == "true") {
     // Closed when the animation ends.
+    alertBox.style.animationDuration = ".6s";
     alertBox.setAttribute("closing", "true");
   } else {
     window.close();
diff --git a/toolkit/components/build/nsToolkitCompsModule.cpp b/toolkit/components/build/nsToolkitCompsModule.cpp
index 22bb434a0..2c7287d8c 100644
--- a/toolkit/components/build/nsToolkitCompsModule.cpp
+++ b/toolkit/components/build/nsToolkitCompsModule.cpp
@@ -46,7 +46,7 @@
 #include "NativeFileWatcherNotSupported.h"
 #endif // (XP_WIN)
 
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
 #define MOZ_HAS_TERMINATOR
 #endif
 
diff --git a/toolkit/components/captivedetect/captivedetect.js b/toolkit/components/captivedetect/captivedetect.js
index 5493ecec6..0e8c75981 100644
--- a/toolkit/components/captivedetect/captivedetect.js
+++ b/toolkit/components/captivedetect/captivedetect.js
@@ -90,7 +90,7 @@ function LoginObserver(captivePortalDetector) {
                               .getService(Ci.nsIHttpActivityDistributor);
   let urlFetcher = null;
 
-  let waitForNetworkActivity = Services.appinfo.widgetToolkit == "gonk";
+  let waitForNetworkActivity = false;
 
   let pageCheckingDone = function pageCheckingDone() {
     if (state === LOGIN_OBSERVER_STATE_VERIFYING) {
diff --git a/toolkit/components/diskspacewatcher/DiskSpaceWatcher.cpp b/toolkit/components/diskspacewatcher/DiskSpaceWatcher.cpp
index 950d3b487..7f3b8cd08 100644
--- a/toolkit/components/diskspacewatcher/DiskSpaceWatcher.cpp
+++ b/toolkit/components/diskspacewatcher/DiskSpaceWatcher.cpp
@@ -145,9 +145,6 @@ static const mozilla::Module::ContractIDEntry kDiskSpaceWatcherContracts[] = {
 };
 
 static const mozilla::Module::CategoryEntry kDiskSpaceWatcherCategories[] = {
-#ifdef MOZ_WIDGET_GONK
-  { "profile-after-change", "Disk Space Watcher Service", DISKSPACEWATCHER_CONTRACTID },
-#endif
   { nullptr }
 };
 
diff --git a/toolkit/components/jsdownloads/src/DownloadIntegration.jsm b/toolkit/components/jsdownloads/src/DownloadIntegration.jsm
index 7439d9d11..bee5bf269 100644
--- a/toolkit/components/jsdownloads/src/DownloadIntegration.jsm
+++ b/toolkit/components/jsdownloads/src/DownloadIntegration.jsm
@@ -300,12 +300,7 @@ this.DownloadIntegration = {
         aDownload.hasBlockedData) {
       return true;
     }
-#ifdef MOZ_B2G
-    // On B2G we keep a few days of history.
-    let maxTime = Date.now() -
-      Services.prefs.getIntPref("dom.downloads.max_retention_days") * 24 * 60 * 60 * 1000;
-    return aDownload.startTime > maxTime;
-#elif defined(MOZ_WIDGET_ANDROID)
+#if defined(MOZ_WIDGET_ANDROID)
     // On Android we store all history.
     return true;
 #else
@@ -415,8 +410,6 @@ this.DownloadIntegration = {
     directoryPath = yield this.getPreferredDownloadsDirectory();
 #elifdef MOZ_WIDGET_ANDROID
     directoryPath = yield this.getSystemDownloadsDirectory();
-#elifdef MOZ_WIDGET_GONK
-    directoryPath = yield this.getSystemDownloadsDirectory();
 #else
     directoryPath = this._getDirectory("TmpD");
 #endif
diff --git a/toolkit/components/jsdownloads/src/DownloadPlatform.cpp b/toolkit/components/jsdownloads/src/DownloadPlatform.cpp
index 1506b7c30..d91124ee6 100644
--- a/toolkit/components/jsdownloads/src/DownloadPlatform.cpp
+++ b/toolkit/components/jsdownloads/src/DownloadPlatform.cpp
@@ -102,7 +102,7 @@ nsresult DownloadPlatform::DownloadDone(nsIURI* aSource, nsIURI* aReferrer, nsIF
                                         const nsACString& aContentType, bool aIsPrivate)
 {
 #if defined(XP_WIN) || defined(XP_MACOSX) || defined(MOZ_WIDGET_ANDROID) \
- || defined(MOZ_WIDGET_GTK) || defined(MOZ_WIDGET_GONK)
+ || defined(MOZ_WIDGET_GTK)
 
   nsAutoString path;
   if (aTarget && NS_SUCCEEDED(aTarget->GetPath(path))) {
diff --git a/toolkit/components/jsdownloads/src/DownloadUIHelper.jsm b/toolkit/components/jsdownloads/src/DownloadUIHelper.jsm
index f5102b4a8..5bd351ee9 100644
--- a/toolkit/components/jsdownloads/src/DownloadUIHelper.jsm
+++ b/toolkit/components/jsdownloads/src/DownloadUIHelper.jsm
@@ -106,12 +106,7 @@ XPCOMUtils.defineLazyGetter(DownloadUIHelper, "strings", function () {
  */
 this.DownloadPrompter = function (aParent)
 {
-  if (AppConstants.MOZ_B2G) {
-    // On B2G there is no prompter implementation.
-    this._prompter = null;
-  } else {
-    this._prompter = Services.ww.getNewPrompter(aParent);
-  }
+  this._prompter = Services.ww.getNewPrompter(aParent);
 }
 
 this.DownloadPrompter.prototype = {
diff --git a/toolkit/components/moz.build b/toolkit/components/moz.build
index 5dba09a32..e0b412428 100644
--- a/toolkit/components/moz.build
+++ b/toolkit/components/moz.build
@@ -70,8 +70,7 @@ DIRS += [
 if CONFIG['MOZ_WEBEXTENSIONS']:
     DIRS += ['webextensions']
 
-if CONFIG['ENABLE_INTL_API']:
-    DIRS += ['mozintl']
+DIRS += ['mozintl']
 
 if not CONFIG['MOZ_FENNEC']:
     DIRS += ['narrate', 'viewsource'];
diff --git a/toolkit/components/osfile/modules/osfile_async_front.jsm b/toolkit/components/osfile/modules/osfile_async_front.jsm
index 181471cd8..964e53084 100644
--- a/toolkit/components/osfile/modules/osfile_async_front.jsm
+++ b/toolkit/components/osfile/modules/osfile_async_front.jsm
@@ -753,13 +753,13 @@ File.prototype = {
 };
 
 
-if (SharedAll.Constants.Sys.Name != "Android" && SharedAll.Constants.Sys.Name != "Gonk") {
+if (SharedAll.Constants.Sys.Name != "Android") {
    /**
    * Set the last access and modification date of the file.
    * The time stamp resolution is 1 second at best, but might be worse
    * depending on the platform.
    *
-   * WARNING: This method is not implemented on Android/B2G. On Android/B2G,
+   * WARNING: This method is not implemented on Android. On Android,
    * you should use File.setDates instead.
    *
    * @return {promise}
diff --git a/toolkit/components/osfile/modules/osfile_unix_front.jsm b/toolkit/components/osfile/modules/osfile_unix_front.jsm
index 19a27ae1a..bd60d4d84 100644
--- a/toolkit/components/osfile/modules/osfile_unix_front.jsm
+++ b/toolkit/components/osfile/modules/osfile_unix_front.jsm
@@ -838,7 +838,7 @@
       * implementation.
       */
      File.DirectoryIterator.Entry.toMsg = function toMsg(value) {
-       if (!value instanceof File.DirectoryIterator.Entry) {
+       if (!(value instanceof File.DirectoryIterator.Entry)) {
          throw new TypeError("parameter of " +
            "File.DirectoryIterator.Entry.toMsg must be a " +
            "File.DirectoryIterator.Entry");
@@ -905,7 +905,7 @@
       * is asymmetric and returns an object with a different implementation.
       */
      File.Info.toMsg = function toMsg(stat) {
-       if (!stat instanceof File.Info) {
+       if (!(stat instanceof File.Info)) {
          throw new TypeError("parameter of File.Info.toMsg must be a File.Info");
        }
        let serialized = {};
diff --git a/toolkit/components/osfile/modules/osfile_win_front.jsm b/toolkit/components/osfile/modules/osfile_win_front.jsm
index 387dd08b5..1123b251c 100644
--- a/toolkit/components/osfile/modules/osfile_win_front.jsm
+++ b/toolkit/components/osfile/modules/osfile_win_front.jsm
@@ -909,7 +909,7 @@
       * implementation.
       */
      File.DirectoryIterator.Entry.toMsg = function toMsg(value) {
-       if (!value instanceof File.DirectoryIterator.Entry) {
+       if (!(value instanceof File.DirectoryIterator.Entry)) {
          throw new TypeError("parameter of " +
            "File.DirectoryIterator.Entry.toMsg must be a " +
            "File.DirectoryIterator.Entry");
@@ -958,7 +958,7 @@
       * is asymmetric and returns an object with a different implementation.
       */
      File.Info.toMsg = function toMsg(stat) {
-       if (!stat instanceof File.Info) {
+       if (!(stat instanceof File.Info)) {
          throw new TypeError("parameter of File.Info.toMsg must be a File.Info");
        }
        let serialized = {};
diff --git a/toolkit/components/osfile/tests/xpcshell/test_constants.js b/toolkit/components/osfile/tests/xpcshell/test_constants.js
index e92f33ab8..5b91484bd 100644
--- a/toolkit/components/osfile/tests/xpcshell/test_constants.js
+++ b/toolkit/components/osfile/tests/xpcshell/test_constants.js
@@ -15,12 +15,7 @@ add_task(function* check_definition() {
   do_check_true(OS.Constants.Path!=null);
   do_check_true(OS.Constants.Sys!=null);
   //check system name
-  if (OS.Constants.Sys.Name == "Gonk") {
-  // Services.appinfo.OS doesn't know the difference between Gonk and Android
-    do_check_eq(Services.appinfo.OS, "Android");
-  } else {
-    do_check_eq(Services.appinfo.OS, OS.Constants.Sys.Name);
-  }
+  do_check_eq(Services.appinfo.OS, OS.Constants.Sys.Name);
 
   //check if using DEBUG build
   if (Components.classes["@mozilla.org/xpcom/debug;1"].getService(Components.interfaces.nsIDebug2).isDebugBuild == true) {
diff --git a/toolkit/components/osfile/tests/xpcshell/test_osfile_async_setDates.js b/toolkit/components/osfile/tests/xpcshell/test_osfile_async_setDates.js
index 17d3afa7c..6a5ecd5e3 100644
--- a/toolkit/components/osfile/tests/xpcshell/test_osfile_async_setDates.js
+++ b/toolkit/components/osfile/tests/xpcshell/test_osfile_async_setDates.js
@@ -96,8 +96,8 @@ add_task(function* test_nonproto() {
 
 // Prototypical tests, operating on |File| handles.
 add_task(function* test_proto() {
-  if (OS.Constants.Sys.Name == "Android" || OS.Constants.Sys.Name == "Gonk") {
-    do_print("File.prototype.setDates is not implemented for Android/B2G");
+  if (OS.Constants.Sys.Name == "Android") {
+    do_print("File.prototype.setDates is not implemented for Android");
     do_check_eq(OS.File.prototype.setDates, undefined);
     return;
   }
@@ -107,7 +107,7 @@ add_task(function* test_proto() {
                               "test_osfile_async_setDates_proto.tmp");
   yield OS.File.writeAtomic(path, new Uint8Array(1));
 
-  try {
+  try {
     let fd = yield OS.File.open(path, {write: true});
 
     try {
diff --git a/toolkit/components/osfile/tests/xpcshell/test_path_constants.js b/toolkit/components/osfile/tests/xpcshell/test_path_constants.js
index c0057c750..9b9868bb2 100644
--- a/toolkit/components/osfile/tests/xpcshell/test_path_constants.js
+++ b/toolkit/components/osfile/tests/xpcshell/test_path_constants.js
@@ -58,7 +58,7 @@ add_task(function* test_simple_paths() {
 
 // Test presence of paths that only exist on Desktop platforms
 add_task(function* test_desktop_paths() {
-  if (OS.Constants.Sys.Name == "Android" || OS.Constants.Sys.Name == "Gonk") {
+  if (OS.Constants.Sys.Name == "Android") {
     return;
   }
   do_check_true(!!OS.Constants.Path.desktopDir);
diff --git a/toolkit/components/printing/tests/browser.ini b/toolkit/components/printing/tests/browser.ini
index 88d6bb454..5f2867189 100644
--- a/toolkit/components/printing/tests/browser.ini
+++ b/toolkit/components/printing/tests/browser.ini
@@ -1,2 +1,5 @@
 [browser_page_change_print_original.js]
+support-files =
+  file_page_change_print_original_1.html
+  file_page_change_print_original_2.html
 skip-if = os == "mac"
diff --git a/toolkit/components/printing/tests/browser_page_change_print_original.js b/toolkit/components/printing/tests/browser_page_change_print_original.js
index 5990a486b..864150451 100644
--- a/toolkit/components/printing/tests/browser_page_change_print_original.js
+++ b/toolkit/components/printing/tests/browser_page_change_print_original.js
@@ -3,8 +3,11 @@
  * and we re-initialize print preview (e.g. by changing page orientation),
  * we still show (and will therefore print) the original contents.
  */
+const TEST_PATH = getRootDirectory(gTestPath)
+                    .replace("chrome://mochitests/content", "http://example.com");
+
 add_task(function* pp_after_orientation_change() {
-  const DATA_URI = `data:text/html,<script>window.onafterprint = function() { setTimeout("window.location = 'data:text/plain,REPLACED PAGE!'", 0); }</script><pre>INITIAL PAGE</pre>`;
+  const URI = TEST_PATH + "file_page_change_print_original_1.html";
   // Can only do something if we have a print preview UI:
   if (AppConstants.platform != "win" && AppConstants.platform != "linux") {
     ok(true, "Can't test if there's no print preview.");
@@ -12,7 +15,7 @@ add_task(function* pp_after_orientation_change() {
   }
 
   // Ensure we get a browserStopped for this browser
-  let tab = yield BrowserTestUtils.openNewForegroundTab(gBrowser, DATA_URI, false, true);
+  let tab = yield BrowserTestUtils.openNewForegroundTab(gBrowser, URI, false, true);
   let browserToPrint = tab.linkedBrowser;
   let ppBrowser = PrintPreviewListener.getPrintPreviewBrowser();
 
@@ -26,7 +29,7 @@ add_task(function* pp_after_orientation_change() {
 
   // Assert that we are showing the original page
   yield ContentTask.spawn(ppBrowser, null, function* () {
-    is(content.document.body.textContent, "INITIAL PAGE", "Should have initial page print previewed.");
+    is(content.document.body.textContent.trim(), "INITIAL PAGE", "Should have initial page print previewed.");
   });
 
   yield originalTabNavigated;
@@ -43,12 +46,12 @@ add_task(function* pp_after_orientation_change() {
 
   // Check that we're still showing the original page.
   yield ContentTask.spawn(ppBrowser, null, function* () {
-    is(content.document.body.textContent, "INITIAL PAGE", "Should still have initial page print previewed.");
+    is(content.document.body.textContent.trim(), "INITIAL PAGE", "Should still have initial page print previewed.");
   });
 
   // Check that the other tab is definitely showing the new page:
   yield ContentTask.spawn(browserToPrint, null, function* () {
-    is(content.document.body.textContent, "REPLACED PAGE!", "Original page should have changed.");
+    is(content.document.body.textContent.trim(), "REPLACED PAGE!", "Original page should have changed.");
   });
 
   PrintUtils.exitPrintPreview();
diff --git a/toolkit/components/printing/tests/file_page_change_print_original_1.html b/toolkit/components/printing/tests/file_page_change_print_original_1.html
new file mode 100644
index 000000000..76e3be137
--- /dev/null
+++ b/toolkit/components/printing/tests/file_page_change_print_original_1.html
@@ -0,0 +1,8 @@
+<script>
+window.onafterprint = function() {
+  setTimeout(function() {
+    window.location = "file_page_change_print_original_2.html"
+  }, 0);
+}
+</script>
+<pre>INITIAL PAGE</pre>
diff --git a/toolkit/components/printing/tests/file_page_change_print_original_2.html b/toolkit/components/printing/tests/file_page_change_print_original_2.html
new file mode 100644
index 000000000..44f33281c
--- /dev/null
+++ b/toolkit/components/printing/tests/file_page_change_print_original_2.html
@@ -0,0 +1 @@
+REPLACED PAGE!
diff --git a/toolkit/components/reader/.eslintrc.js b/toolkit/components/reader/.eslintrc.js
index 1c09e0bf7..617c1f9cf 100644
--- a/toolkit/components/reader/.eslintrc.js
+++ b/toolkit/components/reader/.eslintrc.js
@@ -109,9 +109,6 @@ module.exports = {
     // No reassigning native JS objects
     "no-native-reassign": "error",
 
-    // No (!foo in bar)
-    "no-negated-in-lhs": "error",
-
     // Nested ternary statements are confusing
     "no-nested-ternary": "error",
 
diff --git a/toolkit/components/search/nsSearchService.js b/toolkit/components/search/nsSearchService.js
index fb3f69f4c..9f9003516 100644
--- a/toolkit/components/search/nsSearchService.js
+++ b/toolkit/components/search/nsSearchService.js
@@ -23,8 +23,6 @@ XPCOMUtils.defineLazyModuleGetter(this, "Task",
   "resource://gre/modules/Task.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "TelemetryStopwatch",
   "resource://gre/modules/TelemetryStopwatch.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Deprecated",
-  "resource://gre/modules/Deprecated.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "SearchStaticData",
   "resource://gre/modules/SearchStaticData.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "setTimeout",
@@ -2695,13 +2693,6 @@ SearchService.prototype = {
       return;
     }
 
-    let warning =
-      "Search service falling back to synchronous initialization. " +
-      "This is generally the consequence of an add-on using a deprecated " +
-      "search service API.";
-    Deprecated.warning(warning, "https://developer.mozilla.org/en-US/docs/XPCOM_Interface_Reference/nsIBrowserSearchService#async_warning");
-    LOG(warning);
-
     this._syncInit();
     if (!Components.isSuccessCode(this._initRV)) {
       throw this._initRV;
diff --git a/toolkit/components/startup/nsAppStartup.cpp b/toolkit/components/startup/nsAppStartup.cpp
index 85d5afdf9..fde00d1db 100644
--- a/toolkit/components/startup/nsAppStartup.cpp
+++ b/toolkit/components/startup/nsAppStartup.cpp
@@ -237,7 +237,7 @@ NS_IMPL_ISUPPORTS(nsAppStartup,
 NS_IMETHODIMP
 nsAppStartup::CreateHiddenWindow()
 {
-#if defined(MOZ_WIDGET_GONK) || defined(MOZ_WIDGET_UIKIT)
+#if defined(MOZ_WIDGET_UIKIT)
   return NS_OK;
 #else
   nsCOMPtr<nsIAppShellService> appShellService
@@ -252,7 +252,7 @@ nsAppStartup::CreateHiddenWindow()
 NS_IMETHODIMP
 nsAppStartup::DestroyHiddenWindow()
 {
-#if defined(MOZ_WIDGET_GONK) || defined(MOZ_WIDGET_UIKIT)
+#if defined(MOZ_WIDGET_UIKIT)
   return NS_OK;
 #else
   nsCOMPtr<nsIAppShellService> appShellService
diff --git a/toolkit/components/telemetry/Telemetry.cpp b/toolkit/components/telemetry/Telemetry.cpp
index ad2263c9b..6dbd59bcf 100644
--- a/toolkit/components/telemetry/Telemetry.cpp
+++ b/toolkit/components/telemetry/Telemetry.cpp
@@ -1127,7 +1127,7 @@ TelemetryImpl::SnapshotSubsessionHistograms(bool clearSubsession,
                                             JSContext *cx,
                                             JS::MutableHandle<JS::Value> ret)
 {
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   return TelemetryHistogram::CreateHistogramSnapshots(cx, ret, true,
                                                       clearSubsession);
 #else
diff --git a/toolkit/components/telemetry/TelemetryEnvironment.jsm b/toolkit/components/telemetry/TelemetryEnvironment.jsm
index 910d804ae..295679ca4 100644
--- a/toolkit/components/telemetry/TelemetryEnvironment.jsm
+++ b/toolkit/components/telemetry/TelemetryEnvironment.jsm
@@ -28,11 +28,9 @@ XPCOMUtils.defineLazyModuleGetter(this, "AttributionCode",
                                   "resource:///modules/AttributionCode.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "ctypes",
                                   "resource://gre/modules/ctypes.jsm");
-if (AppConstants.platform !== "gonk") {
-  Cu.import("resource://gre/modules/AddonManager.jsm");
-  XPCOMUtils.defineLazyModuleGetter(this, "LightweightThemeManager",
-                                    "resource://gre/modules/LightweightThemeManager.jsm");
-}
+Cu.import("resource://gre/modules/AddonManager.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "LightweightThemeManager",
+                                  "resource://gre/modules/LightweightThemeManager.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "ProfileAge",
                                   "resource://gre/modules/ProfileAge.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "UpdateUtils",
@@ -528,11 +526,9 @@ EnvironmentAddonBuilder.prototype = {
   _updateAddons: Task.async(function* () {
     this._environment._log.trace("_updateAddons");
     let personaId = null;
-    if (AppConstants.platform !== "gonk") {
-      let theme = LightweightThemeManager.currentTheme;
-      if (theme) {
-        personaId = theme.id;
-      }
+    let theme = LightweightThemeManager.currentTheme;
+    if (theme) {
+      personaId = theme.id;
     }
 
     let addons = {
@@ -745,14 +741,8 @@ function EnvironmentCache() {
   // until the initial environment has been built.
 
   let p = [];
-  if (AppConstants.platform === "gonk") {
-    this._addonBuilder = {
-      watchForChanges: function() {}
-    };
-  } else {
-    this._addonBuilder = new EnvironmentAddonBuilder(this);
-    p = [ this._addonBuilder.init() ];
-  }
+  this._addonBuilder = new EnvironmentAddonBuilder(this);
+  p = [ this._addonBuilder.init() ];
 
   this._currentEnvironment.profile = {};
   p.push(this._updateProfile());
@@ -1079,10 +1069,6 @@ EnvironmentCache.prototype = {
    * @returns null on error, true if we are the default browser, or false otherwise.
    */
   _isDefaultBrowser: function () {
-    if (AppConstants.platform === "gonk") {
-      return true;
-    }
-
     if (!("@mozilla.org/browser/shell-service;1" in Cc)) {
       this._log.info("_isDefaultBrowser - Could not obtain browser shell service");
       return null;
@@ -1139,10 +1125,8 @@ EnvironmentCache.prototype = {
       userPrefs: this._getPrefData(),
     };
 
-    if (AppConstants.platform !== "gonk") {
-      this._currentEnvironment.settings.addonCompatibilityCheckEnabled =
-        AddonManager.checkCompatibility;
-    }
+    this._currentEnvironment.settings.addonCompatibilityCheckEnabled =
+      AddonManager.checkCompatibility;
 
     if (AppConstants.platform !== "android") {
       this._currentEnvironment.settings.isDefaultBrowser =
@@ -1246,7 +1230,7 @@ EnvironmentCache.prototype = {
    * not a portable device.
    */
   _getDeviceData: function () {
-    if (!["gonk", "android"].includes(AppConstants.platform)) {
+    if (!["android"].includes(AppConstants.platform)) {
       return null;
     }
 
@@ -1269,7 +1253,7 @@ EnvironmentCache.prototype = {
       locale: forceToStringOrNull(getSystemLocale()),
     };
 
-    if (["gonk", "android"].includes(AppConstants.platform)) {
+    if (["android"].includes(AppConstants.platform)) {
       data.kernelVersion = forceToStringOrNull(getSysinfoProperty("kernel_version", null));
     } else if (AppConstants.platform === "win") {
       // The path to the "UBR" key, queried to get additional version details on Windows.
@@ -1333,7 +1317,7 @@ EnvironmentCache.prototype = {
       features: {},
     };
 
-    if (!["gonk", "android", "linux"].includes(AppConstants.platform)) {
+    if (!["android", "linux"].includes(AppConstants.platform)) {
       let gfxInfo = Cc["@mozilla.org/gfx/info;1"].getService(Ci.nsIGfxInfo);
       try {
         gfxData.monitors = gfxInfo.getMonitors();
@@ -1398,7 +1382,7 @@ EnvironmentCache.prototype = {
 
     if (AppConstants.platform === "win") {
       data.isWow64 = getSysinfoProperty("isWow64", null);
-    } else if (["gonk", "android"].includes(AppConstants.platform)) {
+    } else if (["android"].includes(AppConstants.platform)) {
       data.device = this._getDeviceData();
     }
 
diff --git a/toolkit/components/telemetry/TelemetryHistogram.cpp b/toolkit/components/telemetry/TelemetryHistogram.cpp
index abae9c613..ba0288979 100644
--- a/toolkit/components/telemetry/TelemetryHistogram.cpp
+++ b/toolkit/components/telemetry/TelemetryHistogram.cpp
@@ -583,7 +583,7 @@ internal_GetHistogramByName(const nsACString &name, Histogram **ret)
 }
 
 
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
 
 /**
  * This clones a histogram |existing| with the id |existingId| to a
@@ -684,7 +684,7 @@ internal_HistogramAdd(Histogram& histogram, int32_t value, uint32_t dataset)
     return NS_OK;
   }
 
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   if (Histogram* subsession = internal_GetSubsessionHistogram(histogram)) {
     subsession->Add(value);
   }
@@ -729,7 +729,7 @@ internal_HistogramClear(Histogram& aHistogram, bool onlySubsession)
     aHistogram.Clear();
   }
 
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   if (Histogram* subsession = internal_GetSubsessionHistogram(aHistogram)) {
     subsession->Clear();
   }
@@ -926,7 +926,7 @@ private:
   typedef nsBaseHashtableET<nsCStringHashKey, Histogram*> KeyedHistogramEntry;
   typedef AutoHashtable<KeyedHistogramEntry> KeyedHistogramMapType;
   KeyedHistogramMapType mHistogramMap;
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   KeyedHistogramMapType mSubsessionMap;
 #endif
 
@@ -950,7 +950,7 @@ KeyedHistogram::KeyedHistogram(const nsACString &name,
                                uint32_t min, uint32_t max,
                                uint32_t bucketCount, uint32_t dataset)
   : mHistogramMap()
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   , mSubsessionMap()
 #endif
   , mName(name)
@@ -968,7 +968,7 @@ nsresult
 KeyedHistogram::GetHistogram(const nsCString& key, Histogram** histogram,
                              bool subsession)
 {
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   KeyedHistogramMapType& map = subsession ? mSubsessionMap : mHistogramMap;
 #else
   KeyedHistogramMapType& map = mHistogramMap;
@@ -980,7 +980,7 @@ KeyedHistogram::GetHistogram(const nsCString& key, Histogram** histogram,
   }
 
   nsCString histogramName;
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   if (subsession) {
     histogramName.AppendLiteral(SUBSESSION_HISTOGRAM_PREFIX);
   }
@@ -1042,7 +1042,7 @@ KeyedHistogram::Add(const nsCString& key, uint32_t sample)
   if (!histogram) {
     return NS_ERROR_FAILURE;
   }
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   Histogram* subsession = GetHistogram(key, true);
   MOZ_ASSERT(subsession);
   if (!subsession) {
@@ -1055,7 +1055,7 @@ KeyedHistogram::Add(const nsCString& key, uint32_t sample)
   }
 
   histogram->Add(sample);
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   subsession->Add(sample);
 #endif
   return NS_OK;
@@ -1068,7 +1068,7 @@ KeyedHistogram::Clear(bool onlySubsession)
   if (!XRE_IsParentProcess()) {
     return;
   }
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   for (auto iter = mSubsessionMap.Iter(); !iter.Done(); iter.Next()) {
     iter.Get()->mData->Clear();
   }
@@ -1137,7 +1137,7 @@ nsresult
 KeyedHistogram::GetJSSnapshot(JSContext* cx, JS::Handle<JSObject*> obj,
                               bool subsession, bool clearSubsession)
 {
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   KeyedHistogramMapType& map = subsession ? mSubsessionMap : mHistogramMap;
 #else
   KeyedHistogramMapType& map = mHistogramMap;
@@ -1146,7 +1146,7 @@ KeyedHistogram::GetJSSnapshot(JSContext* cx, JS::Handle<JSObject*> obj,
     return NS_ERROR_FAILURE;
   }
 
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   if (subsession && clearSubsession) {
     Clear(true);
   }
@@ -1637,7 +1637,7 @@ internal_JSHistogram_Clear(JSContext *cx, unsigned argc, JS::Value *vp)
   }
 
   bool onlySubsession = false;
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
 
   if (args.length() >= 1) {
@@ -1874,7 +1874,7 @@ internal_JSKeyedHistogram_Snapshot(JSContext *cx, unsigned argc, JS::Value *vp)
   return internal_KeyedHistogram_SnapshotImpl(cx, argc, vp, false, false);
 }
 
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
 bool
 internal_JSKeyedHistogram_SubsessionSnapshot(JSContext *cx,
                                              unsigned argc, JS::Value *vp)
@@ -1883,7 +1883,7 @@ internal_JSKeyedHistogram_SubsessionSnapshot(JSContext *cx,
 }
 #endif
 
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
 bool
 internal_JSKeyedHistogram_SnapshotSubsessionAndClear(JSContext *cx,
                                                      unsigned argc,
@@ -1911,7 +1911,7 @@ internal_JSKeyedHistogram_Clear(JSContext *cx, unsigned argc, JS::Value *vp)
     return false;
   }
 
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
   bool onlySubsession = false;
   JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
 
@@ -1974,7 +1974,7 @@ internal_WrapAndReturnKeyedHistogram(KeyedHistogram *h, JSContext *cx,
   if (!(JS_DefineFunction(cx, obj, "add", internal_JSKeyedHistogram_Add, 2, 0)
         && JS_DefineFunction(cx, obj, "snapshot",
                              internal_JSKeyedHistogram_Snapshot, 1, 0)
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
         && JS_DefineFunction(cx, obj, "subsessionSnapshot",
                              internal_JSKeyedHistogram_SubsessionSnapshot, 1, 0)
         && JS_DefineFunction(cx, obj, "snapshotSubsessionAndClear",
@@ -2425,7 +2425,7 @@ TelemetryHistogram::CreateHistogramSnapshots(JSContext *cx,
     }
 
     Histogram* original = h;
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
     if (subsession) {
       h = internal_GetSubsessionHistogram(*h);
       if (!h) {
@@ -2453,7 +2453,7 @@ TelemetryHistogram::CreateHistogramSnapshots(JSContext *cx,
       }
     }
 
-#if !defined(MOZ_WIDGET_GONK) && !defined(MOZ_WIDGET_ANDROID)
+#if !defined(MOZ_WIDGET_ANDROID)
     if (subsession && clearSubsession) {
       h->Clear();
     }
diff --git a/toolkit/components/telemetry/TelemetrySession.jsm b/toolkit/components/telemetry/TelemetrySession.jsm
index 3d97dc155..179e6436a 100644
--- a/toolkit/components/telemetry/TelemetrySession.jsm
+++ b/toolkit/components/telemetry/TelemetrySession.jsm
@@ -1372,7 +1372,7 @@ var Impl = {
 
     let payload;
     try {
-      const isMobile = ["gonk", "android"].includes(AppConstants.platform);
+      const isMobile = ["android"].includes(AppConstants.platform);
       const isSubsession = isMobile ? false : !this._isClassicReason(reason);
 
       if (isMobile) {
diff --git a/toolkit/components/telemetry/TelemetryStorage.jsm b/toolkit/components/telemetry/TelemetryStorage.jsm
index 91cfc993d..c844aacf0 100644
--- a/toolkit/components/telemetry/TelemetryStorage.jsm
+++ b/toolkit/components/telemetry/TelemetryStorage.jsm
@@ -106,7 +106,7 @@ PingParseError.prototype.constructor = PingParseError;
 var Policy = {
   now: () => new Date(),
   getArchiveQuota: () => ARCHIVE_QUOTA_BYTES,
-  getPendingPingsQuota: () => (AppConstants.platform in ["android", "gonk"])
+  getPendingPingsQuota: () => (AppConstants.platform in ["android"])
                                 ? PENDING_PINGS_QUOTA_BYTES_MOBILE
                                 : PENDING_PINGS_QUOTA_BYTES_DESKTOP,
 };
diff --git a/toolkit/components/telemetry/tests/unit/head.js b/toolkit/components/telemetry/tests/unit/head.js
index 51be25766..87afd3617 100644
--- a/toolkit/components/telemetry/tests/unit/head.js
+++ b/toolkit/components/telemetry/tests/unit/head.js
@@ -20,7 +20,7 @@ XPCOMUtils.defineLazyModuleGetter(this, "OS",
 const gIsWindows = AppConstants.platform == "win";
 const gIsMac = AppConstants.platform == "macosx";
 const gIsAndroid = AppConstants.platform == "android";
-const gIsGonk = AppConstants.platform == "gonk";
+const gIsGonk = false;
 const gIsLinux = AppConstants.platform == "linux";
 
 const Telemetry = Cc["@mozilla.org/base/telemetry;1"].getService(Ci.nsITelemetry);
diff --git a/toolkit/components/viewsource/content/viewSource-content.js b/toolkit/components/viewsource/content/viewSource-content.js
index fa1dd19f1..70d23eaa4 100644
--- a/toolkit/components/viewsource/content/viewSource-content.js
+++ b/toolkit/components/viewsource/content/viewSource-content.js
@@ -330,6 +330,8 @@ var ViewSourceContent = {
                     .createInstance(Ci.nsISHEntry);
     shEntry.setURI(BrowserUtils.makeURI(viewSrcURL, null, null));
     shEntry.setTitle(viewSrcURL);
+    let systemPrincipal = Services.scriptSecurityManager.getSystemPrincipal();
+    shEntry.triggeringPrincipal = systemPrincipal;
     shEntry.loadType = Ci.nsIDocShellLoadInfo.loadHistory;
     shEntry.cacheKey = shEntrySource.cacheKey;
     docShell.QueryInterface(Ci.nsIWebNavigation)
diff --git a/toolkit/components/webextensions/.eslintrc.js b/toolkit/components/webextensions/.eslintrc.js
index 70196fc6a..70f91ab6d 100644
--- a/toolkit/components/webextensions/.eslintrc.js
+++ b/toolkit/components/webextensions/.eslintrc.js
@@ -173,9 +173,6 @@ module.exports = { // eslint-disable-line no-undef
     // No reassigning native JS objects
     "no-native-reassign": "error",
 
-    // No (!foo in bar)
-    "no-negated-in-lhs": "error",
-
     // Nested ternary statements are confusing
     "no-nested-ternary": "error",
 
diff --git a/toolkit/content/aboutSupport.js b/toolkit/content/aboutSupport.js
index e9087dfcb..7209b7ad0 100644
--- a/toolkit/content/aboutSupport.js
+++ b/toolkit/content/aboutSupport.js
@@ -497,26 +497,7 @@ var snapshotFormatters = {
     $("prefs-user-js-section").style.display = "";
     // Clear the no-copy class
     $("prefs-user-js-section").className = "";
-  },
-
-  sandbox: function sandbox(data) {
-    if (!AppConstants.MOZ_SANDBOX)
-      return;
-
-    let strings = stringBundle();
-    let tbody = $("sandbox-tbody");
-    for (let key in data) {
-      // Simplify the display a little in the common case.
-      if (key === "hasPrivilegedUserNamespaces" &&
-          data[key] === data["hasUserNamespaces"]) {
-        continue;
-      }
-      tbody.appendChild($.new("tr", [
-        $.new("th", strings.GetStringFromName(key), "column"),
-        $.new("td", data[key])
-      ]));
-    }
-  },
+  }
 };
 
 var $ = document.getElementById.bind(document);
diff --git a/toolkit/content/aboutSupport.xhtml b/toolkit/content/aboutSupport.xhtml
index 9574365a3..a92dcfb4a 100644
--- a/toolkit/content/aboutSupport.xhtml
+++ b/toolkit/content/aboutSupport.xhtml
@@ -475,20 +475,6 @@
         </tbody>
       </table>
 
-
-      <!-- - - - - - - - - - - - - - - - - - - - - -->
-
-#if defined(MOZ_SANDBOX)
-      <h2 class="major-section" id="sandbox">
-	&aboutSupport.sandboxTitle;
-      </h2>
-
-      <table>
-	<tbody id="sandbox-tbody">
-	</tbody>
-      </table>
-#endif
-
     </div>
 
   </body>
diff --git a/toolkit/content/license.html b/toolkit/content/license.html
index 45889a191..a348fdfa6 100644
--- a/toolkit/content/license.html
+++ b/toolkit/content/license.html
@@ -103,7 +103,6 @@
       <li><a href="about:license#icu">ICU License</a></li>
       <li><a href="about:license#immutable">Immutable.js License</a></li>
       <li><a href="about:license#jpnic">Japan Network Information Center License</a></li>
-      <li><a href="about:license#jemalloc">jemalloc License</a></li>
       <li><a href="about:license#jquery">jQuery License</a></li>
       <li><a href="about:license#k_exp">k_exp License</a></li>
       <li><a href="about:license#khronos">Khronos group License</a></li>
@@ -3527,46 +3526,6 @@ Chiyoda-ku, Tokyo 101-0047, Japan.
 
     <hr>
 
-    <h1><a id="jemalloc"></a>jemalloc License</h1>
-
-    <p>This license applies to files in the directories
-    <span class="path">memory/mozjemalloc/</span> and
-    <span class="path">memory/jemalloc/</span>.
-    </p>
-
-<pre>
-Copyright (C) 2002-2012 Jason Evans &lt;jasone@canonware.com&gt;.
-All rights reserved.
-Copyright (C) 2007-2012 Mozilla Foundation.  All rights reserved.
-Copyright (C) 2009-2012 Facebook, Inc.  All rights reserved.
-
-Redistribution and use in source and binary forms, with or without
-modification, are permitted provided that the following conditions
-are met:
-1. Redistributions of source code must retain the above copyright
-   notice(s), this list of conditions and the following disclaimer as
-   the first lines of this file unmodified other than the possible
-   addition of one or more copyright notices.
-2. Redistributions in binary form must reproduce the above copyright
-   notice(s), this list of conditions and the following disclaimer in
-   the documentation and/or other materials provided with the
-   distribution.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
-EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
-PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE
-LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
-BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
-WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
-OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
-EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-</pre>
-
-    <hr>
-
     <h1><a id="jquery"></a>jQuery License</h1>
 
     <p>This license applies to all copies of jQuery in the code.</p>
diff --git a/toolkit/content/widgets/browser.xml b/toolkit/content/widgets/browser.xml
index a5f37b62a..e595c847d 100644
--- a/toolkit/content/widgets/browser.xml
+++ b/toolkit/content/widgets/browser.xml
@@ -135,6 +135,7 @@
               aURI = "about:blank";
 
             var aReferrerPolicy = Components.interfaces.nsIHttpChannel.REFERRER_POLICY_DEFAULT;
+            var aTriggeringPrincipal;
 
             // Check for loadURIWithFlags(uri, { ... });
             var params = arguments[1];
@@ -144,6 +145,9 @@
               if ('referrerPolicy' in params) {
                 aReferrerPolicy = params.referrerPolicy;
               }
+              if ("triggeringPrincipal" in params) {
+                aTriggeringPrincipal = params.triggeringPrincipal;
+              }
               aCharset = params.charset;
               aPostData = params.postData;
             }
@@ -151,7 +155,7 @@
             this._wrapURIChangeCall(() =>
               this.webNavigation.loadURIWithOptions(
                   aURI, aFlags, aReferrerURI, aReferrerPolicy,
-                  aPostData, null, null));
+                  aPostData, null, null, aTriggeringPrincipal));
           ]]>
         </body>
       </method>
diff --git a/toolkit/content/widgets/datetimepopup.xml b/toolkit/content/widgets/datetimepopup.xml
index b4335e1ce..19e7b4f8a 100644
--- a/toolkit/content/widgets/datetimepopup.xml
+++ b/toolkit/content/widgets/datetimepopup.xml
@@ -26,8 +26,8 @@
         this.l10n = {};
         const mozIntl = Components.classes["@mozilla.org/mozintl;1"]
                           .getService(Components.interfaces.mozIMozIntl);
-        mozIntl.addGetCalendarInfo(l10n);
-        mozIntl.addGetDisplayNames(l10n);
+        mozIntl.addGetCalendarInfo(this.l10n);
+        mozIntl.addGetDisplayNames(this.l10n);
         // Notify DateTimePickerHelper.jsm that binding is ready.
         this.dispatchEvent(new CustomEvent("DateTimePickerBindingReady"));
       ]]></constructor>
diff --git a/toolkit/crashreporter/crashreporter.mozbuild b/toolkit/crashreporter/crashreporter.mozbuild
index b8c639175..a9824517c 100644
--- a/toolkit/crashreporter/crashreporter.mozbuild
+++ b/toolkit/crashreporter/crashreporter.mozbuild
@@ -21,7 +21,4 @@ elif CONFIG['GNU_CXX']:
     if CONFIG['CLANG_CXX']:
         CXXFLAGS += ['-Wno-implicit-fallthrough']
 
-if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'gonk':
-    DEFINES['ELFSIZE'] = 32
-
 DEFINES['NO_STABS_SUPPORT'] = True
diff --git a/toolkit/crashreporter/google-breakpad/src/client/linux/moz.build b/toolkit/crashreporter/google-breakpad/src/client/linux/moz.build
index 71a438940..9bb8bace3 100644
--- a/toolkit/crashreporter/google-breakpad/src/client/linux/moz.build
+++ b/toolkit/crashreporter/google-breakpad/src/client/linux/moz.build
@@ -32,7 +32,4 @@ if CONFIG['OS_TARGET'] == 'Android' and CONFIG['CPU_ARCH'] == 'x86':
     # The NDK's user.h defines this struct with a different name.
     DEFINES['user_fpxregs_struct'] = 'user_fxsr_struct'
 
-if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'gonk':
-    DEFINES['getcontext'] = 'breakpad_getcontext'
-
 include('/toolkit/crashreporter/crashreporter.mozbuild')
diff --git a/toolkit/crashreporter/nsExceptionHandler.cpp b/toolkit/crashreporter/nsExceptionHandler.cpp
index 1e0743192..0d1286bdc 100644
--- a/toolkit/crashreporter/nsExceptionHandler.cpp
+++ b/toolkit/crashreporter/nsExceptionHandler.cpp
@@ -1527,11 +1527,9 @@ nsresult SetExceptionHandler(nsIFile* aXREDirectory,
   if (gExceptionHandler)
     return NS_ERROR_ALREADY_INITIALIZED;
 
-#if !defined(DEBUG) || defined(MOZ_WIDGET_GONK)
+#if !defined(DEBUG)
   // In non-debug builds, enable the crash reporter by default, and allow
   // disabling it with the MOZ_CRASHREPORTER_DISABLE environment variable.
-  // Also enable it by default in debug gonk builds as it is difficult to
-  // set environment on startup.
   const char *envvar = PR_GetEnv("MOZ_CRASHREPORTER_DISABLE");
   if (envvar && *envvar && !force)
     return NS_OK;
@@ -1543,10 +1541,7 @@ nsresult SetExceptionHandler(nsIFile* aXREDirectory,
     return NS_OK;
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-  doReport = false;
-  headlessClient = true;
-#elif defined(XP_WIN)
+#if defined(XP_WIN)
   doReport = ShouldReport();
 #else
   // this environment variable prevents us from launching
@@ -3417,22 +3412,10 @@ OOPInit()
 
 #if (defined(XP_WIN) || defined(XP_MACOSX))
   nsCOMPtr<nsIFile> tmpDir;
-# if defined(MOZ_CONTENT_SANDBOX)
-  nsresult rv = NS_GetSpecialDirectory(NS_APP_CONTENT_PROCESS_TEMP_DIR,
-                                       getter_AddRefs(tmpDir));
-  if (NS_FAILED(rv) && PR_GetEnv("XPCSHELL_TEST_PROFILE_DIR")) {
-    // Temporary hack for xpcshell, will be fixed in bug 1257098
-    rv = NS_GetSpecialDirectory(NS_OS_TEMP_DIR, getter_AddRefs(tmpDir));
-  }
-  if (NS_SUCCEEDED(rv)) {
-    childProcessTmpDir = CreatePathFromFile(tmpDir);
-  }
-# else
   if (NS_SUCCEEDED(NS_GetSpecialDirectory(NS_OS_TEMP_DIR,
                                           getter_AddRefs(tmpDir)))) {
     childProcessTmpDir = CreatePathFromFile(tmpDir);
   }
-# endif // defined(MOZ_CONTENT_SANDBOX)
 #endif // (defined(XP_WIN) || defined(XP_MACOSX))
 
 #if defined(XP_WIN)
diff --git a/toolkit/identity/FirefoxAccounts.jsm b/toolkit/identity/FirefoxAccounts.jsm
index 54efaf3b4..1d2ed0439 100644
--- a/toolkit/identity/FirefoxAccounts.jsm
+++ b/toolkit/identity/FirefoxAccounts.jsm
@@ -35,18 +35,11 @@ var log = Log.repository.getLogger("Identity.FxAccounts");
 log.level = LOG_LEVEL;
 log.addAppender(new Log.ConsoleAppender(new Log.BasicFormatter()));
 
-#ifdef MOZ_B2G
-XPCOMUtils.defineLazyModuleGetter(this, "FxAccountsManager",
-                                  "resource://gre/modules/FxAccountsManager.jsm",
-                                  "FxAccountsManager");
-Cu.import("resource://gre/modules/FxAccountsCommon.js");
-#else
-log.warn("The FxAccountsManager is only functional in B2G at this time.");
+log.warn("The FxAccountsManager has been removed.");
 var FxAccountsManager = null;
 var ONVERIFIED_NOTIFICATION = null;
 var ONLOGIN_NOTIFICATION = null;
 var ONLOGOUT_NOTIFICATION = null;
-#endif
 
 function FxAccountsService() {
   Services.obs.addObserver(this, "quit-application-granted", false);
diff --git a/toolkit/identity/tests/unit/xpcshell.ini b/toolkit/identity/tests/unit/xpcshell.ini
index 8ef9b79bc..38b37402c 100644
--- a/toolkit/identity/tests/unit/xpcshell.ini
+++ b/toolkit/identity/tests/unit/xpcshell.ini
@@ -1,7 +1,7 @@
 [DEFAULT]
 head = head_identity.js
 tail = tail_identity.js
-skip-if = (appname != "b2g" || toolkit == 'gonk')
+skip-if = true
 support-files =
   data/idp_1/.well-known/browserid
   data/idp_invalid_1/.well-known/browserid
diff --git a/toolkit/jetpack/dev/volcan.js b/toolkit/jetpack/dev/volcan.js
index 6a68ed12d..7ec208eec 100644
--- a/toolkit/jetpack/dev/volcan.js
+++ b/toolkit/jetpack/dev/volcan.js
@@ -139,7 +139,7 @@ var Client = Class({
           .then(this.onReady.bind(this, this.root), this.onFail);
     } else {
       var actor = this.get(packet.from) || this.root;
-      var event = actor.events[packet.type];
+      event = actor.events[packet.type];
       if (event) {
         var message = new MessageEvent(packet.type, {
           data: event.read(packet)
diff --git a/toolkit/jetpack/moz.build b/toolkit/jetpack/moz.build
index 2e5dbe5e8..22be010d6 100644
--- a/toolkit/jetpack/moz.build
+++ b/toolkit/jetpack/moz.build
@@ -12,116 +12,115 @@ EXTRA_JS_MODULES.sdk.system += [
     'modules/system/Startup.js',
 ]
 
-if CONFIG['MOZ_WIDGET_TOOLKIT'] != "gonk":
-    EXTRA_JS_MODULES.commonjs.method.test += [
-        'method/test/browser.js',
-        'method/test/common.js',
-    ]
+EXTRA_JS_MODULES.commonjs.method.test += [
+    'method/test/browser.js',
+    'method/test/common.js',
+]
 
-    EXTRA_JS_MODULES.commonjs.sdk.deprecated += [
-        'sdk/deprecated/api-utils.js',
-        'sdk/deprecated/sync-worker.js',
-        'sdk/deprecated/unit-test-finder.js',
-        'sdk/deprecated/unit-test.js',
-        'sdk/deprecated/window-utils.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.deprecated += [
+    'sdk/deprecated/api-utils.js',
+    'sdk/deprecated/sync-worker.js',
+    'sdk/deprecated/unit-test-finder.js',
+    'sdk/deprecated/unit-test.js',
+    'sdk/deprecated/window-utils.js',
+]
 
-    EXTRA_JS_MODULES.commonjs.sdk.frame += [
-        'sdk/frame/hidden-frame.js',
-        'sdk/frame/utils.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.frame += [
+    'sdk/frame/hidden-frame.js',
+    'sdk/frame/utils.js',
+]
 
-    EXTRA_JS_MODULES.commonjs.sdk.panel += [
-        'sdk/panel/events.js',
-        'sdk/panel/utils.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.panel += [
+    'sdk/panel/events.js',
+    'sdk/panel/utils.js',
+]
 
-    EXTRA_JS_MODULES.commonjs.sdk.places += [
-        'sdk/places/bookmarks.js',
-        'sdk/places/contract.js',
-        'sdk/places/events.js',
-        'sdk/places/favicon.js',
-        'sdk/places/history.js',
-        'sdk/places/utils.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.places += [
+    'sdk/places/bookmarks.js',
+    'sdk/places/contract.js',
+    'sdk/places/events.js',
+    'sdk/places/favicon.js',
+    'sdk/places/history.js',
+    'sdk/places/utils.js',
+]
 
-    EXTRA_JS_MODULES.commonjs.sdk.places.host += [
-        'sdk/places/host/host-bookmarks.js',
-        'sdk/places/host/host-query.js',
-        'sdk/places/host/host-tags.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.places.host += [
+    'sdk/places/host/host-bookmarks.js',
+    'sdk/places/host/host-query.js',
+    'sdk/places/host/host-tags.js',
+]
 
-    EXTRA_JS_MODULES.commonjs.sdk.tabs += [
-        'sdk/tabs/common.js',
-        'sdk/tabs/events.js',
-        'sdk/tabs/helpers.js',
-        'sdk/tabs/namespace.js',
-        'sdk/tabs/observer.js',
-        'sdk/tabs/tab-fennec.js',
-        'sdk/tabs/tab-firefox.js',
-        'sdk/tabs/tab.js',
-        'sdk/tabs/tabs-firefox.js',
-        'sdk/tabs/utils.js',
-        'sdk/tabs/worker.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.tabs += [
+    'sdk/tabs/common.js',
+    'sdk/tabs/events.js',
+    'sdk/tabs/helpers.js',
+    'sdk/tabs/namespace.js',
+    'sdk/tabs/observer.js',
+    'sdk/tabs/tab-fennec.js',
+    'sdk/tabs/tab-firefox.js',
+    'sdk/tabs/tab.js',
+    'sdk/tabs/tabs-firefox.js',
+    'sdk/tabs/utils.js',
+    'sdk/tabs/worker.js',
+]
 
-    EXTRA_JS_MODULES.commonjs.sdk.test += [
-        'sdk/test/assert.js',
-        'sdk/test/harness.js',
-        'sdk/test/httpd.js',
-        'sdk/test/loader.js',
-        'sdk/test/memory.js',
-        'sdk/test/options.js',
-        'sdk/test/runner.js',
-        'sdk/test/utils.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.test += [
+    'sdk/test/assert.js',
+    'sdk/test/harness.js',
+    'sdk/test/httpd.js',
+    'sdk/test/loader.js',
+    'sdk/test/memory.js',
+    'sdk/test/options.js',
+    'sdk/test/runner.js',
+    'sdk/test/utils.js',
+]
+
+EXTRA_JS_MODULES.commonjs.sdk.ui += [
+    'sdk/ui/component.js',
+    'sdk/ui/frame.js',
+    'sdk/ui/id.js',
+    'sdk/ui/sidebar.js',
+    'sdk/ui/state.js',
+    'sdk/ui/toolbar.js',
+]
 
+if CONFIG['MC_PALEMOON']:
     EXTRA_JS_MODULES.commonjs.sdk.ui += [
-        'sdk/ui/component.js',
-        'sdk/ui/frame.js',
-        'sdk/ui/id.js',
-        'sdk/ui/sidebar.js',
-        'sdk/ui/state.js',
-        'sdk/ui/toolbar.js',
+        'sdk/ui/buttons.js',
     ]
 
-    if CONFIG['MC_PALEMOON']:
-        EXTRA_JS_MODULES.commonjs.sdk.ui += [
-            'sdk/ui/buttons.js',
-        ]
-
-    EXTRA_JS_MODULES.commonjs.sdk.ui.button += [
-        'sdk/ui/button/action.js',
-        'sdk/ui/button/contract.js',
-        'sdk/ui/button/toggle.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.ui.button += [
+    'sdk/ui/button/action.js',
+    'sdk/ui/button/contract.js',
+    'sdk/ui/button/toggle.js',
+]
 
-    EXTRA_PP_JS_MODULES.commonjs.sdk.ui.button += [
-        'sdk/ui/button/view.js',
-    ]
+EXTRA_PP_JS_MODULES.commonjs.sdk.ui.button += [
+    'sdk/ui/button/view.js',
+]
 
-    EXTRA_JS_MODULES.commonjs.sdk.ui.sidebar += [
-        'sdk/ui/sidebar/actions.js',
-        'sdk/ui/sidebar/contract.js',
-        'sdk/ui/sidebar/namespace.js',
-        'sdk/ui/sidebar/utils.js',
-        'sdk/ui/sidebar/view.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.ui.sidebar += [
+    'sdk/ui/sidebar/actions.js',
+    'sdk/ui/sidebar/contract.js',
+    'sdk/ui/sidebar/namespace.js',
+    'sdk/ui/sidebar/utils.js',
+    'sdk/ui/sidebar/view.js',
+]
 
-    EXTRA_JS_MODULES.commonjs.sdk.window += [
-        'sdk/window/browser.js',
-        'sdk/window/events.js',
-        'sdk/window/helpers.js',
-        'sdk/window/namespace.js',
-        'sdk/window/utils.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.window += [
+    'sdk/window/browser.js',
+    'sdk/window/events.js',
+    'sdk/window/helpers.js',
+    'sdk/window/namespace.js',
+    'sdk/window/utils.js',
+]
 
-    EXTRA_JS_MODULES.commonjs.sdk.windows += [
-        'sdk/windows/fennec.js',
-        'sdk/windows/firefox.js',
-        'sdk/windows/observer.js',
-        'sdk/windows/tabs-fennec.js',
-    ]
+EXTRA_JS_MODULES.commonjs.sdk.windows += [
+    'sdk/windows/fennec.js',
+    'sdk/windows/firefox.js',
+    'sdk/windows/observer.js',
+    'sdk/windows/tabs-fennec.js',
+]
 
 EXTRA_JS_MODULES.commonjs += [
     'index.js',
diff --git a/toolkit/jetpack/sdk/lang/weak-set.js b/toolkit/jetpack/sdk/lang/weak-set.js
index 8972602a5..0b81a395b 100644
--- a/toolkit/jetpack/sdk/lang/weak-set.js
+++ b/toolkit/jetpack/sdk/lang/weak-set.js
@@ -2,12 +2,12 @@
  * 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/. */
 
+"use strict";
+
 module.metadata = {
   "stability": "experimental"
 };
 
-"use strict";
-
 const { Cu } = require("chrome");
 
 function makeGetterFor(Type) {
diff --git a/toolkit/jetpack/sdk/ui/buttons.js b/toolkit/jetpack/sdk/ui/buttons.js
index 66e0fd742..6aaed3865 100644
--- a/toolkit/jetpack/sdk/ui/buttons.js
+++ b/toolkit/jetpack/sdk/ui/buttons.js
@@ -50,7 +50,7 @@ function insertButton(aWindow, id, onBuild) {
   let toolbar = toolbarId != "" && doc.getElementById(toolbarId);
 
   if (toolbar) {
-    let nextItem = doc.getElementById(nextItemId);
+    let nextItem = nextItemId != "" && doc.getElementById(nextItemId);
     // If nextItem not in toolbar then retrieve it by reading currentset attribute
     if (!(nextItem && nextItem.parentNode && nextItem.parentNode.id == toolbarId)) {
       nextItem = null;
diff --git a/toolkit/library/moz.build b/toolkit/library/moz.build
index 556b779dd..102ebb44b 100644
--- a/toolkit/library/moz.build
+++ b/toolkit/library/moz.build
@@ -204,11 +204,6 @@ if CONFIG['OS_ARCH'] == 'WINNT':
         'winspool',
     ]
 
-if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'gonk':
-    OS_LIBS += [
-        'dbus',
-    ]
-
 if CONFIG['OS_ARCH'] == 'Linux' and CONFIG['OS_TARGET'] != 'Android':
     OS_LIBS += [
         'rt',
@@ -252,35 +247,6 @@ if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'android':
         'GLESv2',
     ]
 
-if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'gonk':
-    OS_LIBS += [
-        'ui',
-        'media',
-        'hardware_legacy',
-        'hardware',
-        'utils',
-        'cutils',
-        'sysutils',
-        'camera_client',
-        'sensorservice',
-        'stagefright',
-        'stagefright_foundation',
-        'stagefright_omx',
-        'binder',
-        'gui',
-        'mtp',
-    ]
-
-    if int(CONFIG['ANDROID_VERSION']) >= 17:
-        OS_LIBS += [
-            'sync',
-        ]
-
-    if CONFIG['ANDROID_VERSION'] >= '16':
-        OS_LIBS += [
-            'mdnssd',
-        ]
-
 if 'rtsp' in CONFIG['NECKO_PROTOCOLS']:
     OS_LIBS += [
         'stagefright_foundation',
diff --git a/toolkit/locales/en-US/chrome/global/aboutSupport.dtd b/toolkit/locales/en-US/chrome/global/aboutSupport.dtd
index 9f64ef0f1..8459300c5 100644
--- a/toolkit/locales/en-US/chrome/global/aboutSupport.dtd
+++ b/toolkit/locales/en-US/chrome/global/aboutSupport.dtd
@@ -109,8 +109,6 @@ variant of aboutSupport.showDir.label. -->
 <!ENTITY aboutSupport.copyTextToClipboard.label "Copy text to clipboard">
 <!ENTITY aboutSupport.copyRawDataToClipboard.label "Copy raw data to clipboard">
 
-<!ENTITY aboutSupport.sandboxTitle "Sandbox">
-
 <!ENTITY aboutSupport.safeModeTitle "Try Safe Mode">
 <!ENTITY aboutSupport.restartInSafeMode.label "Restart with Add-ons Disabled…">
 
diff --git a/toolkit/locales/en-US/chrome/global/aboutSupport.properties b/toolkit/locales/en-US/chrome/global/aboutSupport.properties
index 41501c01b..0bc612b79 100644
--- a/toolkit/locales/en-US/chrome/global/aboutSupport.properties
+++ b/toolkit/locales/en-US/chrome/global/aboutSupport.properties
@@ -91,14 +91,6 @@ gpuProcessKillButton = Terminate GPU Process
 minLibVersions = Expected minimum version
 loadedLibVersions = Version in use
 
-hasSeccompBPF = Seccomp-BPF (System Call Filtering)
-hasSeccompTSync = Seccomp Thread Synchronization
-hasUserNamespaces = User Namespaces
-hasPrivilegedUserNamespaces = User Namespaces for privileged processes
-canSandboxContent = Content Process Sandboxing
-canSandboxMedia = Media Plugin Sandboxing
-contentSandboxLevel = Content Process Sandbox Level
-
 # LOCALIZATION NOTE %1$S and %2$S will be replaced with the number of remote and the total number
 # of windows, respectively, while %3$S will be replaced with one of the status strings below,
 # which contains a description of the multi-process preference and status.
diff --git a/toolkit/locales/en-US/chrome/mozapps/extensions/extensions.dtd b/toolkit/locales/en-US/chrome/mozapps/extensions/extensions.dtd
index c74fdeb2f..febc18dfd 100644
--- a/toolkit/locales/en-US/chrome/mozapps/extensions/extensions.dtd
+++ b/toolkit/locales/en-US/chrome/mozapps/extensions/extensions.dtd
@@ -1,6 +1,7 @@
 <!-- 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/. -->
+
 <!ENTITY addons.windowTitle                   "Add-ons Manager">
 
 <!ENTITY search.placeholder                   "Search all add-ons">
@@ -210,7 +211,7 @@
 <!ENTITY addon.loadingReleaseNotes.label      "Loading…">
 <!ENTITY addon.errorLoadingReleaseNotes.label "Sorry, but there was an error loading the release notes.">
 
-<!ENTITY addon.nativeAddon                    "This add-on directly targets Pale Moon">
+<!ENTITY addon.nativeAddon                    "This add-on directly targets &brandFullName;">
 <!ENTITY addon.compatAddon                    "This add-on targets Mozilla Firefox and runs in compatibility mode">
 
 <!ENTITY addon.createdBy.label                "By ">
diff --git a/toolkit/modules/AppConstants.jsm b/toolkit/modules/AppConstants.jsm
index 2b18f3c1a..a0ca00935 100644
--- a/toolkit/modules/AppConstants.jsm
+++ b/toolkit/modules/AppConstants.jsm
@@ -81,20 +81,6 @@ this.AppConstants = Object.freeze({
   false,
 #endif
 
-  MOZ_SANDBOX:
-#ifdef MOZ_SANDBOX
-  true,
-#else
-  false,
-#endif
-
-  MOZ_CONTENT_SANDBOX:
-#ifdef MOZ_CONTENT_SANDBOX
-  true,
-#else
-  false,
-#endif
-
   MOZ_TELEMETRY_REPORTING:
 #ifdef MOZ_TELEMETRY_REPORTING
   true,
@@ -144,14 +130,6 @@ this.AppConstants = Object.freeze({
   false,
 #endif
 
-# MOZ_B2G covers both device and desktop b2g
-  MOZ_B2G:
-#ifdef MOZ_B2G
-  true,
-#else
-  false,
-#endif
-
   XP_UNIX:
 #ifdef XP_UNIX
   true,
@@ -170,8 +148,6 @@ this.AppConstants = Object.freeze({
   "macosx",
 #elif MOZ_WIDGET_ANDROID
   "android",
-#elif MOZ_WIDGET_GONK
-  "gonk",
 #elif XP_LINUX
   "linux",
 #else
@@ -218,13 +194,6 @@ this.AppConstants = Object.freeze({
   false,
 #endif
 
-  MOZ_B2G_RIL:
-#ifdef MOZ_B2G_RIL
-  true,
-#else
-  false,
-#endif
-
   MOZ_GRAPHENE:
 #ifdef MOZ_GRAPHENE
   true,
@@ -314,8 +283,6 @@ this.AppConstants = Object.freeze({
   INSTALL_LOCALE: "@AB_CD@",
   MOZ_WIDGET_TOOLKIT: "@MOZ_WIDGET_TOOLKIT@",
   ANDROID_PACKAGE_NAME: "@ANDROID_PACKAGE_NAME@",
-  MOZ_B2G_VERSION: @MOZ_B2G_VERSION@,
-  MOZ_B2G_OS_NAME: @MOZ_B2G_OS_NAME@,
 
   DEBUG_JS_MODULES: "@DEBUG_JS_MODULES@",
 
diff --git a/toolkit/modules/Sqlite.jsm b/toolkit/modules/Sqlite.jsm
index e8d986c0e..6f7a7d94c 100644
--- a/toolkit/modules/Sqlite.jsm
+++ b/toolkit/modules/Sqlite.jsm
@@ -995,7 +995,7 @@ function cloneStorageConnection(options) {
   if (!source) {
     throw new TypeError("connection not specified in clone options.");
   }
-  if (!source instanceof Ci.mozIStorageAsyncConnection) {
+  if (!(source instanceof Ci.mozIStorageAsyncConnection)) {
     throw new TypeError("Connection must be a valid Storage connection.");
   }
 
diff --git a/toolkit/modules/Troubleshoot.jsm b/toolkit/modules/Troubleshoot.jsm
index 60f7e8666..e11d47774 100644
--- a/toolkit/modules/Troubleshoot.jsm
+++ b/toolkit/modules/Troubleshoot.jsm
@@ -530,28 +530,3 @@ var dataProviders = {
   }
 };
 
-if (AppConstants.MOZ_SANDBOX) {
-  dataProviders.sandbox = function sandbox(done) {
-    let data = {};
-    if (AppConstants.platform == "linux") {
-      const keys = ["hasSeccompBPF", "hasSeccompTSync",
-                    "hasPrivilegedUserNamespaces", "hasUserNamespaces",
-                    "canSandboxContent", "canSandboxMedia"];
-
-      let sysInfo = Cc["@mozilla.org/system-info;1"].
-                    getService(Ci.nsIPropertyBag2);
-      for (let key of keys) {
-        if (sysInfo.hasKey(key)) {
-          data[key] = sysInfo.getPropertyAsBool(key);
-        }
-      }
-    }
-
-    if (AppConstants.MOZ_CONTENT_SANDBOX) {
-      data.contentSandboxLevel =
-        Services.prefs.getIntPref("security.sandbox.content.level");
-    }
-
-    done(data);
-  }
-}
diff --git a/toolkit/modules/UpdateUtils.jsm b/toolkit/modules/UpdateUtils.jsm
index ef8475364..e92b1b797 100644
--- a/toolkit/modules/UpdateUtils.jsm
+++ b/toolkit/modules/UpdateUtils.jsm
@@ -87,24 +87,6 @@ this.UpdateUtils = {
     url = url.replace(/%CUSTOM%/g, Preferences.get(PREF_APP_UPDATE_CUSTOM, ""));
     url = url.replace(/\+/g, "%2B");
 
-    if (AppConstants.platform == "gonk") {
-      let sysLibs = {};
-      Cu.import("resource://gre/modules/systemlibs.js", sysLibs);
-      let productDevice = sysLibs.libcutils.property_get("ro.product.device");
-      let buildType = sysLibs.libcutils.property_get("ro.build.type");
-      url = url.replace(/%PRODUCT_MODEL%/g,
-                        sysLibs.libcutils.property_get("ro.product.model"));
-      if (buildType == "user" || buildType == "userdebug") {
-        url = url.replace(/%PRODUCT_DEVICE%/g, productDevice);
-      } else {
-        url = url.replace(/%PRODUCT_DEVICE%/g, productDevice + "-" + buildType);
-      }
-      url = url.replace(/%B2G_VERSION%/g,
-                        Preferences.get(PREF_APP_B2G_VERSION, null));
-      url = url.replace(/%IMEI%/g,
-                        Preferences.get(PREF_APP_UPDATE_IMEI_HASH, "default"));
-    }
-
     return url;
   }
 };
diff --git a/toolkit/modules/sessionstore/Utils.jsm b/toolkit/modules/sessionstore/Utils.jsm
index 863bca6f5..25b75c71b 100644
--- a/toolkit/modules/sessionstore/Utils.jsm
+++ b/toolkit/modules/sessionstore/Utils.jsm
@@ -16,12 +16,17 @@ Cu.import("resource://gre/modules/XPCOMUtils.jsm", this);
 XPCOMUtils.defineLazyServiceGetter(this, "serializationHelper",
                                    "@mozilla.org/network/serialization-helper;1",
                                    "nsISerializationHelper");
+XPCOMUtils.defineLazyGetter(this, "SERIALIZED_SYSTEMPRINCIPAL", function() {
+  return Utils.serializePrincipal(Services.scriptSecurityManager.getSystemPrincipal());
+});
 
 function debug(msg) {
   Services.console.logStringMessage("Utils: " + msg);
 }
 
 this.Utils = Object.freeze({
+  get SERIALIZED_SYSTEMPRINCIPAL() { return SERIALIZED_SYSTEMPRINCIPAL; },
+
   makeURI: function (url) {
     return Services.io.newURI(url, null, null);
   },
diff --git a/toolkit/modules/tests/browser/browser_Troubleshoot.js b/toolkit/modules/tests/browser/browser_Troubleshoot.js
index 34c2a2791..7f0069dc9 100644
--- a/toolkit/modules/tests/browser/browser_Troubleshoot.js
+++ b/toolkit/modules/tests/browser/browser_Troubleshoot.js
@@ -469,10 +469,6 @@ const SNAPSHOT_SCHEMA = {
           required: false,
           type: "boolean"
         },
-        contentSandboxLevel: {
-          required: AppConstants.MOZ_CONTENT_SANDBOX,
-          type: "number"
-        },
       },
     },
   },
diff --git a/toolkit/moz.configure b/toolkit/moz.configure
index c1e0880c9..854814292 100644
--- a/toolkit/moz.configure
+++ b/toolkit/moz.configure
@@ -112,8 +112,7 @@ set_config('L10NBASEDIR', l10n_base)
 # reason.
 option('--enable-default-toolkit', nargs=1,
        choices=('cairo-windows', 'cairo-gtk2', 'cairo-gtk2-x11', 'cairo-gtk3',
-                'cairo-cocoa', 'cairo-uikit', 'cairo-android',
-                'cairo-gonk'),
+                'cairo-cocoa', 'cairo-uikit', 'cairo-android'),
        help='Select default toolkit')
 
 @depends('--enable-default-toolkit', target)
@@ -232,7 +231,7 @@ set_define(gl_provider_define, True)
 # ==============================================================
 @depends(toolkit)
 def pdf_printing(toolkit):
-    if toolkit in ('windows', 'gtk2', 'gtk3', 'android', 'gonk'):
+    if toolkit in ('windows', 'gtk2', 'gtk3', 'android'):
         return True
 
 @depends(pdf_printing)
@@ -254,8 +253,8 @@ option(env='MOZ_INSTRUMENT_EVENT_LOOP',
 
 @depends('MOZ_INSTRUMENT_EVENT_LOOP', toolkit)
 def instrument_event_loop(value, toolkit):
-    if value or (toolkit in ('windows', 'gtk2', 'gtk3', 'cocoa', 'android',
-                             'gonk') and value.origin == 'default'):
+    if value or (toolkit in ('windows', 'gtk2', 'gtk3', 'cocoa',
+                             'android') and value.origin == 'default'):
         return True
 
 set_config('MOZ_INSTRUMENT_EVENT_LOOP', instrument_event_loop)
diff --git a/toolkit/mozapps/extensions/AddonManager.jsm b/toolkit/mozapps/extensions/AddonManager.jsm
index 3913c2088..d4c3a6967 100644
--- a/toolkit/mozapps/extensions/AddonManager.jsm
+++ b/toolkit/mozapps/extensions/AddonManager.jsm
@@ -2671,6 +2671,8 @@ this.AddonManager = {
   ERROR_CORRUPT_FILE: -3,
   // An error occured trying to write to the filesystem.
   ERROR_FILE_ACCESS: -4,
+  // The downloaded file seems to be Jetpack.
+  ERROR_JETPACKSDK_FILE: -8,
   // The downloaded file seems to be WebExtension.
   ERROR_WEBEXT_FILE: -9,
 
diff --git a/toolkit/mozapps/extensions/AddonPathService.cpp b/toolkit/mozapps/extensions/AddonPathService.cpp
index 006149100..ddfdbe817 100644
--- a/toolkit/mozapps/extensions/AddonPathService.cpp
+++ b/toolkit/mozapps/extensions/AddonPathService.cpp
@@ -128,6 +128,16 @@ AddonPathService::InsertPath(const nsAString& path, const nsAString& addonIdStri
   return NS_OK;
 }
 
+NS_IMETHODIMP
+AddonPathService::MapURIToAddonId(nsIURI* aURI, nsAString& addonIdString)
+{
+  if (JSAddonId* id = MapURIToAddonID(aURI)) {
+    JSFlatString* flat = JS_ASSERT_STRING_IS_FLAT(JS::StringOfAddonId(id));
+    AssignJSFlatString(addonIdString, flat);
+  }
+  return NS_OK;
+}
+
 static nsresult
 ResolveURI(nsIURI* aURI, nsAString& out)
 {
diff --git a/toolkit/mozapps/extensions/amIAddonPathService.idl b/toolkit/mozapps/extensions/amIAddonPathService.idl
index 863689858..9c9197a61 100644
--- a/toolkit/mozapps/extensions/amIAddonPathService.idl
+++ b/toolkit/mozapps/extensions/amIAddonPathService.idl
@@ -5,6 +5,8 @@
 
 #include "nsISupports.idl"
 
+interface nsIURI;
+
 /**
  * This service maps file system paths where add-ons reside to the ID
  * of the add-on. Paths are added by the add-on manager. They can
@@ -26,4 +28,10 @@ interface amIAddonPathService : nsISupports
    * associated with the given add-on ID.
    */
   void insertPath(in AString path, in AString addonId);
+
+  /**
+   * Given a URI to a file, return the ID of the add-on that the file belongs
+   * to. Returns an empty string if there is no add-on there.
+   */
+  AString mapURIToAddonId(in nsIURI aURI);
 };
diff --git a/toolkit/mozapps/extensions/content/extensions.js b/toolkit/mozapps/extensions/content/extensions.js
index 8d9c132e6..fc4392231 100644
--- a/toolkit/mozapps/extensions/content/extensions.js
+++ b/toolkit/mozapps/extensions/content/extensions.js
@@ -18,10 +18,12 @@ Cu.import("resource://gre/modules/addons/AddonRepository.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "PluralForm",
                                   "resource://gre/modules/PluralForm.jsm");
 
+#ifdef MOZ_DEVTOOLS
 XPCOMUtils.defineLazyGetter(this, "BrowserToolboxProcess", function () {
   return Cu.import("resource://devtools/client/framework/ToolboxProcess.jsm", {}).
          BrowserToolboxProcess;
 });
+#endif
 
 const PREF_DISCOVERURL = "extensions.webservice.discoverURL";
 const PREF_DISCOVER_ENABLED = "extensions.getAddons.showPane";
@@ -1002,6 +1004,7 @@ var gViewController = {
       }
     },
 
+#ifdef MOZ_DEVTOOLS
     cmd_debugItem: {
       doCommand: function cmd_debugItem_doCommand(aAddon) {
         BrowserToolboxProcess.init({ addonID: aAddon.id });
@@ -1015,6 +1018,7 @@ var gViewController = {
         return aAddon && aAddon.isDebuggable && debuggerEnabled && remoteEnabled;
       }
     },
+#endif
 
     cmd_showItemPreferences: {
       isEnabled: function cmd_showItemPreferences_isEnabled(aAddon) {
diff --git a/toolkit/mozapps/extensions/content/extensions.xml b/toolkit/mozapps/extensions/content/extensions.xml
index fab340540..cbd05bfa9 100644
--- a/toolkit/mozapps/extensions/content/extensions.xml
+++ b/toolkit/mozapps/extensions/content/extensions.xml
@@ -9,6 +9,8 @@
 %extensionsDTD;
 <!ENTITY % aboutDTD SYSTEM "chrome://mozapps/locale/extensions/about.dtd">
 %aboutDTD;
+<!ENTITY % brandDTD SYSTEM "chrome://branding/locale/brand.dtd" >
+%brandDTD;
 ]>
 
 <bindings id="addonBindings"
@@ -855,8 +857,10 @@
                 <xul:label anonid="name" class="name" crop="end" flex="1"
                            xbl:inherits="value=name,tooltiptext=name"/>
                 <xul:label anonid="version" class="version"/>
+#ifdef MOZ_PHOENIX_EXTENSIONS
                 <xul:label class="nativeIndicator nativeAddon" value="●" tooltiptext="&addon.nativeAddon;"/>
                 <xul:label class="nativeIndicator compatAddon" value="●" tooltiptext="&addon.compatAddon;"/>
+#endif
                 <xul:label class="disabled-postfix" value="&addon.disabled.postfix;"/>
                 <xul:label class="update-postfix" value="&addon.update.postfix;"/>
                 <xul:spacer flex="5000"/> <!-- Necessary to make the name crop -->
@@ -1362,8 +1366,10 @@
                                                   [this.mAddon.name], 1);
             } else {
               this.removeAttribute("notification");
+#ifdef MOZ_PHOENIX_EXTENSIONS
               if (this.mAddon.type == "extension")
                 this.setAttribute("native", this.mAddon.native);
+#endif
             }
           }
 
@@ -1622,11 +1628,13 @@
         ]]></body>
       </method>
 
+#ifdef MOZ_DEVTOOLS
       <method name="debug">
         <body><![CDATA[
           gViewController.doCommand("cmd_debugItem", this.mAddon);
         ]]></body>
       </method>
+#endif
 
       <method name="showPreferences">
         <body><![CDATA[
diff --git a/toolkit/mozapps/extensions/content/extensions.xul b/toolkit/mozapps/extensions/content/extensions.xul
index c1a8edc86..c5eeb534f 100644
--- a/toolkit/mozapps/extensions/content/extensions.xul
+++ b/toolkit/mozapps/extensions/content/extensions.xul
@@ -53,8 +53,10 @@
       <menuitem id="menuitem_uninstallItem" command="cmd_uninstallItem"
                 label="&cmd.uninstallAddon.label;"
                 accesskey="&cmd.uninstallAddon.accesskey;"/>
+#ifdef MOZ_DEVTOOLS
       <menuitem id="menuitem_debugItem" command="cmd_debugItem"
                 label="&cmd.debugAddon.label;"/>
+#endif
       <menuseparator id="addonitem-menuseparator" />
       <menuitem id="menuitem_preferences" command="cmd_showItemPreferences"
 #ifdef XP_WIN
@@ -101,7 +103,9 @@
     <command id="cmd_findItemUpdates"/>
     <command id="cmd_showItemPreferences"/>
     <command id="cmd_showItemAbout"/>
+#ifdef MOZ_DEVTOOLS
     <command id="cmd_debugItem"/>
+#endif
     <command id="cmd_enableItem"/>
     <command id="cmd_disableItem"/>
     <command id="cmd_installItem"/>
@@ -631,9 +635,11 @@
 #endif
                             command="cmd_showItemPreferences"/>
                     <spacer flex="1"/>
+#ifdef MOZ_DEVTOOLS
                     <button id="detail-debug-btn" class="addon-control debug"
                             label="Debug"
                             command="cmd_debugItem" />
+#endif
                     <button id="detail-enable-btn" class="addon-control enable"
                             label="&cmd.enableAddon.label;"
                             accesskey="&cmd.enableAddon.accesskey;"
diff --git a/toolkit/mozapps/extensions/extensions.manifest b/toolkit/mozapps/extensions/extensions.manifest
index f0f00545f..14aca3ff6 100644
--- a/toolkit/mozapps/extensions/extensions.manifest
+++ b/toolkit/mozapps/extensions/extensions.manifest
@@ -1,7 +1,6 @@
 component {66354bc9-7ed1-4692-ae1d-8da97d6b205e} nsBlocklistService.js
 contract @mozilla.org/extensions/blocklist;1 {66354bc9-7ed1-4692-ae1d-8da97d6b205e}
 category profile-after-change nsBlocklistService @mozilla.org/extensions/blocklist;1
-#ifndef MOZ_WIDGET_GONK
 category update-timer nsBlocklistService @mozilla.org/extensions/blocklist;1,getService,blocklist-background-update-timer,extensions.blocklist.interval,86400
 component {4399533d-08d1-458c-a87a-235f74451cfa} addonManager.js
 contract @mozilla.org/addons/integration;1 {4399533d-08d1-458c-a87a-235f74451cfa}
@@ -17,4 +16,3 @@ category JavaScript-global-property InstallTrigger @mozilla.org/addons/installtr
 category addon-provider-module PluginProvider resource://gre/modules/addons/PluginProvider.jsm
 #endif
 category addon-provider-module GMPProvider resource://gre/modules/addons/GMPProvider.jsm
-#endif
diff --git a/toolkit/mozapps/extensions/internal/AddonUpdateChecker.jsm b/toolkit/mozapps/extensions/internal/AddonUpdateChecker.jsm
index 939e2e269..8d742ea42 100644
--- a/toolkit/mozapps/extensions/internal/AddonUpdateChecker.jsm
+++ b/toolkit/mozapps/extensions/internal/AddonUpdateChecker.jsm
@@ -766,8 +766,17 @@ this.AddonUpdateChecker = {
    *         down in-progress update requests
    */
   checkForUpdates: function AUC_checkForUpdates(aId, aUpdateKey, aUrl, aObserver) {
-    // Exclude default theme
-    if (aId != "{972ce4c6-7e08-4474-a285-3208198ce6fd}")
+    // Define an array of internally used IDs to NOT send to AUS such as the
+    // Default Theme. Please keep this list in sync with:
+    // toolkit/mozapps/webextensions/AddonUpdateChecker.jsm
+    let internalIDS = [
+      '{972ce4c6-7e08-4474-a285-3208198ce6fd}',
+      'modern@themes.mozilla.org'
+    ];
+    
+    // If the ID is not in the array then go ahead and query AUS
+    if (internalIDS.indexOf(aId) == -1) {
         return new UpdateParser(aId, aUpdateKey, aUrl, aObserver);
+    }
   }
 };
diff --git a/toolkit/mozapps/extensions/internal/XPIProvider.jsm b/toolkit/mozapps/extensions/internal/XPIProvider.jsm
index c43811ba8..5b3585cd8 100644
--- a/toolkit/mozapps/extensions/internal/XPIProvider.jsm
+++ b/toolkit/mozapps/extensions/internal/XPIProvider.jsm
@@ -36,8 +36,10 @@ XPCOMUtils.defineLazyModuleGetter(this, "Task",
                                   "resource://gre/modules/Task.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "OS",
                                   "resource://gre/modules/osfile.jsm");
+#ifdef MOZ_DEVTOOLS
 XPCOMUtils.defineLazyModuleGetter(this, "BrowserToolboxProcess",
                                   "resource://devtools/client/framework/ToolboxProcess.jsm");
+#endif
 XPCOMUtils.defineLazyModuleGetter(this, "ConsoleAPI",
                                   "resource://gre/modules/Console.jsm");
 
@@ -52,6 +54,10 @@ XPCOMUtils.defineLazyServiceGetter(this,
                                    "ResProtocolHandler",
                                    "@mozilla.org/network/protocol;1?name=resource",
                                    "nsIResProtocolHandler");
+XPCOMUtils.defineLazyServiceGetter(this,
+                                   "AddonPathService",
+                                   "@mozilla.org/addon-path-service;1",
+                                   "amIAddonPathService");
 
 const nsIFile = Components.Constructor("@mozilla.org/file/local;1", "nsIFile",
                                        "initWithPath");
@@ -106,6 +112,10 @@ const DIR_TRASH                       = "trash";
 const FILE_DATABASE                   = "extensions.json";
 const FILE_OLD_CACHE                  = "extensions.cache";
 const FILE_INSTALL_MANIFEST           = "install.rdf";
+#ifndef MOZ_JETPACK
+const FILE_JETPACK_MANIFEST_1         = "harness-options.json";
+const FILE_JETPACK_MANIFEST_2         = "package.json";
+#endif
 const FILE_WEBEXT_MANIFEST            = "manifest.json";
 const FILE_XPI_ADDONS_LIST            = "extensions.ini";
 
@@ -134,7 +144,9 @@ const FIREFOX_APPCOMPATVERSION        = "56.9"
 
 // The value for this is in Makefile.in
 #expand const DB_SCHEMA                       = __MOZ_EXTENSIONS_DB_SCHEMA__;
+#ifdef MOZ_DEVTOOLS
 const NOTIFICATION_TOOLBOXPROCESS_LOADED      = "ToolboxProcessLoaded";
+#endif
 
 // Properties that exist in the install manifest
 const PROP_METADATA      = ["id", "version", "type", "internalName", "updateURL",
@@ -1059,37 +1071,36 @@ function loadManifestFromDir(aDir) {
  * @throws if the XPI file does not contain a valid install manifest.
  *         Throws with |webext:true| if a WebExtension manifest was found
  *         to distinguish between WebExtensions and corrupt files.
+ *         Throws with |jetpacksdk:true| if a Jetpack files were found
+ *         if Jetpack its self isn't built.
  */
 function loadManifestFromZipReader(aZipReader) {
-  let zis;
-  try {
-    zis = aZipReader.getInputStream(FILE_INSTALL_MANIFEST);
-  } catch (e) {
-    // We're going to throw here, but depending on whether we have a
-    // WebExtension manifest in the XPI, we'll throw with the webext flag.
-    try {
-      let zws = aZipReader.getInputStream(FILE_WEBEXT_MANIFEST);
-      zws.close();
-    } catch(e2) {
-      // We have neither an install manifest nor a WebExtension manifest;
-      // this means the extension file has a structural problem.
-      // Just pass the original error up the chain in that case.
+  // If WebExtension but not install.rdf throw an error
+  if (aZipReader.hasEntry(FILE_WEBEXT_MANIFEST)) {
+    if (!aZipReader.hasEntry(FILE_INSTALL_MANIFEST)) {
       throw {
-        name: e.name,
-        message: e.message
+        name: "UnsupportedExtension",
+        message: Services.appinfo.name + " does not support WebExtensions",
+        webext: true
       };
     }
-    // If we get here, we have a WebExtension manifest but no install
-    // manifest. Pass the error up the chain with the webext flag.
+  }
+
+#ifndef MOZ_JETPACK
+  // If Jetpack is not built throw an error
+  if (aZipReader.hasEntry(FILE_JETPACK_MANIFEST_1) ||
+      aZipReader.hasEntry(FILE_JETPACK_MANIFEST_2)) {
     throw {
-      name: e.name,
-      message: e.message,
-      webext: true
+      name: "UnsupportedExtension",
+      message: Services.appinfo.name + " does not support Jetpack Extensions",
+      jetpacksdk: true
     };
   }
-  
-  // We found an install manifest, so it's either a regular or hybrid
-  // extension. Continue processing.
+#endif
+ 
+  // Attempt to open install.rdf else throw normally
+  let zis = aZipReader.getInputStream(FILE_INSTALL_MANIFEST);
+  // Create a buffered input stream for install.rdf
   let bis = Cc["@mozilla.org/network/buffered-input-stream;1"].
             createInstance(Ci.nsIBufferedInputStream);
   bis.init(zis, 4096);
@@ -1118,7 +1129,9 @@ function loadManifestFromZipReader(aZipReader) {
     return addon;
   }
   finally {
+    // Close the buffered input stream
     bis.close();
+    // Close the input stream to install.rdf
     zis.close();
   }
 }
@@ -1842,8 +1855,10 @@ this.XPIProvider = {
   _enabledExperiments: null,
   // A Map from an add-on install to its ID
   _addonFileMap: new Map(),
+#ifdef MOZ_DEVTOOLS
   // Flag to know if ToolboxProcess.jsm has already been loaded by someone or not
   _toolboxProcessLoaded: false,
+#endif
   // Have we started shutting down bootstrap add-ons?
   _closing: false,
 
@@ -1887,8 +1902,7 @@ this.XPIProvider = {
     logger.info("Mapping " + aID + " to " + aFile.path);
     this._addonFileMap.set(aID, aFile.path);
 
-    let service = Cc["@mozilla.org/addon-path-service;1"].getService(Ci.amIAddonPathService);
-    service.insertPath(aFile.path, aID);
+    AddonPathService.insertPath(aFile.path, aID);
   },
 
   /**
@@ -2080,6 +2094,8 @@ this.XPIProvider = {
       Services.prefs.addObserver(PREF_EM_MIN_COMPAT_APP_VERSION, this, false);
       Services.prefs.addObserver(PREF_EM_MIN_COMPAT_PLATFORM_VERSION, this, false);
       Services.obs.addObserver(this, NOTIFICATION_FLUSH_PERMISSIONS, false);
+
+#ifdef MOZ_DEVTOOLS
       if (Cu.isModuleLoaded("resource://devtools/client/framework/ToolboxProcess.jsm")) {
         // If BrowserToolboxProcess is already loaded, set the boolean to true
         // and do whatever is needed
@@ -2091,6 +2107,7 @@ this.XPIProvider = {
         // Else, wait for it to load
         Services.obs.addObserver(this, NOTIFICATION_TOOLBOXPROCESS_LOADED, false);
       }
+#endif
 
       let flushCaches = this.checkForChanges(aAppChanged, aOldAppVersion,
                                              aOldPlatformVersion);
@@ -3916,16 +3933,8 @@ this.XPIProvider = {
    * @see    amIAddonManager.mapURIToAddonID
    */
   mapURIToAddonID: function XPI_mapURIToAddonID(aURI) {
-    let resolved = this._resolveURIToFile(aURI);
-    if (!resolved || !(resolved instanceof Ci.nsIFileURL))
-      return null;
-
-    for (let [id, path] of this._addonFileMap) {
-      if (resolved.file.path.startsWith(path))
-        return id;
-    }
-
-    return null;
+    // Returns `null` instead of empty string if the URI can't be mapped.
+    return AddonPathService.mapURIToAddonId(aURI) || null;
   },
 
   /**
@@ -4093,12 +4102,14 @@ this.XPIProvider = {
       }
       return;
     }
+#ifdef MOZ_DEVTOOLS
     else if (aTopic == NOTIFICATION_TOOLBOXPROCESS_LOADED) {
       Services.obs.removeObserver(this, NOTIFICATION_TOOLBOXPROCESS_LOADED, false);
       this._toolboxProcessLoaded = true;
       BrowserToolboxProcess.on("connectionchange",
                                this.onDebugConnectionChange.bind(this));
     }
+#endif
 
     if (aTopic == "nsPref:changed") {
       switch (aData) {
@@ -4363,12 +4374,14 @@ this.XPIProvider = {
       logger.warn("Error loading bootstrap.js for " + aId, e);
     }
 
+#ifdef MOZ_DEVTOOLS
     // Only access BrowserToolboxProcess if ToolboxProcess.jsm has been
     // initialized as otherwise, when it will be initialized, all addons'
     // globals will be added anyways
     if (this._toolboxProcessLoaded) {
       BrowserToolboxProcess.setAddonOptions(aId, { global: this.bootstrapScopes[aId] });
     }
+#endif
   },
 
   /**
@@ -4388,11 +4401,13 @@ this.XPIProvider = {
     this.persistBootstrappedAddons();
     this.addAddonsToCrashReporter();
 
+#ifdef MOZ_DEVTOOLS
     // Only access BrowserToolboxProcess if ToolboxProcess.jsm has been
     // initialized as otherwise, there won't be any addon globals added to it
     if (this._toolboxProcessLoaded) {
       BrowserToolboxProcess.setAddonOptions(aId, { global: null });
     }
+#endif
   },
 
   /**
@@ -5010,6 +5025,11 @@ AddonInstall.prototype = {
       if (e.webext) {
         logger.warn("WebExtension XPI", e);
         this.error = AddonManager.ERROR_WEBEXT_FILE;
+#ifndef MOZ_JETPACK
+      } else if (e.jetpacksdk) {
+        logger.warn("Jetpack XPI", e);
+        this.error = AddonManager.ERROR_JETPACKSDK_FILE;
+#endif
       } else {
         logger.warn("Invalid XPI", e);
         this.error = AddonManager.ERROR_CORRUPT_FILE;
@@ -5651,6 +5671,10 @@ AddonInstall.prototype = {
         catch (e) {
           if (e.webext) {
             this.downloadFailed(AddonManager.ERROR_WEBEXT_FILE, e);
+#ifndef MOZ_JETPACK
+          } else if (e.jetpacksdk) {
+            this.downloadFailed(AddonManager.ERROR_JETPACKSDK_FILE, e);
+#endif
           } else {
             this.downloadFailed(AddonManager.ERROR_CORRUPT_FILE, e);
           }
@@ -6447,21 +6471,23 @@ AddonInternal.prototype = {
     if (!aPlatformVersion)
       aPlatformVersion = Services.appinfo.platformVersion;
 
+#ifdef MOZ_PHOENIX_EXTENSIONS
     this.native = false;
-  
+#endif
+
     let version;
     if (app.id == Services.appinfo.ID) {
       version = aAppVersion;
+#ifdef MOZ_PHOENIX_EXTENSIONS
       this.native = true;
     }
-#ifdef MOZ_PHOENIX_EXTENSIONS
     else if (app.id == FIREFOX_ID) {
      version = FIREFOX_APPCOMPATVERSION;
       if (this.type == "locale")
         //Never allow language packs in Firefox compatibility mode
         return false;
-    }
 #endif
+    }
     else if (app.id == TOOLKIT_ID)
       version = aPlatformVersion
 
diff --git a/toolkit/mozapps/extensions/internal/XPIProviderUtils.js b/toolkit/mozapps/extensions/internal/XPIProviderUtils.js
index d26029455..6b37ed640 100644
--- a/toolkit/mozapps/extensions/internal/XPIProviderUtils.js
+++ b/toolkit/mozapps/extensions/internal/XPIProviderUtils.js
@@ -70,7 +70,11 @@ const PROP_JSON_FIELDS = ["id", "syncGUID", "location", "version", "type",
                           "skinnable", "size", "sourceURI", "releaseNotesURI",
                           "softDisabled", "foreignInstall", "hasBinaryComponents",
                           "strictCompatibility", "locales", "targetApplications",
-                          "targetPlatforms", "multiprocessCompatible", "native"];
+                          "targetPlatforms", "multiprocessCompatible",
+#ifdef MOZ_PHOENIX_EXTENSIONS
+                          "native"
+#endif
+                          ];
 
 // Time to wait before async save of XPI JSON database, in milliseconds
 const ASYNC_SAVE_DELAY_MS = 20;
diff --git a/toolkit/mozapps/extensions/nsBlocklistService.js b/toolkit/mozapps/extensions/nsBlocklistService.js
index 936c9d1b5..487dae8e5 100644
--- a/toolkit/mozapps/extensions/nsBlocklistService.js
+++ b/toolkit/mozapps/extensions/nsBlocklistService.js
@@ -910,7 +910,7 @@ Blocklist.prototype = {
     let issuer = blocklistElement.getAttribute("issuerName");
     for (let snElement of blocklistElement.children) {
       try {
-        gCertBlocklistService.addRevokedCert(issuer, snElement.textContent);
+        gCertBlocklistService.revokeCertByIssuerAndSerial(issuer, snElement.textContent);
       } catch (e) {
         // we want to keep trying other elements since missing all items
         // is worse than missing one
diff --git a/toolkit/mozapps/extensions/test/xpcshell/test_mapURIToAddonID.js b/toolkit/mozapps/extensions/test/xpcshell/test_mapURIToAddonID.js
index a6f9c8052..a153256dc 100644
--- a/toolkit/mozapps/extensions/test/xpcshell/test_mapURIToAddonID.js
+++ b/toolkit/mozapps/extensions/test/xpcshell/test_mapURIToAddonID.js
@@ -95,8 +95,10 @@ function run_test_early() {
         "resource://gre/modules/addons/XPIProvider.jsm", {});
 
       // Make the early API call.
-      do_check_null(s.XPIProvider.mapURIToAddonID(uri));
+      // AddonManager still misses its provider and so doesn't work yet.
       do_check_null(AddonManager.mapURIToAddonID(uri));
+      // But calling XPIProvider directly works immediately
+      do_check_eq(s.XPIProvider.mapURIToAddonID(uri), id);
 
       // Actually start up the manager.
       startupManager(false);
diff --git a/toolkit/mozapps/extensions/test/xpcshell/xpcshell-shared.ini b/toolkit/mozapps/extensions/test/xpcshell/xpcshell-shared.ini
index 2a12f147a..51419a6e3 100644
--- a/toolkit/mozapps/extensions/test/xpcshell/xpcshell-shared.ini
+++ b/toolkit/mozapps/extensions/test/xpcshell/xpcshell-shared.ini
@@ -1,6 +1,6 @@
 # The file is shared between the two main xpcshell manifest files.
 [DEFAULT]
-skip-if = toolkit == 'android' || toolkit == 'gonk'
+skip-if = toolkit == 'android'
 
 [test_AddonRepository.js]
 # Bug 676992: test consistently hangs on Android
diff --git a/toolkit/mozapps/extensions/test/xpcshell/xpcshell-unpack.ini b/toolkit/mozapps/extensions/test/xpcshell/xpcshell-unpack.ini
index 51520f888..1f4fd692e 100644
--- a/toolkit/mozapps/extensions/test/xpcshell/xpcshell-unpack.ini
+++ b/toolkit/mozapps/extensions/test/xpcshell/xpcshell-unpack.ini
@@ -2,7 +2,7 @@
 head = head_addons.js head_unpack.js
 tail =
 firefox-appdir = browser
-skip-if = toolkit == 'android' || toolkit == 'gonk'
+skip-if = toolkit == 'android'
 dupe-manifest =
 
 [include:xpcshell-shared.ini]
diff --git a/toolkit/mozapps/extensions/test/xpcshell/xpcshell.ini b/toolkit/mozapps/extensions/test/xpcshell/xpcshell.ini
index 83ab77c74..afe13895d 100644
--- a/toolkit/mozapps/extensions/test/xpcshell/xpcshell.ini
+++ b/toolkit/mozapps/extensions/test/xpcshell/xpcshell.ini
@@ -1,5 +1,5 @@
 [DEFAULT]
-skip-if = buildapp == 'mulet' || toolkit == 'android' || toolkit == 'gonk'
+skip-if = buildapp == 'mulet' || toolkit == 'android'
 head = head_addons.js
 tail =
 firefox-appdir = browser
diff --git a/toolkit/mozapps/extensions/test/xpinstall/browser_datauri.js b/toolkit/mozapps/extensions/test/xpinstall/browser_datauri.js
index 917f2465d..b24bce4b5 100644
--- a/toolkit/mozapps/extensions/test/xpinstall/browser_datauri.js
+++ b/toolkit/mozapps/extensions/test/xpinstall/browser_datauri.js
@@ -13,6 +13,13 @@ function setup_redirect(aSettings) {
 }
 
 function test() {
+  waitForExplicitFinish();
+  SpecialPowers.pushPrefEnv({
+    "set": [["security.data_uri.block_toplevel_data_uri_navigations", false]]
+  }, runTest);
+}
+
+function runTest() {
   Harness.installOriginBlockedCallback = install_blocked;
   Harness.installsCompletedCallback = finish_test;
   Harness.setup();
@@ -33,4 +40,5 @@ function finish_test(count) {
 
   gBrowser.removeCurrentTab();
   Harness.finish();
+  finish();
 }
diff --git a/toolkit/mozapps/update/nsUpdateService.js b/toolkit/mozapps/update/nsUpdateService.js
index e23ab3f40..0cf7b8938 100644
--- a/toolkit/mozapps/update/nsUpdateService.js
+++ b/toolkit/mozapps/update/nsUpdateService.js
@@ -55,8 +55,6 @@ const URI_UPDATES_PROPERTIES    = "chrome://mozapps/locale/update/updates.proper
 
 const KEY_UPDROOT         = "UpdRootD";
 const KEY_EXECUTABLE      = "XREExeF";
-// Gonk only
-const KEY_UPDATE_ARCHIVE_DIR = "UpdArchD";
 
 const DIR_UPDATES         = "updates";
 
@@ -198,17 +196,6 @@ const APPID_TO_TOPIC = {
 
 var gUpdateMutexHandle = null;
 
-// Gonk only
-var gSDCardMountLock = null;
-
-// Gonk only
-XPCOMUtils.defineLazyGetter(this, "gExtStorage", function aus_gExtStorage() {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_NOT_IMPLEMENTED;
-  }
-  return Services.env.get("EXTERNAL_STORAGE");
-});
-
 XPCOMUtils.defineLazyModuleGetter(this, "UpdateUtils",
                                   "resource://gre/modules/UpdateUtils.jsm");
 
@@ -564,13 +551,6 @@ function getCanStageUpdates() {
     return true;
   }
 
-  // For Gonk, the updater will remount the /system partition to move staged
-  // files into place.
-  if (AppConstants.platform == "gonk") {
-    LOG("getCanStageUpdates - able to stage updates because this is gonk");
-    return true;
-  }
-
   if (!hasUpdateMutex()) {
     LOG("getCanStageUpdates - unable to apply updates because another " +
         "instance of the application is already handling updates for this " +
@@ -798,105 +778,6 @@ function writeVersionFile(dir, version) {
 }
 
 /**
- * Gonk only function that reads the link file specified in the update.link file
- * in the specified directory and returns the nsIFile for the corresponding
- * file.
- * @param   dir
- *          The dir to look for an update.link file in
- * @return  A nsIFile for the file path specified in the
- *          update.link file or null if the update.link file
- *          doesn't exist.
- */
-function getFileFromUpdateLink(dir) {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_NOT_IMPLEMENTED;
-  }
-  let linkFile = dir.clone();
-  linkFile.append(FILE_UPDATE_LINK);
-  let link = readStringFromFile(linkFile);
-  LOG("getFileFromUpdateLink linkFile.path: " + linkFile.path + ", link: " + link);
-  if (!link) {
-    return null;
-  }
-  let file = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsIFile);
-  file.initWithPath(link);
-  return file;
-}
-
-/**
- * Gonk only function to create a link file. This allows the actual patch to
- * live in a directory different from the update directory.
- * @param   dir
- *          The patch directory where the update.link file
- *          should be written.
- * @param   patchFile
- *          The fully qualified filename of the patchfile.
- */
-function writeLinkFile(dir, patchFile) {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_NOT_IMPLEMENTED;
-  }
-  let linkFile = dir.clone();
-  linkFile.append(FILE_UPDATE_LINK);
-  writeStringToFile(linkFile, patchFile.path);
-  if (patchFile.path.indexOf(gExtStorage) == 0) {
-    // The patchfile is being stored on external storage. Try to lock it
-    // so that it doesn't get shared with the PC while we're downloading
-    // to it.
-    acquireSDCardMountLock();
-  }
-}
-
-/**
- * Gonk only function to acquire a VolumeMountLock for the sdcard volume.
- *
- * This prevents the SDCard from being shared with the PC while
- * we're downloading the update.
- */
-function acquireSDCardMountLock() {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_NOT_IMPLEMENTED;
-  }
-  let volsvc = Cc["@mozilla.org/telephony/volume-service;1"].
-                    getService(Ci.nsIVolumeService);
-  if (volsvc) {
-    gSDCardMountLock = volsvc.createMountLock("sdcard");
-  }
-}
-
-/**
- * Gonk only function that determines if the state corresponds to an
- * interrupted update. This could either be because the download was
- * interrupted, or because staging the update was interrupted.
- *
- * @return true if the state corresponds to an interrupted
- *         update.
- */
-function isInterruptedUpdate(status) {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_NOT_IMPLEMENTED;
-  }
-  return (status == STATE_DOWNLOADING) ||
-         (status == STATE_PENDING) ||
-         (status == STATE_APPLYING);
-}
-
-/**
- * Releases any SDCard mount lock that we might have.
- *
- * This once again allows the SDCard to be shared with the PC.
- */
-function releaseSDCardMountLock() {
-  if (AppConstants.platform != "gonk") {
-    throw Cr.NS_ERROR_UNEXPECTED;
-  }
-  if (gSDCardMountLock) {
-    gSDCardMountLock.unlock();
-    gSDCardMountLock = null;
-  }
-}
-
-/**
  * Determines if the service should be used to attempt an update
  * or not.
  *
@@ -1058,14 +939,6 @@ function cleanUpUpdatesDir(aRemovePatchFiles = true) {
     let dirEntries = updateDir.directoryEntries;
     while (dirEntries.hasMoreElements()) {
       let file = dirEntries.getNext().QueryInterface(Ci.nsIFile);
-      if (AppConstants.platform == "gonk") {
-        if (file.leafName == FILE_UPDATE_LINK) {
-          let linkedFile = getFileFromUpdateLink(updateDir);
-          if (linkedFile && linkedFile.exists()) {
-            linkedFile.remove(false);
-          }
-        }
-      }
 
       // Now, recursively remove this file.  The recursive removal is needed for
       // Mac OSX because this directory will contain a copy of updater.app,
@@ -1078,9 +951,6 @@ function cleanUpUpdatesDir(aRemovePatchFiles = true) {
       }
     }
   }
-  if (AppConstants.platform == "gonk") {
-    releaseSDCardMountLock();
-  }
 }
 
 /**
@@ -1809,12 +1679,6 @@ function UpdateService() {
   LOG("Creating UpdateService");
   Services.obs.addObserver(this, "xpcom-shutdown", false);
   Services.prefs.addObserver(PREF_APP_UPDATE_LOG, this, false);
-  if (AppConstants.platform == "gonk") {
-    // PowerManagerService::SyncProfile (which is called for Reboot, PowerOff
-    // and Restart) sends the profile-change-net-teardown event. We can then
-    // pause the download in a similar manner to xpcom-shutdown.
-    Services.obs.addObserver(this, "profile-change-net-teardown", false);
-  }
 }
 
 UpdateService.prototype = {
@@ -1980,23 +1844,6 @@ UpdateService.prototype = {
       }
     }
 
-    if (AppConstants.platform == "gonk") {
-      // This code is called very early in the boot process, before we've even
-      // had a chance to setup the UI so we can give feedback to the user.
-      //
-      // Since the download may be occuring over a link which has associated
-      // cost, we want to require user-consent before resuming the download.
-      // Also, applying an already downloaded update now is undesireable,
-      // since the phone will look dead while the update is being applied.
-      // Applying the update can take several minutes. Instead we wait until
-      // the UI is initialized so it is possible to give feedback to and get
-      // consent to update from the user.
-      if (isInterruptedUpdate(status)) {
-        LOG("UpdateService:_postUpdateProcessing - interrupted update detected - wait for user consent");
-        return;
-      }
-    }
-
     if (status == STATE_DOWNLOADING) {
       LOG("UpdateService:_postUpdateProcessing - patch found in downloading " +
           "state");
@@ -2038,34 +1885,6 @@ UpdateService.prototype = {
       return;
     }
 
-    if (AppConstants.platform == "gonk") {
-      // The update is only applied but not selected to be installed
-      if (status == STATE_APPLIED && update && update.isOSUpdate) {
-        LOG("UpdateService:_postUpdateProcessing - update staged as applied found");
-        return;
-      }
-
-      if (status == STATE_APPLIED_OS && update && update.isOSUpdate) {
-        // In gonk, we need to check for OS update status after startup, since
-        // the recovery partition won't write to update.status for us
-        let recoveryService = Cc["@mozilla.org/recovery-service;1"].
-                              getService(Ci.nsIRecoveryService);
-        let fotaStatus = recoveryService.getFotaUpdateStatus();
-        switch (fotaStatus) {
-          case Ci.nsIRecoveryService.FOTA_UPDATE_SUCCESS:
-            status = STATE_SUCCEEDED;
-            break;
-          case Ci.nsIRecoveryService.FOTA_UPDATE_FAIL:
-            status = STATE_FAILED + ": " + FOTA_GENERAL_ERROR;
-            break;
-          case Ci.nsIRecoveryService.FOTA_UPDATE_UNKNOWN:
-          default:
-            status = STATE_FAILED + ": " + FOTA_UNKNOWN_ERROR;
-            break;
-        }
-      }
-    }
-
     if (!update) {
       if (status != STATE_SUCCEEDED) {
         LOG("UpdateService:_postUpdateProcessing - previous patch failed " +
@@ -2519,11 +2338,6 @@ UpdateService.prototype = {
     var um = Cc["@mozilla.org/updates/update-manager;1"].
              getService(Ci.nsIUpdateManager);
     if (um.activeUpdate) {
-      if (AppConstants.platform == "gonk") {
-        // For gonk, the user isn't necessarily aware of the update, so we need
-        // to show the prompt to make sure.
-        this._showPrompt(um.activeUpdate);
-      }
       AUSTLMY.pingCheckCode(this._pingSuffix, AUSTLMY.CHK_HAS_ACTIVEUPDATE);
       return;
     }
@@ -2714,21 +2528,6 @@ UpdateService.prototype = {
       }
       this._downloader.cancel();
     }
-    if (AppConstants.platform == "gonk") {
-      let um = Cc["@mozilla.org/updates/update-manager;1"].
-               getService(Ci.nsIUpdateManager);
-      let activeUpdate = um.activeUpdate;
-      if (activeUpdate &&
-          (activeUpdate.appVersion != update.appVersion ||
-           activeUpdate.buildID != update.buildID)) {
-        // We have an activeUpdate (which presumably was interrupted), and are
-        // about start downloading a new one. Make sure we remove all traces
-        // of the active one (otherwise we'll start appending the new update.mar
-        // the the one that's been partially downloaded).
-        LOG("UpdateService:downloadUpdate - removing stale active update.");
-        cleanupActiveUpdate();
-      }
-    }
     // Set the previous application version prior to downloading the update.
     update.previousAppVersion = Services.appinfo.version;
     this._downloader = new Downloader(background, this);
@@ -3142,21 +2941,6 @@ UpdateManager.prototype = {
         "the update was staged. state: " + update.state + ", status: " + status);
     Services.obs.notifyObservers(null, "update-staged", update.state);
 
-    if (AppConstants.platform == "gonk") {
-      // Do this after everything else, since it will likely cause the app to
-      // shut down.
-      if (update.state == STATE_APPLIED) {
-        // Notify the user that an update has been staged and is ready for
-        // installation (i.e. that they should restart the application). We do
-        // not notify on failed update attempts.
-        let prompter = Cc["@mozilla.org/updates/update-prompt;1"].
-                       createInstance(Ci.nsIUpdatePrompt);
-        prompter.showUpdateDownloaded(update, true);
-      } else {
-        releaseSDCardMountLock();
-      }
-      return;
-    }
     // Only prompt when the UI isn't already open.
     let windowType = getPref("getCharPref", PREF_APP_UPDATE_ALTWINDOWTYPE, null);
     if (Services.wm.getMostRecentWindow(UPDATE_WINDOW_NAME) ||
@@ -3515,9 +3299,6 @@ Downloader.prototype = {
     if (this._request && this._request instanceof Ci.nsIRequest) {
       this._request.cancel(cancelError);
     }
-    if (AppConstants.platform == "gonk") {
-      releaseSDCardMountLock();
-    }
   },
 
   /**
@@ -3647,17 +3428,8 @@ Downloader.prototype = {
         return selectedPatch;
       }
 
-      if (AppConstants.platform == "gonk") {
-        if (state == STATE_PENDING || state == STATE_APPLYING) {
-          LOG("Downloader:_selectPatch - resuming interrupted apply");
-          return selectedPatch;
-        }
-        if (state == STATE_APPLIED) {
-          LOG("Downloader:_selectPatch - already downloaded and staged");
-          return null;
-        }
-      } else if (state == STATE_PENDING || state == STATE_PENDING_SERVICE ||
-                 state == STATE_PENDING_ELEVATE) {
+      if (state == STATE_PENDING || state == STATE_PENDING_SERVICE ||
+          state == STATE_PENDING_ELEVATE) {
         LOG("Downloader:_selectPatch - already downloaded and staged");
         return null;
       }
@@ -3719,15 +3491,7 @@ Downloader.prototype = {
    */
   _getUpdateArchiveFile: function Downloader__getUpdateArchiveFile() {
     var updateArchive;
-    if (AppConstants.platform == "gonk") {
-      try {
-        updateArchive = FileUtils.getDir(KEY_UPDATE_ARCHIVE_DIR, [], true);
-      } catch (e) {
-        return null;
-      }
-    } else {
-      updateArchive = getUpdatesDir().clone();
-    }
+    updateArchive = getUpdatesDir().clone();
 
     updateArchive.append(FILE_UPDATE_MAR);
     return updateArchive;
@@ -3761,71 +3525,6 @@ Downloader.prototype = {
 
     let patchFile = null;
 
-    // Only used by gonk
-    let status = STATE_NONE;
-    if (AppConstants.platform == "gonk") {
-      status = readStatusFile(updateDir);
-      if (isInterruptedUpdate(status)) {
-        LOG("Downloader:downloadUpdate - interruptted update");
-        // The update was interrupted. Try to locate the existing patch file.
-        // For an interrupted download, this allows a resume rather than a
-        // re-download.
-        patchFile = getFileFromUpdateLink(updateDir);
-        if (!patchFile) {
-          // No link file. We'll just assume that the update.mar is in the
-          // update directory.
-          patchFile = updateDir.clone();
-          patchFile.append(FILE_UPDATE_MAR);
-        }
-        if (patchFile.exists()) {
-          LOG("Downloader:downloadUpdate - resuming with patchFile " + patchFile.path);
-          if (patchFile.fileSize == this._patch.size) {
-            LOG("Downloader:downloadUpdate - patchFile appears to be fully downloaded");
-            // Bump the status along so that we don't try to redownload again.
-            if (getElevationRequired()) {
-              status = STATE_PENDING_ELEVATE;
-            } else {
-              status = STATE_PENDING;
-            }
-          }
-        } else {
-          LOG("Downloader:downloadUpdate - patchFile " + patchFile.path +
-              " doesn't exist - performing full download");
-          // The patchfile doesn't exist, we might as well treat this like
-          // a new download.
-          patchFile = null;
-        }
-        if (patchFile && status != STATE_DOWNLOADING) {
-          // It looks like the patch was downloaded, but got interrupted while it
-          // was being verified or applied. So we'll fake the downloading portion.
-
-          if (getElevationRequired()) {
-            writeStatusFile(updateDir, STATE_PENDING_ELEVATE);
-          } else {
-            writeStatusFile(updateDir, STATE_PENDING);
-          }
-
-          // Since the code expects the onStopRequest callback to happen
-          // asynchronously (And you have to call AUS_addDownloadListener
-          // after calling AUS_downloadUpdate) we need to defer this.
-
-          this._downloadTimer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
-          this._downloadTimer.initWithCallback(function() {
-            this._downloadTimer = null;
-            // Send a fake onStopRequest. Filling in the destination allows
-            // _verifyDownload to work, and then the update will be applied.
-            this._request = {destination: patchFile};
-            this.onStopRequest(this._request, null, Cr.NS_OK);
-          }.bind(this), 0, Ci.nsITimer.TYPE_ONE_SHOT);
-
-          // Returning STATE_DOWNLOADING makes UpdatePrompt think we're
-          // downloading. The onStopRequest that we spoofed above will make it
-          // look like the download finished.
-          return STATE_DOWNLOADING;
-        }
-      }
-    }
-
     if (!patchFile) {
       // Find a place to put the patchfile that we're going to download.
       patchFile = this._getUpdateArchiveFile();
@@ -3836,19 +3535,6 @@ Downloader.prototype = {
       return STATE_NONE;
     }
 
-    if (AppConstants.platform == "gonk") {
-      if (patchFile.path.indexOf(updateDir.path) != 0) {
-        // The patchFile is in a directory which is different from the
-        // updateDir, create a link file.
-        writeLinkFile(updateDir, patchFile);
-
-        if (!isInterruptedUpdate(status) && patchFile.exists()) {
-          // Remove stale patchFile
-          patchFile.remove(false);
-        }
-      }
-    }
-
     update.QueryInterface(Ci.nsIPropertyBag);
     let interval = this.background ? update.getProperty("backgroundInterval")
                                    : DOWNLOAD_FOREGROUND_INTERVAL;
@@ -4119,13 +3805,6 @@ Downloader.prototype = {
       this._update.statusText = getStatusTextFromCode(status,
                                                       Cr.NS_BINDING_FAILED);
 
-      if (AppConstants.platform == "gonk") {
-        // bug891009: On FirefoxOS, manaully retry OTA download will reuse
-        // the Update object. We need to remove selected patch so that download
-        // can be triggered again successfully.
-        this._update.selectedPatch.selected = false;
-      }
-
       // Destroy the updates directory, since we're done with it.
       cleanUpUpdatesDir();
 
@@ -4187,13 +3866,6 @@ Downloader.prototype = {
           }
         }
 
-        if (AppConstants.platform == "gonk") {
-          // We always forward errors in B2G, since Gaia controls the update UI
-          let prompter = Cc["@mozilla.org/updates/update-prompt;1"].
-                         createInstance(Ci.nsIUpdatePrompt);
-          prompter.showUpdateError(this._update);
-        }
-
         // Prevent leaking the update object (bug 454964).
         this._update = null;
       }
diff --git a/toolkit/mozapps/update/updater/automounter_gonk.cpp b/toolkit/mozapps/update/updater/automounter_gonk.cpp
deleted file mode 100644
index 3dff2a133..000000000
--- a/toolkit/mozapps/update/updater/automounter_gonk.cpp
+++ /dev/null
@@ -1,251 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim:set ts=2 sw=2 sts=2 et cindent: */
-/* 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/. */
-
-#include <android/log.h>
-#include <cutils/android_reboot.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <sys/mount.h>
-#include <sys/reboot.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <unistd.h>
-
-#include "automounter_gonk.h"
-#include "updatedefines.h"
-#include "updatelogging.h"
-
-#define LOG_TAG "GonkAutoMounter"
-
-#define GONK_LOG(level, format, ...) \
-  LOG((LOG_TAG ": " format "\n", ##__VA_ARGS__)); \
-  __android_log_print(level, LOG_TAG, format, ##__VA_ARGS__)
-
-#define LOGI(format, ...) GONK_LOG(ANDROID_LOG_INFO, format, ##__VA_ARGS__)
-#define LOGE(format, ...) GONK_LOG(ANDROID_LOG_ERROR, format, ##__VA_ARGS__)
-
-const char *kGonkMountsPath = "/proc/mounts";
-const char *kGonkSystemPath = "/system";
-
-GonkAutoMounter::GonkAutoMounter() : mDevice(nullptr), mAccess(Unknown)
-{
-  if (!RemountSystem(ReadWrite)) {
-    LOGE("Could not remount %s as read-write.", kGonkSystemPath);
-  }
-}
-
-GonkAutoMounter::~GonkAutoMounter()
-{
-  bool result = RemountSystem(ReadOnly);
-  free(mDevice);
-
-  if (!result) {
-    // Don't take any chances when remounting as read-only fails, just reboot.
-    Reboot();
-  }
-}
-
-void
-GonkAutoMounter::Reboot()
-{
-  // The android_reboot wrapper provides more safety, doing fancier read-only
-  // remounting and attempting to sync() the filesystem first. If this fails
-  // our only hope is to force a reboot directly without these protections.
-  // For more, see system/core/libcutils/android_reboot.c
-  LOGE("Could not remount %s as read-only, forcing a system reboot.",
-       kGonkSystemPath);
-  LogFlush();
-
-  if (android_reboot(ANDROID_RB_RESTART, 0, nullptr) != 0) {
-    LOGE("Safe system reboot failed, attempting to force");
-    LogFlush();
-
-    if (reboot(RB_AUTOBOOT) != 0) {
-      LOGE("CRITICAL: Failed to force restart");
-    }
-  }
-}
-
-static const char *
-MountAccessToString(MountAccess access)
-{
-  switch (access) {
-    case ReadOnly: return "read-only";
-    case ReadWrite: return "read-write";
-    default: return "unknown";
-  }
-}
-
-bool
-GonkAutoMounter::RemountSystem(MountAccess access)
-{
-  if (!UpdateMountStatus()) {
-    return false;
-  }
-
-  if (mAccess == access) {
-    return true;
-  }
-
-  unsigned long flags = MS_REMOUNT;
-  if (access == ReadOnly) {
-    flags |= MS_RDONLY;
-    // Give the system a chance to flush file buffers
-    sync();
-  }
-
-  if (!MountSystem(flags)) {
-    return false;
-  }
-
-  // Check status again to verify /system has been properly remounted
-  if (!UpdateMountStatus()) {
-    return false;
-  }
-
-  if (mAccess != access) {
-    LOGE("Updated mount status %s should be %s",
-         MountAccessToString(mAccess),
-         MountAccessToString(access));
-    return false;
-  }
-
-  return true;
-}
-
-bool
-GonkAutoMounter::UpdateMountStatus()
-{
-  FILE *mountsFile = NS_tfopen(kGonkMountsPath, "r");
-
-  if (mountsFile == nullptr) {
-    LOGE("Error opening %s: %s", kGonkMountsPath, strerror(errno));
-    return false;
-  }
-
-  // /proc/mounts returns a 0 size from fstat, so we use the same
-  // pre-allocated buffer size that ADB does here
-  const int mountsMaxSize = 4096;
-  char mountData[mountsMaxSize];
-  size_t read = fread(mountData, 1, mountsMaxSize - 1, mountsFile);
-  mountData[read + 1] = '\0';
-
-  if (ferror(mountsFile)) {
-    LOGE("Error reading %s, %s", kGonkMountsPath, strerror(errno));
-    fclose(mountsFile);
-    return false;
-  }
-
-  char *token, *tokenContext;
-  bool foundSystem = false;
-
-  for (token = strtok_r(mountData, "\n", &tokenContext);
-       token;
-       token = strtok_r(nullptr, "\n", &tokenContext))
-  {
-    if (ProcessMount(token)) {
-      foundSystem = true;
-      break;
-    }
-  }
-
-  fclose(mountsFile);
-
-  if (!foundSystem) {
-    LOGE("Couldn't find %s mount in %s", kGonkSystemPath, kGonkMountsPath);
-  }
-  return foundSystem;
-}
-
-bool
-GonkAutoMounter::ProcessMount(const char *mount)
-{
-  const int strSize = 256;
-  char mountDev[strSize];
-  char mountDir[strSize];
-  char mountAccess[strSize];
-
-  int rv = sscanf(mount, "%255s %255s %*s %255s %*d %*d\n",
-                  mountDev, mountDir, mountAccess);
-  mountDev[strSize - 1] = '\0';
-  mountDir[strSize - 1] = '\0';
-  mountAccess[strSize - 1] = '\0';
-
-  if (rv != 3) {
-    return false;
-  }
-
-  if (strcmp(kGonkSystemPath, mountDir) != 0) {
-    return false;
-  }
-
-  free(mDevice);
-  mDevice = strdup(mountDev);
-  mAccess = Unknown;
-
-  char *option, *optionContext;
-  for (option = strtok_r(mountAccess, ",", &optionContext);
-       option;
-       option = strtok_r(nullptr, ",", &optionContext))
-  {
-    if (strcmp("ro", option) == 0) {
-      mAccess = ReadOnly;
-      break;
-    } else if (strcmp("rw", option) == 0) {
-      mAccess = ReadWrite;
-      break;
-    }
-  }
-
-  return true;
-}
-
-/*
- * Mark the given block device as read-write or read-only, using the BLKROSET
- * ioctl.
- */
-static void SetBlockReadWriteStatus(const char *blockdev, bool setReadOnly) {
-  int fd;
-  int roMode = setReadOnly ? 1 : 0;
-
-  fd = open(blockdev, O_RDONLY);
-  if (fd < 0) {
-    return;
-  }
-
-  if (ioctl(fd, BLKROSET, &roMode) == -1) {
-    LOGE("Error setting read-only mode on %s to %s: %s", blockdev,
-         setReadOnly ? "true": "false", strerror(errno));
-  }
-  close(fd);
-}
-
-
-bool
-GonkAutoMounter::MountSystem(unsigned long flags)
-{
-  if (!mDevice) {
-    LOGE("No device was found for %s", kGonkSystemPath);
-    return false;
-  }
-
-  // Without setting the block device ro mode to false, we get a permission
-  // denied error while trying to remount it in read-write.
-  SetBlockReadWriteStatus(mDevice, (flags & MS_RDONLY));
-
-  const char *readOnly = flags & MS_RDONLY ? "read-only" : "read-write";
-  int result = mount(mDevice, kGonkSystemPath, "none", flags, nullptr);
-
-  if (result != 0) {
-    LOGE("Error mounting %s as %s: %s", kGonkSystemPath, readOnly,
-         strerror(errno));
-    return false;
-  }
-
-  LOGI("Mounted %s partition as %s", kGonkSystemPath, readOnly);
-  return true;
-}
diff --git a/toolkit/mozapps/update/updater/automounter_gonk.h b/toolkit/mozapps/update/updater/automounter_gonk.h
deleted file mode 100644
index e40cacbc2..000000000
--- a/toolkit/mozapps/update/updater/automounter_gonk.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim:set ts=2 sw=2 sts=2 et cindent: */
-/* 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/. */
-
-#ifndef AUTOMOUNTER_GONK_H__
-#define AUTOMOUNTER_GONK_H__
-
-typedef enum {
-  ReadOnly,
-  ReadWrite,
-  Unknown
-} MountAccess;
-
-/**
- * This class will remount the /system partition as read-write in Gonk to allow
- * the updater write access. Upon destruction, /system will be remounted back to
- * read-only. If something causes /system to remain read-write, this class will
- * reboot the device and allow the system to mount as read-only.
- *
- * Code inspired from AOSP system/core/adb/remount_service.c
- */
-class GonkAutoMounter
-{
-public:
-  GonkAutoMounter();
-  ~GonkAutoMounter();
-
-  MountAccess GetAccess() const
-  {
-    return mAccess;
-  }
-
-private:
-  bool RemountSystem(MountAccess access);
-  bool ForceRemountReadOnly();
-  bool UpdateMountStatus();
-  bool ProcessMount(const char *mount);
-  bool MountSystem(unsigned long flags);
-  void Reboot();
-
-private:
-  char *mDevice;
-  MountAccess mAccess;
-};
-
-#endif // AUTOMOUNTER_GONK_H__
diff --git a/toolkit/mozapps/update/updater/progressui_gonk.cpp b/toolkit/mozapps/update/updater/progressui_gonk.cpp
deleted file mode 100644
index f77d0af63..000000000
--- a/toolkit/mozapps/update/updater/progressui_gonk.cpp
+++ /dev/null
@@ -1,53 +0,0 @@
-/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
- * vim: sw=2 ts=8 et :
- */
-/* 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/. */
-
-#include <assert.h>
-#include <stdio.h>
-
-#include <string>
-
-#include "android/log.h"
-
-#include "progressui.h"
-
-#define LOG(args...)  __android_log_print(ANDROID_LOG_INFO, "GeckoUpdater" , ## args)
-
-using namespace std;
-
-int InitProgressUI(int *argc, char ***argv)
-{
-  return 0;
-}
-
-int ShowProgressUI()
-{
-  LOG("Starting to apply update ...\n");
-  return 0;
-}
-
-void QuitProgressUI()
-{
-  LOG("Finished applying update\n");
-}
-
-void UpdateProgressUI(float progress)
-{
-  assert(0.0f <= progress && progress <= 100.0f);
-
-  static const size_t kProgressBarLength = 50;
-  static size_t sLastNumBars;
-  size_t numBars = size_t(float(kProgressBarLength) * progress / 100.0f);
-  if (numBars == sLastNumBars) {
-    return;
-  }
-  sLastNumBars = numBars;
-
-  size_t numSpaces = kProgressBarLength - numBars;
-  string bars(numBars, '=');
-  string spaces(numSpaces, ' ');
-  LOG("Progress [ %s%s ]\n", bars.c_str(), spaces.c_str());
-}
diff --git a/toolkit/mozapps/update/updater/updater-common.build b/toolkit/mozapps/update/updater/updater-common.build
index 02b7338bc..6444df8d9 100644
--- a/toolkit/mozapps/update/updater/updater-common.build
+++ b/toolkit/mozapps/update/updater/updater-common.build
@@ -90,17 +90,6 @@ if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'cocoa':
     LOCAL_INCLUDES += [
         '/toolkit/xre',
     ]
-elif CONFIG['MOZ_WIDGET_TOOLKIT'] == 'gonk':
-    have_progressui = 1
-    srcs += [
-        'automounter_gonk.cpp',
-        'progressui_gonk.cpp',
-    ]
-    DISABLE_STL_WRAPPING = True
-    OS_LIBS += [
-        'cutils',
-        'sysutils',
-    ]
 
 if have_progressui == 0:
     srcs += [
diff --git a/toolkit/mozapps/update/updater/updater.cpp b/toolkit/mozapps/update/updater/updater.cpp
index 63a92c084..dbf50329c 100644
--- a/toolkit/mozapps/update/updater/updater.cpp
+++ b/toolkit/mozapps/update/updater/updater.cpp
@@ -110,33 +110,10 @@ struct UpdateServerThreadArgs
 #define USE_EXECV
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-# include "automounter_gonk.h"
-# include <unistd.h>
-# include <android/log.h>
-# include <linux/ioprio.h>
-# include <sys/resource.h>
-
-#if ANDROID_VERSION < 21
-// The only header file in bionic which has a function prototype for ioprio_set
-// is libc/include/sys/linux-unistd.h. However, linux-unistd.h conflicts
-// badly with unistd.h, so we declare the prototype for ioprio_set directly.
-extern "C" MOZ_EXPORT int ioprio_set(int which, int who, int ioprio);
-#else
-# include <sys/syscall.h>
-static int ioprio_set(int which, int who, int ioprio) {
-      return syscall(__NR_ioprio_set, which, who, ioprio);
-}
-#endif
-
-# define MAYBE_USE_HARD_LINKS 1
-static bool sUseHardLinks = true;
-#else
 # define MAYBE_USE_HARD_LINKS 0
-#endif
 
 #if defined(MOZ_VERIFY_MAR_SIGNATURE) && !defined(XP_WIN) && \
-    !defined(XP_MACOSX) && !defined(MOZ_WIDGET_GONK)
+    !defined(XP_MACOSX)
 #include "nss.h"
 #include "prerror.h"
 #endif
@@ -2495,44 +2472,9 @@ ReadMARChannelIDs(const NS_tchar *path, MARChannelStringTable *results)
 static int
 GetUpdateFileName(NS_tchar *fileName, int maxChars)
 {
-#if defined(MOZ_WIDGET_GONK)
-  // If an update.link file exists, then it will contain the name
-  // of the update file (terminated by a newline).
-
-  NS_tchar linkFileName[MAXPATHLEN];
-  NS_tsnprintf(linkFileName, sizeof(linkFileName)/sizeof(linkFileName[0]),
-               NS_T("%s/update.link"), gPatchDirPath);
-  AutoFile linkFile(NS_tfopen(linkFileName, NS_T("rb")));
-  if (linkFile == nullptr) {
-    NS_tsnprintf(fileName, maxChars,
-                 NS_T("%s/update.mar"), gPatchDirPath);
-    return OK;
-  }
-
-  char dataFileName[MAXPATHLEN];
-  size_t bytesRead;
-
-  if ((bytesRead = fread(dataFileName, 1, sizeof(dataFileName)-1, linkFile)) <= 0) {
-    *fileName = NS_T('\0');
-    return READ_ERROR;
-  }
-  if (dataFileName[bytesRead-1] == '\n') {
-    // Strip trailing newline (for \n and \r\n)
-    bytesRead--;
-  }
-  if (dataFileName[bytesRead-1] == '\r') {
-    // Strip trailing CR (for \r, \r\n)
-    bytesRead--;
-  }
-  dataFileName[bytesRead] = '\0';
-
-  strncpy(fileName, dataFileName, maxChars-1);
-  fileName[maxChars-1] = '\0';
-#else
-  // We currently only support update.link files under GONK
+  // We currently don't support update.link files
   NS_tsnprintf(fileName, maxChars,
                NS_T("%s/update.mar"), gPatchDirPath);
-#endif
   return OK;
 }
 
@@ -2776,26 +2718,8 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-  if (EnvHasValue("LD_PRELOAD")) {
-    // If the updater is launched with LD_PRELOAD set, then we wind up
-    // preloading libmozglue.so. Under some circumstances, this can cause
-    // the remount of /system to fail when going from rw to ro, so if we
-    // detect LD_PRELOAD we unsetenv it and relaunch ourselves without it.
-    // This will cause the offending preloaded library to be closed.
-    //
-    // For a variety of reasons, this is really hard to do in a safe manner
-    // in the parent process, so we do it here.
-    unsetenv("LD_PRELOAD");
-    execv(argv[0], argv);
-    __android_log_print(ANDROID_LOG_INFO, "updater",
-                        "execve failed: errno: %d. Exiting...", errno);
-    _exit(1);
-  }
-#endif
-
 #if defined(MOZ_VERIFY_MAR_SIGNATURE) && !defined(XP_WIN) && \
-    !defined(XP_MACOSX) && !defined(MOZ_WIDGET_GONK)
+    !defined(XP_MACOSX)
   // On Windows and Mac we rely on native APIs to do verifications so we don't
   // need to initialize NSS at all there.
   // Otherwise, minimize the amount of NSS we depend on by avoiding all the NSS
@@ -3085,36 +3009,6 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif
 
-#ifdef MOZ_WIDGET_GONK
-  const char *prioEnv = getenv("MOZ_UPDATER_PRIO");
-  if (prioEnv) {
-    int32_t prioVal;
-    int32_t oomScoreAdj;
-    int32_t ioprioClass;
-    int32_t ioprioLevel;
-    if (sscanf(prioEnv, "%d/%d/%d/%d",
-               &prioVal, &oomScoreAdj, &ioprioClass, &ioprioLevel) == 4) {
-      LOG(("MOZ_UPDATER_PRIO=%s", prioEnv));
-      if (setpriority(PRIO_PROCESS, 0, prioVal)) {
-        LOG(("setpriority(%d) failed, errno = %d", prioVal, errno));
-      }
-      if (ioprio_set(IOPRIO_WHO_PROCESS, 0,
-                     IOPRIO_PRIO_VALUE(ioprioClass, ioprioLevel))) {
-        LOG(("ioprio_set(%d,%d) failed: errno = %d",
-             ioprioClass, ioprioLevel, errno));
-      }
-      FILE *fs = fopen("/proc/self/oom_score_adj", "w");
-      if (fs) {
-        fprintf(fs, "%d", oomScoreAdj);
-        fclose(fs);
-      } else {
-        LOG(("Unable to open /proc/self/oom_score_adj for writing, errno = %d",
-             errno));
-      }
-    }
-  }
-#endif
-
 #ifdef XP_WIN
   if (pid > 0) {
     HANDLE parent = OpenProcess(SYNCHRONIZE, false, (DWORD) pid);
@@ -3439,27 +3333,6 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-  // In gonk, the master b2g process sets its umask to 0027 because
-  // there's no reason for it to ever create world-readable files.
-  // The updater binary, however, needs to do this, and it inherits
-  // the master process's cautious umask.  So we drop down a bit here.
-  umask(0022);
-
-  // Remount the /system partition as read-write for gonk. The destructor will
-  // remount /system as read-only. We add an extra level of scope here to avoid
-  // calling LogFinish() before the GonkAutoMounter destructor has a chance
-  // to be called
-  {
-#if !defined(TEST_UPDATER)
-    GonkAutoMounter mounter;
-    if (mounter.GetAccess() != MountAccess::ReadWrite) {
-      WriteStatusFile(FILESYSTEM_MOUNT_READWRITE_ERROR);
-      return 1;
-    }
-#endif
-#endif
-
   if (sStagedUpdate) {
     // When staging updates, blow away the old installation directory and create
     // it from scratch.
@@ -3759,10 +3632,6 @@ int NS_main(int argc, NS_tchar **argv)
   }
 #endif /* XP_WIN */
 
-#if defined(MOZ_WIDGET_GONK)
-  } // end the extra level of scope for the GonkAutoMounter
-#endif
-
 #ifdef XP_MACOSX
   // When the update is successful remove the precomplete file in the root of
   // the application bundle and move the distribution directory from
diff --git a/toolkit/mozapps/webextensions/extensions.manifest b/toolkit/mozapps/webextensions/extensions.manifest
index c7d2ee386..7ce20c3ec 100644
--- a/toolkit/mozapps/webextensions/extensions.manifest
+++ b/toolkit/mozapps/webextensions/extensions.manifest
@@ -5,7 +5,6 @@ component {e0a106ed-6ad4-47a4-b6af-2f1c8aa4712d} nsBlocklistServiceContent.js pr
 contract @mozilla.org/extensions/blocklist;1 {e0a106ed-6ad4-47a4-b6af-2f1c8aa4712d} process=content
 
 category update-timer nsBlocklistService @mozilla.org/extensions/blocklist;1,getService,blocklist-background-update-timer,extensions.blocklist.interval,86400
-#ifndef MOZ_WIDGET_GONK
 component {4399533d-08d1-458c-a87a-235f74451cfa} addonManager.js
 contract @mozilla.org/addons/integration;1 {4399533d-08d1-458c-a87a-235f74451cfa}
 #ifndef MOZ_WIDGET_ANDROID
@@ -22,6 +21,5 @@ category JavaScript-global-property InstallTrigger @mozilla.org/addons/installtr
 category addon-provider-module PluginProvider resource://gre/modules/addons/PluginProvider.jsm
 #endif
 category addon-provider-module GMPProvider resource://gre/modules/addons/GMPProvider.jsm
-#endif
 component {8866d8e3-4ea5-48b7-a891-13ba0ac15235} amWebAPI.js
 contract @mozilla.org/addon-web-api/manager;1 {8866d8e3-4ea5-48b7-a891-13ba0ac15235}
diff --git a/toolkit/mozapps/webextensions/internal/AddonUpdateChecker.jsm b/toolkit/mozapps/webextensions/internal/AddonUpdateChecker.jsm
index 918ba5328..bdd3a81e7 100644
--- a/toolkit/mozapps/webextensions/internal/AddonUpdateChecker.jsm
+++ b/toolkit/mozapps/webextensions/internal/AddonUpdateChecker.jsm
@@ -929,8 +929,17 @@ this.AddonUpdateChecker = {
    *         down in-progress update requests
    */
   checkForUpdates: function(aId, aUpdateKey, aUrl, aObserver) {
-    // Exclude default theme
-    if (aId != "{972ce4c6-7e08-4474-a285-3208198ce6fd}")
+    // Define an array of internally used IDs to NOT send to AUS such as the
+    // Default Theme. Please keep this list in sync with:
+    // toolkit/mozapps/extensions/AddonUpdateChecker.jsm
+    let internalIDS = [
+      '{972ce4c6-7e08-4474-a285-3208198ce6fd}',
+      'modern@themes.mozilla.org'
+    ];
+    
+    // If the ID is not in the array then go ahead and query AUS
+    if (internalIDS.indexOf(aId) == -1) {
         return new UpdateParser(aId, aUpdateKey, aUrl, aObserver);
+    }
   }
 };
diff --git a/toolkit/mozapps/webextensions/nsBlocklistService.js b/toolkit/mozapps/webextensions/nsBlocklistService.js
index 0af90430c..268c197fc 100644
--- a/toolkit/mozapps/webextensions/nsBlocklistService.js
+++ b/toolkit/mozapps/webextensions/nsBlocklistService.js
@@ -907,10 +907,6 @@ Blocklist.prototype = {
                                                       this._handleEmItemNode);
           break;
         case "pluginItems":
-          // We don't support plugins on b2g.
-          if (AppConstants.MOZ_B2G) {
-            return;
-          }
           this._pluginEntries = this._processItemNodes(element.childNodes, "pluginItem",
                                                        this._handlePluginItemNode);
           break;
@@ -1151,8 +1147,7 @@ Blocklist.prototype = {
 
   /* See nsIBlocklistService */
   getPluginBlocklistState: function(plugin, appVersion, toolkitVersion) {
-    if (AppConstants.platform == "android" ||
-        AppConstants.MOZ_B2G) {
+    if (AppConstants.platform == "android") {
       return Ci.nsIBlocklistService.STATE_NOT_BLOCKED;
     }
     if (!this._isBlocklistLoaded())
@@ -1314,10 +1309,6 @@ Blocklist.prototype = {
   },
 
   _blocklistUpdated: function(oldAddonEntries, oldPluginEntries) {
-    if (AppConstants.MOZ_B2G) {
-      return;
-    }
-
     var addonList = [];
 
     // A helper function that reverts the prefs passed to default values.
diff --git a/toolkit/profile/nsProfileLock.cpp b/toolkit/profile/nsProfileLock.cpp
index cc9ecb62e..d75b6082d 100644
--- a/toolkit/profile/nsProfileLock.cpp
+++ b/toolkit/profile/nsProfileLock.cpp
@@ -30,10 +30,6 @@
 #include "prenv.h"
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-#include <sys/syscall.h>
-#endif
-
 // **********************************************************************
 // class nsProfileLock
 //
@@ -192,25 +188,6 @@ void nsProfileLock::FatalSignalHandler(int signo
         }
     }
 
-#ifdef MOZ_WIDGET_GONK
-    switch (signo) {
-        case SIGQUIT:
-        case SIGILL:
-        case SIGABRT:
-        case SIGSEGV:
-            // Retrigger the signal for those that can generate a core dump
-            signal(signo, SIG_DFL);
-            if (info->si_code <= 0) {
-                if (syscall(__NR_tgkill, getpid(), syscall(__NR_gettid), signo) < 0) {
-                    break;
-                }
-            }
-            return;
-        default:
-            break;
-    }
-#endif
-
     // Backstop exit call, just in case.
     _exit(signo);
 }
diff --git a/toolkit/themes/linux/global/inContentUI.css b/toolkit/themes/linux/global/inContentUI.css
new file mode 100644
index 000000000..afcef9274
--- /dev/null
+++ b/toolkit/themes/linux/global/inContentUI.css
@@ -0,0 +1,41 @@
+/* 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 default namespace for this file is XUL. Be sure to prefix rules that
+ * are applicable to both XUL and HTML with '*|'.
+ */
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+@namespace html url("http://www.w3.org/1999/xhtml");
+
+/* Page background */
+*|*:root {
+  -moz-appearance: none;
+  padding: 18px;
+  background-color: Window;
+  background-image: /* Texture */
+                    url("chrome://global/skin/inContentUI/background-texture.png");
+  color: WindowText;
+}
+
+/* Use the new in-content colors for #contentAreaDownloadsView. After landing
+   of bug 989469 the colors can be moved to *|*:root */
+*|*#contentAreaDownloadsView {
+  background: #f1f1f1;
+  color: #424e5a;
+}
+
+html|html {
+  font: message-box;
+}
+
+/* Content */
+*|*.main-content {
+  /* Needed to allow the radius to clip the inner content, see bug 595656 */
+  overflow: hidden;
+  background-color: -moz-Field;
+  color: -moz-FieldText;
+  border: 1px solid ThreeDShadow;
+  border-radius: 5px;
+}
diff --git a/toolkit/themes/linux/global/jar.mn b/toolkit/themes/linux/global/jar.mn
index b0d0b9ddb..0efc8c5cf 100644
--- a/toolkit/themes/linux/global/jar.mn
+++ b/toolkit/themes/linux/global/jar.mn
@@ -16,6 +16,7 @@ toolkit.jar:
    skin/classic/global/findBar.css
    skin/classic/global/global.css
    skin/classic/global/groupbox.css
+   skin/classic/global/inContentUI.css
    skin/classic/global/listbox.css
    skin/classic/global/menu.css
    skin/classic/global/menulist.css
diff --git a/toolkit/themes/osx/global/inContentUI.css b/toolkit/themes/osx/global/inContentUI.css
new file mode 100644
index 000000000..17e2e6ae3
--- /dev/null
+++ b/toolkit/themes/osx/global/inContentUI.css
@@ -0,0 +1,144 @@
+/* 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/. */
+
+%include shared.inc
+
+/*
+ * The default namespace for this file is XUL. Be sure to prefix rules that
+ * are applicable to both XUL and HTML with '*|'.
+ */
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+@namespace html url("http://www.w3.org/1999/xhtml");
+
+/* Page background */
+*|*:root {
+  -moz-appearance: none;
+  padding: 18px;
+  background-image: /* Texture */
+                    url("chrome://global/skin/inContentUI/background-texture.png"),
+                    /* Gradient */
+                    linear-gradient(#ADB5C2, #BFC6D1);
+}
+
+/* Use the new in-content colors for #contentAreaDownloadsView. After landing
+   of bug 989469 the colors can be moved to *|*:root */
+*|*#contentAreaDownloadsView {
+  background: #f1f1f1;
+  color: #424e5a;
+}
+
+html|html {
+  font: message-box;
+}
+
+/* Content */
+*|*.main-content {
+  /* Needed to allow the radius to clip the inner content, see bug 595656 */
+  overflow: hidden;
+  background-image: linear-gradient(rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.25) 50%, rgba(255, 255, 255, 0.05));
+  border: 1px solid rgba(50, 65, 92, 0.4);
+  border-radius: 5px;
+}
+
+/* Buttons */
+*|button,
+menulist,
+colorpicker[type="button"] {
+  -moz-appearance: none;
+  padding: 1px 4px;
+  min-width: 60px;
+  border-radius: 3px;
+  border: 1px solid rgba(60,73,97,0.5);
+  box-shadow: inset 0 1px rgba(255,255,255,0.25), 0 1px rgba(255,255,255,0.25);
+  background-color: transparent;
+  background-image: linear-gradient(rgba(255,255,255,0.45), rgba(255,255,255,0.2));
+  background-clip: padding-box;
+  color: #252F3B;
+  text-shadow: @loweredShadow@;
+}
+
+button:-moz-focusring > .button-box,
+menulist:-moz-focusring:not([open="true"]) > .menulist-label-box,
+colorpicker[type="button"]:-moz-focusring:not([open="true"]) > .colorpicker-button-colorbox {
+  outline: 1px dotted #252F3B;
+}
+
+html|button[disabled],
+button[disabled="true"],
+menulist[disabled="true"],
+colorpicker[type="button"][disabled="true"] {
+  opacity: 0.8;
+  color: #505050;
+}
+
+html|button:not([disabled]):active:hover,
+button:not([disabled="true"]):active:hover,
+menulist[open="true"]:not([disabled="true"]),
+colorpicker[type="button"][open="true"]:not([disabled="true"]) {
+  box-shadow: inset 0 1px 3px rgba(0,0,0,.2), 0 1px rgba(255,255,255,0.25);
+  background-image: linear-gradient(rgba(45,54,71,0.3), rgba(45,54,71,0.1));
+  border-color: rgba(60,73,97,0.7);
+}
+
+menulist {
+  -moz-padding-end: 0;
+  margin-left: 5px;
+  margin-right: 5px;
+}
+
+/* Tweak margins so the focus ring is in the right place. */
+menulist > .menulist-label-box {
+  -moz-margin-end: 3px;
+  margin-top: 1px;
+}
+
+menulist > .menulist-label-box > .menulist-label {
+  margin-top: 0px !important;
+  margin-bottom: 0px !important;
+}
+
+menulist > .menulist-dropmarker {
+  -moz-appearance: none;
+  display: -moz-box;
+  background: transparent;
+  border: none;
+  -moz-border-start: 1px solid rgba(60,73,97,0.5);
+  margin-top: -1px;
+  margin-bottom: -1px;
+}
+
+colorpicker[type="button"] {
+  margin: 1px 5px 2px 5px;
+  padding: 3px;
+  height: 25px;
+}
+
+spinbuttons {
+  -moz-appearance: none;
+}
+
+spinbuttons > .spinbuttons-box > .spinbuttons-button {
+  min-width: 12px;
+}
+
+.spinbuttons-button > .button-box > .button-text {
+  display: none;
+}
+
+.spinbuttons-button[disabled="true"] > .button-box > .button-icon {
+  opacity: 0.5;
+}
+
+spinbuttons > .spinbuttons-box > .spinbuttons-up {
+  list-style-image: url("chrome://global/skin/arrow/arrow-up.gif");
+  border-bottom-width: 0;
+  border-bottom-left-radius: 0;
+  border-bottom-right-radius: 0;
+}
+
+spinbuttons > .spinbuttons-box > .spinbuttons-down {
+  list-style-image: url("chrome://global/skin/arrow/arrow-dn.gif");
+  border-top-left-radius: 0;
+  border-top-right-radius: 0;
+}
diff --git a/toolkit/themes/osx/global/jar.mn b/toolkit/themes/osx/global/jar.mn
index 79bb062ab..9407ccee5 100644
--- a/toolkit/themes/osx/global/jar.mn
+++ b/toolkit/themes/osx/global/jar.mn
@@ -21,6 +21,7 @@ toolkit.jar:
 * skin/classic/global/findBar.css
 * skin/classic/global/global.css
   skin/classic/global/groupbox.css
+* skin/classic/global/inContentUI.css
   skin/classic/global/linkTree.css
   skin/classic/global/listbox.css
   skin/classic/global/menu.css
diff --git a/toolkit/themes/shared/alert-common.css b/toolkit/themes/shared/alert-common.css
index 010e89393..17510c0db 100644
--- a/toolkit/themes/shared/alert-common.css
+++ b/toolkit/themes/shared/alert-common.css
@@ -15,14 +15,12 @@
 }
 
 #alertBox[animate][clicked] {
-  animation-duration: .6s;
   animation-name: alert-clicked-animation;
 }
 
 /* This is used if the close button is clicked
    before the animation has finished. */
 #alertBox[animate][closing] {
-  animation-duration: .6s;
   animation-name: alert-closing-animation;
 }
 
diff --git a/toolkit/themes/windows/global/inContentUI.css b/toolkit/themes/windows/global/inContentUI.css
new file mode 100644
index 000000000..a3bca7b06
--- /dev/null
+++ b/toolkit/themes/windows/global/inContentUI.css
@@ -0,0 +1,159 @@
+/* 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 default namespace for this file is XUL. Be sure to prefix rules that
+ * are applicable to both XUL and HTML with '*|'.
+ */
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+@namespace html url("http://www.w3.org/1999/xhtml");
+
+/* Page background */
+*|*:root {
+  -moz-appearance: none;
+  padding: 18px;
+  background-repeat: repeat;
+  color: -moz-dialogText;
+  background-color: -moz-dialog;
+  background-image: /* Texture */
+                    url("chrome://global/skin/inContentUI/background-texture.png");
+}
+
+html|html {
+  font: message-box;
+}
+
+@media (-moz-windows-default-theme) and (-moz-os-version: windows-vista),
+       (-moz-windows-default-theme) and (-moz-os-version: windows-win7) {
+  *|*:root {
+    color: #000;
+    background-color: #CCD9EA;
+  }
+}
+
+@media (-moz-windows-glass) {
+  *|*:root {
+    /* Blame shorlander for this monstrosity. */
+    background-image: /* Side gradients */
+                      linear-gradient(to right,
+                                      rgba(255,255,255,0.2), transparent 40%,
+                                      transparent 60%, rgba(255,255,255,0.2)),
+                      /* Aero-style light beams */
+                      -moz-linear-gradient(left 32deg,
+                                           /* First light beam */
+                                           transparent 19.5%, rgba(255,255,255,0.1) 20%,
+                                           rgba(255,255,255,0.1) 21.5%, rgba(255,255,255,0.2) 22%,
+                                           rgba(255,255,255,0.2) 25.5%, rgba(255,255,255,0.1) 26%,
+                                           rgba(255,255,255,0.1) 27.5%, transparent 28%,
+                                           /* Second light beam */
+                                           transparent 49.5%, rgba(255,255,255,0.1) 50%,
+                                           rgba(255,255,255,0.1) 52.5%, rgba(255,255,255,0.2) 53%,
+                                           rgba(255,255,255,0.2) 54.5%, rgba(255,255,255,0.1) 55%,
+                                           rgba(255,255,255,0.1) 57.5%, transparent 58%,
+                                           /* Third light beam */
+                                           transparent 87%, rgba(255,255,255,0.2) 90%),
+                      /* Texture */
+                      url("chrome://global/skin/inContentUI/background-texture.png");
+  }
+}
+
+/* Use the new in-content colors for #contentAreaDownloadsView. After landing
+   of bug 989469 the colors can be moved to *|*:root */
+*|*#contentAreaDownloadsView {
+  background: #f1f1f1;
+  color: #424e5a;
+}
+
+/* Content */
+*|*.main-content {
+  /* Needed to allow the radius to clip the inner content, see bug 595656 */
+  overflow: hidden;
+  background-color: rgba(255, 255, 255, 0.35);
+  background-image: linear-gradient(rgba(255, 255, 255, 0),
+                                    rgba(255, 255, 255, 0.75));
+  border: 1px solid #C3CEDF;
+}
+
+%ifdef XP_WIN
+@media (-moz-os-version: windows-vista),
+       (-moz-os-version: windows-win7) {
+%endif
+  *|*.main-content {
+    border-radius: 5px;
+  }
+%ifdef XP_WIN
+}
+%endif
+
+@media (-moz-windows-glass) {
+  /* Buttons */
+  *|button,
+  menulist,
+  colorpicker[type="button"] {
+    -moz-appearance: none;
+    color: black;
+    padding: 0 5px;
+    background: linear-gradient(rgba(251, 252, 253, 0.95), transparent 49%, 
+                                rgba(211, 212, 213, 0.45) 51%, rgba(225, 226, 229, 0.3));
+    background-clip: padding-box;
+    border-radius: 3px;
+    border: 1px solid rgba(31, 64, 100, 0.4);
+    border-top-color: rgba(31, 64, 100, 0.3);
+    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.25) inset,
+                0 0 2px 1px rgba(255, 255, 255, 0.25) inset;
+  }
+
+  menulist {
+    -moz-padding-end: 0;
+  }
+
+  colorpicker[type="button"]:-moz-focusring:not([open="true"]) > .colorpicker-button-colorbox {
+    outline: 1px dotted ThreeDDarkShadow;
+  }
+
+  html|button[disabled],
+  button[disabled="true"],
+  menulist[disabled="true"],
+  colorpicker[type="button"][disabled="true"] {
+    -moz-border-top-colors: rgba(31, 64, 100, 0.3) !important;
+    -moz-border-right-colors: rgba(31, 64, 100, 0.4) !important;
+    -moz-border-bottom-colors: rgba(31, 64, 100, 0.4) !important;
+    -moz-border-left-colors: rgba(31, 64, 100, 0.4) !important;
+    opacity: 0.8;
+    color: #505050;
+  }
+
+  html|button:not([disabled]):active:hover,
+  button:not([disabled="true"]):active:hover,
+  menulist[open="true"]:not([disabled="true"]),
+  colorpicker[type="button"][open="true"]:not([disabled="true"]) {
+    background-color: rgba(61, 76, 92, 0.2);
+    border-color: rgba(39, 53, 68, 0.5);
+    box-shadow: 0 0 3px 1px rgba(39, 53, 68, 0.2) inset;
+  }
+
+  button > .button-box {
+    padding: 1px !important;
+  }
+
+  spinbuttons > .spinbuttons-box > .spinbuttons-button {
+    border-radius: 0;
+    padding: 0 4px;
+  }
+
+  spinbuttons > .spinbuttons-box > .spinbuttons-up {
+    list-style-image: url("chrome://global/skin/arrow/arrow-up.gif");
+    border-bottom-width: 0;
+  }
+
+  spinbuttons > .spinbuttons-box > .spinbuttons-down {
+    list-style-image: url("chrome://global/skin/arrow/arrow-dn.gif");
+  }
+}
+
+colorpicker[type="button"] {
+  margin: 1px 5px 2px 5px;
+  padding: 3px;
+  height: 25px;
+}
diff --git a/toolkit/themes/windows/global/jar.mn b/toolkit/themes/windows/global/jar.mn
index a6ccbd71d..8c5d5de5a 100644
--- a/toolkit/themes/windows/global/jar.mn
+++ b/toolkit/themes/windows/global/jar.mn
@@ -27,6 +27,7 @@ toolkit.jar:
   skin/classic/global/console/itemSelected.png             (console/itemSelected.png)
   skin/classic/global/findBar.css
 * skin/classic/global/global.css
+* skin/classic/global/inContentUI.css
   skin/classic/global/listbox.css
   skin/classic/global/netError.css
   skin/classic/global/numberbox.css
diff --git a/toolkit/toolkit.mozbuild b/toolkit/toolkit.mozbuild
index 3b3bf80ae..98c109c1b 100644
--- a/toolkit/toolkit.mozbuild
+++ b/toolkit/toolkit.mozbuild
@@ -4,12 +4,8 @@
 # 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/.
 
-if CONFIG['MOZ_SANDBOX']:
-    DIRS += ['/security/sandbox']
-
 DIRS += [
-    # Depends on NSS and NSPR, and must be built after sandbox or else B2G emulator
-    # builds fail.
+    # Depends on NSS and NSPR
     '/security/certverifier',
     # Depends on certverifier
     '/security/apps',
@@ -132,8 +128,7 @@ DIRS += [
 if CONFIG['MOZ_PREF_EXTENSIONS']:
     DIRS += ['/extensions/pref']
 
-if CONFIG['MOZ_DEVTOOLS_SERVER']:
-    DIRS += ['/devtools']
+DIRS += ['/devtools']
 
 DIRS += [
     '/services',
@@ -153,7 +148,7 @@ DIRS += [
 if 'gtk' in CONFIG['MOZ_WIDGET_TOOLKIT']:
     DIRS += ['/toolkit/system/gnome']
 
-if CONFIG['ENABLE_MARIONETTE'] or CONFIG['MOZ_WIDGET_TOOLKIT'] not in ('gonk', 'android'):
+if CONFIG['ENABLE_MARIONETTE'] or CONFIG['MOZ_WIDGET_TOOLKIT'] not in ('android'):
     DIRS += [
         '/testing/firefox-ui',
         '/testing/marionette',
diff --git a/toolkit/xre/EventTracer.cpp b/toolkit/xre/EventTracer.cpp
index cb0d88524..f1118f1b2 100644
--- a/toolkit/xre/EventTracer.cpp
+++ b/toolkit/xre/EventTracer.cpp
@@ -65,12 +65,6 @@
 #include <prthread.h>
 #include <prtime.h>
 
-#ifdef MOZ_WIDGET_GONK
-#include "nsThreadUtils.h"
-#include "nsIObserverService.h"
-#include "mozilla/Services.h"
-#endif
-
 using mozilla::TimeDuration;
 using mozilla::TimeStamp;
 using mozilla::FireAndWaitForTracerEvent;
@@ -85,31 +79,6 @@ struct TracerStartClosure {
   int32_t mThresholdInterval;
 };
 
-#ifdef MOZ_WIDGET_GONK
-class EventLoopLagDispatcher : public Runnable
-{
-  public:
-    explicit EventLoopLagDispatcher(int aLag)
-      : mLag(aLag) {}
-
-    NS_IMETHOD Run() override
-    {
-      nsCOMPtr<nsIObserverService> obsService =
-        mozilla::services::GetObserverService();
-      if (!obsService) {
-        return NS_ERROR_FAILURE;
-      }
-
-      nsAutoString value;
-      value.AppendInt(mLag);
-      return obsService->NotifyObservers(nullptr, "event-loop-lag", value.get());
-    }
-
-  private:
-    int mLag;
-};
-#endif
-
 /*
  * The tracer thread fires events at the native event loop roughly
  * every kMeasureInterval. It will sleep to attempt not to send them
@@ -180,10 +149,6 @@ void TracerThread(void *arg)
         fprintf(log, "MOZ_EVENT_TRACE sample %llu %lf\n",
                 now,
                 duration.ToMilliseconds());
-#ifdef MOZ_WIDGET_GONK
-        NS_DispatchToMainThread(
-         new EventLoopLagDispatcher(int(duration.ToSecondsSigDigits() * 1000)));
-#endif
       }
 
       if (next_sleep > duration.ToMilliseconds()) {
diff --git a/toolkit/xre/moz.build b/toolkit/xre/moz.build
index 7ada19d41..55b59ca83 100644
--- a/toolkit/xre/moz.build
+++ b/toolkit/xre/moz.build
@@ -149,12 +149,6 @@ LOCAL_INCLUDES += [
     '/xpcom/build',
 ]
 
-if CONFIG['MOZ_SANDBOX'] and CONFIG['OS_ARCH'] == 'WINNT':
-    LOCAL_INCLUDES += [
-        '/security/sandbox/chromium',
-        '/security/sandbox/chromium-shim',
-    ]
-
 if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'cocoa':
     LOCAL_INCLUDES += [
         '/widget',
diff --git a/toolkit/xre/nsAppRunner.cpp b/toolkit/xre/nsAppRunner.cpp
index 3493cd837..2050b9671 100644
--- a/toolkit/xre/nsAppRunner.cpp
+++ b/toolkit/xre/nsAppRunner.cpp
@@ -106,10 +106,6 @@
 #endif
 #endif
 
-#if (defined(XP_WIN) || defined(XP_MACOSX)) && defined(MOZ_CONTENT_SANDBOX)
-#include "nsIUUIDGenerator.h"
-#endif
-
 #ifdef ACCESSIBILITY
 #include "nsAccessibilityService.h"
 #if defined(XP_WIN)
@@ -197,14 +193,6 @@
 #include "GeneratedJNIWrappers.h"
 #endif
 
-#if defined(MOZ_SANDBOX)
-#if defined(XP_LINUX) && !defined(ANDROID)
-#include "mozilla/SandboxInfo.h"
-#elif defined(XP_WIN)
-#include "SandboxBroker.h"
-#endif
-#endif
-
 extern uint32_t gRestartMode;
 extern void InstallSignalHandlers(const char *ProgramName);
 
@@ -2952,25 +2940,6 @@ XREMain::XRE_mainInit(bool* aExitFlag)
   if (NS_FAILED(rv))
     return 1;
 
-#if defined(MOZ_SANDBOX) && defined(XP_WIN)
-  if (mAppData->sandboxBrokerServices) {
-    SandboxBroker::Initialize(mAppData->sandboxBrokerServices);
-    Telemetry::Accumulate(Telemetry::SANDBOX_BROKER_INITIALIZED, true);
-  } else {
-    Telemetry::Accumulate(Telemetry::SANDBOX_BROKER_INITIALIZED, false);
-#if defined(MOZ_CONTENT_SANDBOX)
-    // If we're sandboxing content and we fail to initialize, then crashing here
-    // seems like the sensible option.
-    if (BrowserTabsRemoteAutostart()) {
-      MOZ_CRASH("Failed to initialize broker services, can't continue.");
-    }
-#endif
-    // Otherwise just warn for the moment, as most things will work.
-    NS_WARNING("Failed to initialize broker services, sandboxed processes will "
-               "fail to start.");
-  }
-#endif
-
 #ifdef XP_MACOSX
   // Set up ability to respond to system (Apple) events. This must occur before
   // ProcessUpdates to ensure that links clicked in external applications aren't
@@ -3913,24 +3882,6 @@ XREMain::XRE_mainRun()
   }
 #endif /* MOZ_INSTRUMENT_EVENT_LOOP */
 
-#if defined(MOZ_SANDBOX) && defined(XP_LINUX) && !defined(MOZ_WIDGET_GONK)
-  // If we're on Linux, we now have information about the OS capabilities
-  // available to us.
-  SandboxInfo sandboxInfo = SandboxInfo::Get();
-  Telemetry::Accumulate(Telemetry::SANDBOX_HAS_SECCOMP_BPF,
-                        sandboxInfo.Test(SandboxInfo::kHasSeccompBPF));
-  Telemetry::Accumulate(Telemetry::SANDBOX_HAS_SECCOMP_TSYNC,
-                        sandboxInfo.Test(SandboxInfo::kHasSeccompTSync));
-  Telemetry::Accumulate(Telemetry::SANDBOX_HAS_USER_NAMESPACES_PRIVILEGED,
-                        sandboxInfo.Test(SandboxInfo::kHasPrivilegedUserNamespaces));
-  Telemetry::Accumulate(Telemetry::SANDBOX_HAS_USER_NAMESPACES,
-                        sandboxInfo.Test(SandboxInfo::kHasUserNamespaces));
-  Telemetry::Accumulate(Telemetry::SANDBOX_CONTENT_ENABLED,
-                        sandboxInfo.Test(SandboxInfo::kEnabledForContent));
-  Telemetry::Accumulate(Telemetry::SANDBOX_MEDIA_ENABLED,
-                        sandboxInfo.Test(SandboxInfo::kEnabledForMedia));
-#endif /* MOZ_SANDBOX && XP_LINUX && !MOZ_WIDGET_GONK */
-
   {
     rv = appStartup->Run();
     if (NS_FAILED(rv)) {
@@ -3996,10 +3947,6 @@ XREMain::XRE_main(int argc, char* argv[], const nsXREAppData* aAppData)
   // See bug 1279614.
   XRE_CreateStatsObject();
 
-#if defined(MOZ_SANDBOX) && defined(XP_LINUX) && !defined(ANDROID)
-  SandboxInfo::ThreadingCheck();
-#endif
-
   char aLocal;
   GeckoProfilerInitRAII profilerGuard(&aLocal);
 
diff --git a/toolkit/xre/nsEmbedFunctions.cpp b/toolkit/xre/nsEmbedFunctions.cpp
index 4a612e495..f62dbdd6d 100644
--- a/toolkit/xre/nsEmbedFunctions.cpp
+++ b/toolkit/xre/nsEmbedFunctions.cpp
@@ -75,15 +75,6 @@
 
 #include "mozilla/Telemetry.h"
 
-#if defined(MOZ_SANDBOX) && defined(XP_WIN)
-#include "mozilla/sandboxTarget.h"
-#include "mozilla/sandboxing/loggingCallbacks.h"
-#endif
-
-#if defined(MOZ_CONTENT_SANDBOX) && !defined(MOZ_WIDGET_GONK)
-#include "mozilla/Preferences.h"
-#endif
-
 #ifdef MOZ_IPDL_TESTS
 #include "mozilla/_ipdltest/IPDLUnitTests.h"
 #include "mozilla/_ipdltest/IPDLUnitTestProcessChild.h"
@@ -264,7 +255,7 @@ XRE_InitChildProcess(int aArgc,
   setupProfilingStuff();
 #endif
 
-#if !defined(MOZ_WIDGET_ANDROID) && !defined(MOZ_WIDGET_GONK)
+#if !defined(MOZ_WIDGET_ANDROID)
   // On non-Fennec Gecko, the GMPLoader code resides in plugin-container,
   // and we must forward it through to the GMP code here.
   GMPProcessChild::SetGMPLoader(aChildData->gmpLoader.get());
@@ -299,11 +290,6 @@ XRE_InitChildProcess(int aArgc,
         freopen("CONIN$", "r", stdin);
   }
 
-#if defined(MOZ_SANDBOX)
-  if (aChildData->sandboxTargetServices) {
-    SandboxTarget::Instance()->SetTargetServices(aChildData->sandboxTargetServices);
-  }
-#endif
 #endif
 
   // NB: This must be called before profiler_init
@@ -519,11 +505,6 @@ XRE_InitChildProcess(int aArgc,
           // If passed in grab the application path for xpcom init
           bool foundAppdir = false;
 
-#if defined(XP_MACOSX) && defined(MOZ_CONTENT_SANDBOX)
-          // If passed in grab the profile path for sandboxing
-          bool foundProfile = false;
-#endif
-
           for (int idx = aArgc; idx > 0; idx--) {
             if (aArgv[idx] && !strcmp(aArgv[idx], "-appdir")) {
               MOZ_ASSERT(!foundAppdir);
@@ -539,19 +520,6 @@ XRE_InitChildProcess(int aArgc,
             if (aArgv[idx] && !strcmp(aArgv[idx], "-safeMode")) {
               gSafeMode = true;
             }
-
-#if defined(XP_MACOSX) && defined(MOZ_CONTENT_SANDBOX)
-            if (aArgv[idx] && !strcmp(aArgv[idx], "-profile")) {
-              MOZ_ASSERT(!foundProfile);
-              if (foundProfile) {
-                continue;
-              }
-              nsCString profile;
-              profile.Assign(nsDependentCString(aArgv[idx+1]));
-              static_cast<ContentProcess*>(process.get())->SetProfile(profile);
-              foundProfile = true;
-            }
-#endif /* XP_MACOSX && MOZ_CONTENT_SANDBOX */
           }
         }
         break;
@@ -587,12 +555,6 @@ XRE_InitChildProcess(int aArgc,
       ::SetProcessShutdownParameters(0x280 - 1, SHUTDOWN_NORETRY);
 #endif
 
-#if defined(MOZ_SANDBOX) && defined(XP_WIN)
-      // We need to do this after the process has been initialised, as
-      // InitLoggingIfRequired may need access to prefs.
-      mozilla::sandboxing::InitLoggingIfRequired(aChildData->ProvideLogFunction);
-#endif
-
       OverrideDefaultLocaleIfNeeded();
 
       // Run the UI event loop on the main thread.
diff --git a/toolkit/xre/nsUpdateDriver.cpp b/toolkit/xre/nsUpdateDriver.cpp
index 54a711000..ab0bdf005 100644
--- a/toolkit/xre/nsUpdateDriver.cpp
+++ b/toolkit/xre/nsUpdateDriver.cpp
@@ -74,23 +74,6 @@ GetUpdateLog()
 #define UPDATER_PNG "updater.png"
 #endif
 
-#if defined(MOZ_WIDGET_GONK)
-#include <linux/ioprio.h>
-
-static const int kB2GServiceArgc = 2;
-static const char *kB2GServiceArgv[] = { "/system/bin/start", "b2g" };
-
-static const char kAppUpdaterPrio[]        = "app.update.updater.prio";
-static const char kAppUpdaterOomScoreAdj[] = "app.update.updater.oom_score_adj";
-static const char kAppUpdaterIOPrioClass[] = "app.update.updater.ioprio.class";
-static const char kAppUpdaterIOPrioLevel[] = "app.update.updater.ioprio.level";
-
-static const int  kAppUpdaterPrioDefault        = 19;     // -20..19 where 19 = lowest priority
-static const int  kAppUpdaterOomScoreAdjDefault = -1000;  // -1000 = Never kill
-static const int  kAppUpdaterIOPrioClassDefault = IOPRIO_CLASS_IDLE;
-static const int  kAppUpdaterIOPrioLevelDefault = 0;      // Doesn't matter for CLASS IDLE
-#endif
-
 static nsresult
 GetCurrentWorkingDir(char *buf, size_t size)
 {
@@ -387,7 +370,7 @@ CopyUpdaterIntoUpdateDir(nsIFile *greDir, nsIFile *appDir, nsIFile *updateDir,
  * @param pathToAppend A new library path to prepend to LD_LIBRARY_PATH
  */
 #if defined(MOZ_VERIFY_MAR_SIGNATURE) && !defined(XP_WIN) && \
-    !defined(XP_MACOSX) && !defined(MOZ_WIDGET_GONK)
+    !defined(XP_MACOSX)
 #include "prprf.h"
 #define PATH_SEPARATOR ":"
 #define LD_LIBRARY_PATH_ENVVAR_NAME "LD_LIBRARY_PATH"
@@ -503,15 +486,9 @@ SwitchToUpdatedApp(nsIFile *greDir, nsIFile *updateDir,
 #else
 
   nsAutoCString appFilePath;
-#if defined(MOZ_WIDGET_GONK)
-  appFilePath.Assign(kB2GServiceArgv[0]);
-  appArgc = kB2GServiceArgc;
-  appArgv = const_cast<char**>(kB2GServiceArgv);
-#else
   rv = appFile->GetNativePath(appFilePath);
   if (NS_FAILED(rv))
     return;
-#endif
 
   nsAutoCString updaterPath;
   rv = updater->GetNativePath(updaterPath);
@@ -617,19 +594,13 @@ SwitchToUpdatedApp(nsIFile *greDir, nsIFile *updateDir,
     PR_SetEnv("MOZ_SAFE_MODE_RESTART=1");
   }
 #if defined(MOZ_VERIFY_MAR_SIGNATURE) && !defined(XP_WIN) && \
-    !defined(XP_MACOSX) && !defined(MOZ_WIDGET_GONK)
+    !defined(XP_MACOSX)
   AppendToLibPath(installDirPath.get());
 #endif
 
   LOG(("spawning updater process for replacing [%s]\n", updaterPath.get()));
 
 #if defined(XP_UNIX) & !defined(XP_MACOSX)
-# if defined(MOZ_WIDGET_GONK)
-  // In Gonk, we preload libmozglue, which the updater process doesn't need.
-  // Since the updater will move and delete libmozglue.so, this can actually
-  // stop the /system mount from correctly being remounted as read-only.
-  unsetenv("LD_PRELOAD");
-# endif
   exit(execv(updaterPath.get(), argv));
 #elif defined(XP_WIN)
   // Switch the application using updater.exe
@@ -647,46 +618,6 @@ SwitchToUpdatedApp(nsIFile *greDir, nsIFile *updateDir,
 #endif
 }
 
-#if defined(MOZ_WIDGET_GONK)
-static nsresult
-GetOSApplyToDir(nsACString& applyToDir)
-{
-  nsCOMPtr<nsIProperties> ds =
-    do_GetService(NS_DIRECTORY_SERVICE_CONTRACTID);
-  NS_ASSERTION(ds, "Can't get directory service");
-
-  nsCOMPtr<nsIFile> osApplyToDir;
-  nsresult rv = ds->Get(XRE_OS_UPDATE_APPLY_TO_DIR, NS_GET_IID(nsIFile),
-                                   getter_AddRefs(osApplyToDir));
-  if (NS_FAILED(rv)) {
-    LOG(("Can't get the OS applyTo dir"));
-    return rv;
-  }
-
-  return osApplyToDir->GetNativePath(applyToDir);
-}
-
-static void
-SetOSApplyToDir(nsIUpdate* update, const nsACString& osApplyToDir)
-{
-  nsresult rv;
-  nsCOMPtr<nsIWritablePropertyBag> updateProperties =
-    do_QueryInterface(update, &rv);
-
-  if (NS_FAILED(rv)) {
-    return;
-  }
-
-  RefPtr<nsVariant> variant = new nsVariant();
-  rv = variant->SetAsACString(osApplyToDir);
-  if (NS_FAILED(rv)) {
-    return;
-  }
-
-  updateProperties->SetProperty(NS_LITERAL_STRING("osApplyToDir"), variant);
-}
-#endif
-
 /**
  * Apply an update. This applies to both normal and staged updates.
  *
@@ -780,13 +711,9 @@ ApplyUpdate(nsIFile *greDir, nsIFile *updateDir, nsIFile *statusFile,
   if (NS_FAILED(rv))
     return;
 
-  // Get the directory where the update was staged for replace and GONK OS
-  // Updates or where it will be applied.
-#ifndef MOZ_WIDGET_GONK
-  // OS Updates are only supported on GONK so force it to false on everything
+  // OS Updates were only supported on GONK so force it to false on everything
   // but GONK to simplify the following logic.
   isOSUpdate = false;
-#endif
   nsAutoCString applyToDir;
   nsCOMPtr<nsIFile> updatedDir;
   if (restart && !isOSUpdate) {
@@ -806,15 +733,6 @@ ApplyUpdate(nsIFile *greDir, nsIFile *updateDir, nsIFile *statusFile,
       return;
     }
     applyToDir = NS_ConvertUTF16toUTF8(applyToDirW);
-#elif MOZ_WIDGET_GONK
-    if (isOSUpdate) {
-      if (!osApplyToDir) {
-        return;
-      }
-      rv = osApplyToDir->GetNativePath(applyToDir);
-    } else {
-      rv = updatedDir->GetNativePath(applyToDir);
-    }
 #else
     rv = updatedDir->GetNativePath(applyToDir);
 #endif
@@ -900,33 +818,13 @@ ApplyUpdate(nsIFile *greDir, nsIFile *updateDir, nsIFile *statusFile,
     PR_SetEnv("MOZ_SAFE_MODE_RESTART=1");
   }
 #if defined(MOZ_VERIFY_MAR_SIGNATURE) && !defined(XP_WIN) && \
-    !defined(XP_MACOSX) && !defined(MOZ_WIDGET_GONK)
+    !defined(XP_MACOSX)
   AppendToLibPath(installDirPath.get());
 #endif
 
   if (isOSUpdate) {
     PR_SetEnv("MOZ_OS_UPDATE=1");
   }
-#if defined(MOZ_WIDGET_GONK)
-  // We want the updater to be CPU friendly and not subject to being killed by
-  // the low memory killer, so we pass in some preferences to allow it to
-  // adjust its priority.
-
-  int32_t prioVal = Preferences::GetInt(kAppUpdaterPrio,
-                                        kAppUpdaterPrioDefault);
-  int32_t oomScoreAdj = Preferences::GetInt(kAppUpdaterOomScoreAdj,
-                                            kAppUpdaterOomScoreAdjDefault);
-  int32_t ioprioClass = Preferences::GetInt(kAppUpdaterIOPrioClass,
-                                            kAppUpdaterIOPrioClassDefault);
-  int32_t ioprioLevel = Preferences::GetInt(kAppUpdaterIOPrioLevel,
-                                            kAppUpdaterIOPrioLevelDefault);
-  nsPrintfCString prioEnv("MOZ_UPDATER_PRIO=%d/%d/%d/%d",
-                          prioVal, oomScoreAdj, ioprioClass, ioprioLevel);
-  // Note: we allocate a new string on heap and pass that to PR_SetEnv, since
-  // the string can be used after this function returns.  This means that we
-  // will intentionally leak this buffer.
-  PR_SetEnv(ToNewCString(prioEnv));
-#endif
 
   LOG(("spawning updater process [%s]\n", updaterPath.get()));
 
@@ -1122,12 +1020,6 @@ nsUpdateProcessor::ProcessUpdate(nsIUpdate* aUpdate)
     // Check for and process any available updates
     bool persistent;
     nsresult rv = NS_ERROR_FAILURE; // Take the NS_FAILED path when non-GONK
-#ifdef MOZ_WIDGET_GONK
-    // Check in the sdcard for updates first, since that's our preferred
-    // download location.
-    rv = dirProvider->GetFile(XRE_UPDATE_ARCHIVE_DIR, &persistent,
-                              getter_AddRefs(updRoot));
-#endif
     if (NS_FAILED(rv)) {
       rv = dirProvider->GetFile(XRE_UPDATE_ROOT_DIR, &persistent,
                                 getter_AddRefs(updRoot));
@@ -1217,34 +1109,6 @@ nsUpdateProcessor::ProcessUpdate(nsIUpdate* aUpdate)
   }
   mInfo.mAppVersion = appVersion;
 
-#if defined(MOZ_WIDGET_GONK)
-  NS_ENSURE_ARG_POINTER(aUpdate);
-
-  bool isOSUpdate;
-  if (NS_SUCCEEDED(aUpdate->GetIsOSUpdate(&isOSUpdate)) &&
-      isOSUpdate) {
-    nsAutoCString osApplyToDir;
-
-    // This needs to be done on the main thread, so we pass it along in
-    // BackgroundThreadInfo
-    nsresult rv = GetOSApplyToDir(osApplyToDir);
-    if (NS_FAILED(rv)) {
-      LOG(("Can't get the OS apply to dir"));
-      return rv;
-    }
-
-    SetOSApplyToDir(aUpdate, osApplyToDir);
-
-    mInfo.mIsOSUpdate = true;
-    rv = NS_NewNativeLocalFile(osApplyToDir, false,
-                               getter_AddRefs(mInfo.mOSApplyToDir));
-    if (NS_FAILED(rv)) {
-      LOG(("Can't create nsIFile for OS apply to dir"));
-      return rv;
-    }
-  }
-#endif
-
   MOZ_ASSERT(NS_IsMainThread(), "not main thread");
   nsCOMPtr<nsIRunnable> r = NewRunnableMethod(this, &nsUpdateProcessor::StartStagedUpdate);
   return NS_NewThread(getter_AddRefs(mProcessWatcher), r);
diff --git a/toolkit/xre/nsXREDirProvider.cpp b/toolkit/xre/nsXREDirProvider.cpp
index 09168319f..d904cb83a 100644
--- a/toolkit/xre/nsXREDirProvider.cpp
+++ b/toolkit/xre/nsXREDirProvider.cpp
@@ -62,11 +62,6 @@
 #include "UIKitDirProvider.h"
 #endif
 
-#if (defined(XP_WIN) || defined(XP_MACOSX)) && defined(MOZ_CONTENT_SANDBOX)
-#include "nsIUUIDGenerator.h"
-#include "mozilla/Unused.h"
-#endif
-
 #if defined(XP_MACOSX)
 #define APP_REGISTRY_NAME "Application Registry"
 #elif defined(XP_WIN)
@@ -77,14 +72,6 @@
 
 #define PREF_OVERRIDE_DIRNAME "preferences"
 
-#if (defined(XP_WIN) || defined(XP_MACOSX)) && defined(MOZ_CONTENT_SANDBOX)
-static already_AddRefed<nsIFile> GetContentProcessSandboxTempDir();
-static nsresult DeleteDirIfExists(nsIFile *dir);
-static bool IsContentSandboxDisabled();
-static const char* GetContentProcessTempBaseDirKey();
-static already_AddRefed<nsIFile> CreateContentProcessSandboxTempDir();
-#endif
-
 static already_AddRefed<nsIFile>
 CloneAndAppend(nsIFile* aFile, const char* name)
 {
@@ -139,10 +126,6 @@ nsXREDirProvider::Initialize(nsIFile *aXULAppDir,
     }
   }
 
-#ifdef MOZ_B2G
-  LoadAppBundleDirs();
-#endif
-
   return NS_OK;
 }
 
@@ -495,14 +478,6 @@ nsXREDirProvider::GetFile(const char* aProperty, bool* aPersistent,
     bool unused;
     rv = dirsvc->GetFile("XCurProcD", &unused, getter_AddRefs(file));
   }
-#if (defined(XP_WIN) || defined(XP_MACOSX)) && defined(MOZ_CONTENT_SANDBOX)
-  else if (!strcmp(aProperty, NS_APP_CONTENT_PROCESS_TEMP_DIR)) {
-    if (!mContentTempDir && NS_FAILED((rv = LoadContentProcessTempDir()))) {
-      return rv;
-    }
-    rv = mContentTempDir->Clone(getter_AddRefs(file));
-  }
-#endif // defined(XP_WIN) && defined(MOZ_CONTENT_SANDBOX)
   else if (NS_SUCCEEDED(GetProfileStartupDir(getter_AddRefs(file)))) {
     // We need to allow component, xpt, and chrome registration to
     // occur prior to the profile-after-change notification.
@@ -729,176 +704,6 @@ LoadExtensionDirectories(nsINIParser &parser,
   while (true);
 }
 
-#if (defined(XP_WIN) || defined(XP_MACOSX)) && defined(MOZ_CONTENT_SANDBOX)
-
-static const char*
-GetContentProcessTempBaseDirKey()
-{
-#if defined(XP_WIN)
-  return NS_WIN_LOW_INTEGRITY_TEMP_BASE;
-#else
-  return NS_OS_TEMP_DIR;
-#endif
-}
-
-//
-// Sets mContentTempDir so that it refers to the appropriate temp dir.
-// If the sandbox is enabled, NS_APP_CONTENT_PROCESS_TEMP_DIR, otherwise
-// NS_OS_TEMP_DIR is used.
-//
-nsresult
-nsXREDirProvider::LoadContentProcessTempDir()
-{
-  mContentTempDir = GetContentProcessSandboxTempDir();
-  if (mContentTempDir) {
-    return NS_OK;
-  } else {
-    return NS_GetSpecialDirectory(NS_OS_TEMP_DIR,
-                                  getter_AddRefs(mContentTempDir));
-  }
-}
-
-static bool
-IsContentSandboxDisabled()
-{
-  bool isSandboxDisabled = false;
-  if (!BrowserTabsRemoteAutostart()) {
-    return false;
-  }
-#if defined(XP_WIN) || defined(XP_MACOSX)
-  isSandboxDisabled = Preferences::GetInt("security.sandbox.content.level") < 1;
-#endif
-  return isSandboxDisabled;
-}
-
-//
-// If a content process sandbox temp dir is to be used, returns an nsIFile
-// for the directory. Returns null if the content sandbox is disabled or
-// an error occurs.
-//
-static already_AddRefed<nsIFile>
-GetContentProcessSandboxTempDir()
-{
-  if (IsContentSandboxDisabled()) {
-    return nullptr;
-  }
-
-  nsCOMPtr<nsIFile> localFile;
-
-  nsresult rv = NS_GetSpecialDirectory(GetContentProcessTempBaseDirKey(),
-                                       getter_AddRefs(localFile));
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return nullptr;
-  }
-
-  nsAutoString tempDirSuffix;
-  rv = Preferences::GetString("security.sandbox.content.tempDirSuffix",
-                              &tempDirSuffix);
-  if (NS_WARN_IF(NS_FAILED(rv)) || tempDirSuffix.IsEmpty()) {
-    return nullptr;
-  }
-
-  rv = localFile->Append(NS_LITERAL_STRING("Temp-") + tempDirSuffix);
-  if (NS_WARN_IF(NS_FAILED(rv))) {
-    return nullptr;
-  }
-
-  return localFile.forget();
-}
-
-//
-// Create a temporary directory for use from sandboxed content processes.
-// Only called in the parent. The path is derived from a UUID stored in a
-// pref which is available to content processes. Returns null if the
-// content sandbox is disabled or if an error occurs.
-//
-static already_AddRefed<nsIFile>
-CreateContentProcessSandboxTempDir()
-{
-  if (IsContentSandboxDisabled()) {
-    return nullptr;
-  }
-
-  // Get (and create if blank) temp directory suffix pref.
-  nsresult rv;
-  nsAdoptingString tempDirSuffix =
-    Preferences::GetString("security.sandbox.content.tempDirSuffix");
-  if (tempDirSuffix.IsEmpty()) {
-    nsCOMPtr<nsIUUIDGenerator> uuidgen =
-      do_GetService("@mozilla.org/uuid-generator;1", &rv);
-    if (NS_WARN_IF(NS_FAILED(rv))) {
-      return nullptr;
-    }
-
-    nsID uuid;
-    rv = uuidgen->GenerateUUIDInPlace(&uuid);
-    if (NS_WARN_IF(NS_FAILED(rv))) {
-      return nullptr;
-    }
-
-    char uuidChars[NSID_LENGTH];
-    uuid.ToProvidedString(uuidChars);
-    tempDirSuffix.AssignASCII(uuidChars);
-
-    // Save the pref
-    rv = Preferences::SetCString("security.sandbox.content.tempDirSuffix",
-                                 uuidChars);
-    if (NS_WARN_IF(NS_FAILED(rv))) {
-      // If we fail to save the pref we don't want to create the temp dir,
-      // because we won't be able to clean it up later.
-      return nullptr;
-    }
-
-    nsCOMPtr<nsIPrefService> prefsvc = Preferences::GetService();
-    if (!prefsvc || NS_FAILED((rv = prefsvc->SavePrefFile(nullptr)))) {
-      // Again, if we fail to save the pref file we might not be able to clean
-      // up the temp directory, so don't create one.
-      NS_WARNING("Failed to save pref file, cannot create temp dir.");
-      return nullptr;
-    }
-  }
-
-  nsCOMPtr<nsIFile> sandboxTempDir = GetContentProcessSandboxTempDir();
-  if (!sandboxTempDir) {
-    NS_WARNING("Failed to determine sandbox temp dir path.");
-    return nullptr;
-  }
-
-  // Remove the directory. It may exist due to a previous crash.
-  if (NS_FAILED(DeleteDirIfExists(sandboxTempDir))) {
-    NS_WARNING("Failed to reset sandbox temp dir.");
-    return nullptr;
-  }
-
-  // Create the directory
-  rv = sandboxTempDir->Create(nsIFile::DIRECTORY_TYPE, 0700);
-  if (NS_FAILED(rv)) {
-    NS_WARNING("Failed to create sandbox temp dir.");
-    return nullptr;
-  }
-
-  return sandboxTempDir.forget();
-}
-
-static nsresult
-DeleteDirIfExists(nsIFile* dir)
-{
-  if (dir) {
-    // Don't return an error if the directory doesn't exist.
-    // Windows Remove() returns NS_ERROR_FILE_NOT_FOUND while
-    // OS X returns NS_ERROR_FILE_TARGET_DOES_NOT_EXIST.
-    nsresult rv = dir->Remove(/* aRecursive */ true);
-    if (NS_FAILED(rv) && rv != NS_ERROR_FILE_NOT_FOUND &&
-        rv != NS_ERROR_FILE_TARGET_DOES_NOT_EXIST) {
-      return rv;
-    }
-  }
-  return NS_OK;
-}
-
-#endif // (defined(XP_WIN) || defined(XP_MACOSX)) &&
-  // defined(MOZ_CONTENT_SANDBOX)
-
 void
 nsXREDirProvider::LoadExtensionBundleDirectories()
 {
@@ -952,38 +757,6 @@ nsXREDirProvider::LoadExtensionBundleDirectories()
   }
 }
 
-#ifdef MOZ_B2G
-void
-nsXREDirProvider::LoadAppBundleDirs()
-{
-  nsCOMPtr<nsIFile> dir;
-  bool persistent = false;
-  nsresult rv = GetFile(XRE_APP_DISTRIBUTION_DIR, &persistent, getter_AddRefs(dir));
-  if (NS_FAILED(rv))
-    return;
-
-  dir->AppendNative(NS_LITERAL_CSTRING("bundles"));
-
-  nsCOMPtr<nsISimpleEnumerator> e;
-  rv = dir->GetDirectoryEntries(getter_AddRefs(e));
-  if (NS_FAILED(rv))
-    return;
-
-  nsCOMPtr<nsIDirectoryEnumerator> files = do_QueryInterface(e);
-  if (!files)
-    return;
-
-  nsCOMPtr<nsIFile> subdir;
-  while (NS_SUCCEEDED(files->GetNextFile(getter_AddRefs(subdir))) && subdir) {
-    mAppBundleDirectories.AppendObject(subdir);
-
-    nsCOMPtr<nsIFile> manifest =
-      CloneAndAppend(subdir, "chrome.manifest");
-    XRE_AddManifestLocation(NS_APP_LOCATION, manifest);
-  }
-}
-#endif
-
 static const char *const kAppendPrefDir[] = { "defaults", "preferences", nullptr };
 
 #ifdef DEBUG_bsmedberg
@@ -1203,14 +976,6 @@ nsXREDirProvider::DoStartup()
     }
 
     obsSvc->NotifyObservers(nullptr, "profile-initial-state", nullptr);
-
-#if (defined(XP_WIN) || defined(XP_MACOSX)) && defined(MOZ_CONTENT_SANDBOX)
-    // The parent is responsible for creating the sandbox temp dir
-    if (XRE_IsParentProcess()) {
-      mContentProcessSandboxTempDir = CreateContentProcessSandboxTempDir();
-      mContentTempDir = mContentProcessSandboxTempDir;
-    }
-#endif
   }
   return NS_OK;
 }
@@ -1221,12 +986,6 @@ nsXREDirProvider::DoShutdown()
   PROFILER_LABEL_FUNC(js::ProfileEntry::Category::OTHER);
 
   if (mProfileNotified) {
-#if (defined(XP_WIN) || defined(XP_MACOSX)) && defined(MOZ_CONTENT_SANDBOX)
-    if (XRE_IsParentProcess()) {
-      Unused << DeleteDirIfExists(mContentProcessSandboxTempDir);
-    }
-#endif
-
     nsCOMPtr<nsIObserverService> obsSvc =
       mozilla::services::GetObserverService();
     NS_ASSERTION(obsSvc, "No observer service?");
@@ -1363,14 +1122,6 @@ nsresult
 nsXREDirProvider::GetUpdateRootDir(nsIFile* *aResult)
 {
   nsCOMPtr<nsIFile> updRoot;
-#if defined(MOZ_WIDGET_GONK)
-
-  nsresult rv = NS_NewNativeLocalFile(nsDependentCString("/data/local"),
-                                      true,
-                                      getter_AddRefs(updRoot));
-  NS_ENSURE_SUCCESS(rv, rv);
-
-#else
   nsCOMPtr<nsIFile> appFile;
   bool per = false;
   nsresult rv = GetFile(XRE_EXECUTABLE_FILE, &per, getter_AddRefs(appFile));
@@ -1502,7 +1253,6 @@ nsXREDirProvider::GetUpdateRootDir(nsIFile* *aResult)
   NS_ENSURE_SUCCESS(rv, rv);
 
 #endif // XP_WIN
-#endif
   updRoot.forget(aResult);
   return NS_OK;
 }
@@ -1606,9 +1356,6 @@ nsXREDirProvider::GetUserDataDirectoryHome(nsIFile** aFile, bool aLocal)
   NS_ENSURE_SUCCESS(rv, rv);
 
   rv = NS_NewLocalFile(path, true, getter_AddRefs(localDir));
-#elif defined(MOZ_WIDGET_GONK)
-  rv = NS_NewNativeLocalFile(NS_LITERAL_CSTRING("/data/b2g"), true,
-                             getter_AddRefs(localDir));
 #elif defined(XP_UNIX)
   const char* homeDir = getenv("HOME");
   if (!homeDir || !*homeDir)
diff --git a/toolkit/xre/nsXREDirProvider.h b/toolkit/xre/nsXREDirProvider.h
index 7ec64da78..655f664e6 100644
--- a/toolkit/xre/nsXREDirProvider.h
+++ b/toolkit/xre/nsXREDirProvider.h
@@ -121,19 +121,9 @@ protected:
   // delimiters.
   static inline nsresult AppendProfileString(nsIFile* aFile, const char* aPath);
 
-#if (defined(XP_WIN) || defined(XP_MACOSX)) && defined(MOZ_CONTENT_SANDBOX)
-  // Load the temp directory for sandboxed content processes
-  nsresult LoadContentProcessTempDir();
-#endif
-
   // Calculate and register extension and theme bundle directories.
   void LoadExtensionBundleDirectories();
 
-#ifdef MOZ_B2G
-  // Calculate and register app-bundled extension directories.
-  void LoadAppBundleDirs();
-#endif
-
   void Append(nsIFile* aDirectory);
 
   nsCOMPtr<nsIDirectoryServiceProvider> mAppProvider;
@@ -146,10 +136,6 @@ protected:
   nsCOMPtr<nsIFile>      mProfileDir;
   nsCOMPtr<nsIFile>      mProfileLocalDir;
   bool                   mProfileNotified;
-#if (defined(XP_WIN) || defined(XP_MACOSX)) && defined(MOZ_CONTENT_SANDBOX)
-  nsCOMPtr<nsIFile>      mContentTempDir;
-  nsCOMPtr<nsIFile>      mContentProcessSandboxTempDir;
-#endif
   nsCOMArray<nsIFile>    mAppBundleDirectories;
   nsCOMArray<nsIFile>    mExtensionDirectories;
   nsCOMArray<nsIFile>    mThemeDirectories;
author	wolfbeast <mcwerewolf@gmail.com>	2018-05-14 10:50:01 +0200
committer	wolfbeast <mcwerewolf@gmail.com>	2018-05-14 10:50:01 +0200
commit	e9dd029f5d00590e1a53e63b0ab805110a10b54c (patch)
tree	1126ca5dda925a62be3dc12c99c90e953d08afcf /toolkit
parent	9d6a7ae25d7f5da855a8f8df884de483b4e2a538 (diff)
parent	36b8fd734f590eb726ca2e50f8d1ff9cc968b8e1 (diff)
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