From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 layout/base/tests/chrome/animated.gif              | Bin 0 -> 527 bytes
 layout/base/tests/chrome/blue-32x32.png            | Bin 0 -> 110 bytes
 layout/base/tests/chrome/bug1041200_window.html    |  45 ++++
 layout/base/tests/chrome/bug495648.rdf             | 214 ++++++++++++++++
 layout/base/tests/chrome/bug551434_childframe.html |   4 +
 layout/base/tests/chrome/chrome.ini                |  49 ++++
 .../chrome/chrome_content_integration_window.xul   |  45 ++++
 .../tests/chrome/chrome_over_plugin_window.xul     |  62 +++++
 .../tests/chrome/default_background_window.xul     |  60 +++++
 .../chrome/dialog_with_positioning_window.xul      |  30 +++
 layout/base/tests/chrome/file_bug1018265.xul       |  51 ++++
 .../base/tests/chrome/no_clip_iframe_subdoc.html   |   7 +
 layout/base/tests/chrome/no_clip_iframe_window.xul |  96 ++++++++
 .../tests/chrome/printpreview_bug396024_helper.xul | 123 +++++++++
 .../tests/chrome/printpreview_bug482976_helper.xul |  82 ++++++
 layout/base/tests/chrome/printpreview_helper.xul   | 274 +++++++++++++++++++++
 layout/base/tests/chrome/test_bug1018265.xul       |  38 +++
 layout/base/tests/chrome/test_bug1041200.xul       |  23 ++
 layout/base/tests/chrome/test_bug396367-1.html     |  49 ++++
 layout/base/tests/chrome/test_bug396367-2.html     |  56 +++++
 layout/base/tests/chrome/test_bug420499.xul        | 129 ++++++++++
 layout/base/tests/chrome/test_bug458898.html       |  39 +++
 layout/base/tests/chrome/test_bug495648.xul        |  46 ++++
 layout/base/tests/chrome/test_bug504311.xul        |  35 +++
 layout/base/tests/chrome/test_bug514660.xul        |  40 +++
 layout/base/tests/chrome/test_bug533845.xul        |  44 ++++
 layout/base/tests/chrome/test_bug551434.html       |  97 ++++++++
 layout/base/tests/chrome/test_bug708062.html       |  47 ++++
 layout/base/tests/chrome/test_bug812817.xul        |  38 +++
 .../tests/chrome/test_bug847890_paintFlashing.html |  31 +++
 .../chrome/test_chrome_content_integration.xul     |  26 ++
 .../base/tests/chrome/test_chrome_over_plugin.xul  |  24 ++
 .../base/tests/chrome/test_default_background.xul  |  23 ++
 .../tests/chrome/test_dialog_with_positioning.html |  20 ++
 .../chrome/test_fixed_bg_scrolling_repaints.html   |  41 +++
 .../test_leaf_layers_partition_browser_window.xul  | 114 +++++++++
 layout/base/tests/chrome/test_no_clip_iframe.xul   |  23 ++
 .../tests/chrome/test_prerendered_transforms.html  |  47 ++++
 layout/base/tests/chrome/test_printpreview.xul     |  16 ++
 .../tests/chrome/test_printpreview_bug396024.xul   |  22 ++
 .../tests/chrome/test_printpreview_bug482976.xul   |  22 ++
 .../base/tests/chrome/test_scrolling_repaints.html |  49 ++++
 layout/base/tests/chrome/test_will_change.html     |  99 ++++++++
 43 files changed, 2380 insertions(+)
 create mode 100644 layout/base/tests/chrome/animated.gif
 create mode 100644 layout/base/tests/chrome/blue-32x32.png
 create mode 100644 layout/base/tests/chrome/bug1041200_window.html
 create mode 100644 layout/base/tests/chrome/bug495648.rdf
 create mode 100644 layout/base/tests/chrome/bug551434_childframe.html
 create mode 100644 layout/base/tests/chrome/chrome.ini
 create mode 100644 layout/base/tests/chrome/chrome_content_integration_window.xul
 create mode 100644 layout/base/tests/chrome/chrome_over_plugin_window.xul
 create mode 100644 layout/base/tests/chrome/default_background_window.xul
 create mode 100644 layout/base/tests/chrome/dialog_with_positioning_window.xul
 create mode 100644 layout/base/tests/chrome/file_bug1018265.xul
 create mode 100644 layout/base/tests/chrome/no_clip_iframe_subdoc.html
 create mode 100644 layout/base/tests/chrome/no_clip_iframe_window.xul
 create mode 100644 layout/base/tests/chrome/printpreview_bug396024_helper.xul
 create mode 100644 layout/base/tests/chrome/printpreview_bug482976_helper.xul
 create mode 100644 layout/base/tests/chrome/printpreview_helper.xul
 create mode 100644 layout/base/tests/chrome/test_bug1018265.xul
 create mode 100644 layout/base/tests/chrome/test_bug1041200.xul
 create mode 100644 layout/base/tests/chrome/test_bug396367-1.html
 create mode 100644 layout/base/tests/chrome/test_bug396367-2.html
 create mode 100644 layout/base/tests/chrome/test_bug420499.xul
 create mode 100644 layout/base/tests/chrome/test_bug458898.html
 create mode 100644 layout/base/tests/chrome/test_bug495648.xul
 create mode 100644 layout/base/tests/chrome/test_bug504311.xul
 create mode 100644 layout/base/tests/chrome/test_bug514660.xul
 create mode 100644 layout/base/tests/chrome/test_bug533845.xul
 create mode 100644 layout/base/tests/chrome/test_bug551434.html
 create mode 100644 layout/base/tests/chrome/test_bug708062.html
 create mode 100644 layout/base/tests/chrome/test_bug812817.xul
 create mode 100644 layout/base/tests/chrome/test_bug847890_paintFlashing.html
 create mode 100644 layout/base/tests/chrome/test_chrome_content_integration.xul
 create mode 100644 layout/base/tests/chrome/test_chrome_over_plugin.xul
 create mode 100644 layout/base/tests/chrome/test_default_background.xul
 create mode 100644 layout/base/tests/chrome/test_dialog_with_positioning.html
 create mode 100644 layout/base/tests/chrome/test_fixed_bg_scrolling_repaints.html
 create mode 100644 layout/base/tests/chrome/test_leaf_layers_partition_browser_window.xul
 create mode 100644 layout/base/tests/chrome/test_no_clip_iframe.xul
 create mode 100644 layout/base/tests/chrome/test_prerendered_transforms.html
 create mode 100644 layout/base/tests/chrome/test_printpreview.xul
 create mode 100644 layout/base/tests/chrome/test_printpreview_bug396024.xul
 create mode 100644 layout/base/tests/chrome/test_printpreview_bug482976.xul
 create mode 100644 layout/base/tests/chrome/test_scrolling_repaints.html
 create mode 100644 layout/base/tests/chrome/test_will_change.html

(limited to 'layout/base/tests/chrome')

diff --git a/layout/base/tests/chrome/animated.gif b/layout/base/tests/chrome/animated.gif
new file mode 100644
index 000000000..b2895487b
Binary files /dev/null and b/layout/base/tests/chrome/animated.gif differ
diff --git a/layout/base/tests/chrome/blue-32x32.png b/layout/base/tests/chrome/blue-32x32.png
new file mode 100644
index 000000000..deefd19b2
Binary files /dev/null and b/layout/base/tests/chrome/blue-32x32.png differ
diff --git a/layout/base/tests/chrome/bug1041200_window.html b/layout/base/tests/chrome/bug1041200_window.html
new file mode 100644
index 000000000..e098e1d92
--- /dev/null
+++ b/layout/base/tests/chrome/bug1041200_window.html
@@ -0,0 +1,45 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test for Bug 1041200</title>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/paint_listener.js"></script>
+</head>
+<body>
+<iframe style="width:700px; height:500px; margin-top:200px;" id="ourFrame"></iframe>
+<script>
+var SpecialPowers = window.opener.wrappedJSObject.SpecialPowers;
+var SimpleTest = window.opener.wrappedJSObject.SimpleTest;
+var ok = window.opener.wrappedJSObject.ok;
+var info = window.opener.wrappedJSObject.info;
+
+var viewer =
+  SpecialPowers.wrap(ourFrame).contentWindow
+               .QueryInterface(SpecialPowers.Ci.nsIInterfaceRequestor)
+               .getInterface(SpecialPowers.Ci.nsIWebNavigation)
+               .QueryInterface(SpecialPowers.Ci.nsIDocShell)
+               .contentViewer;
+viewer.fullZoom = 2;
+
+SimpleTest.waitForExplicitFinish();
+
+window.onload = function() {
+  window.waitForAllPaintsFlushed(function () {
+    // Supply random key to ensure load actually happens
+    ourFrame.src = "data:text/html,<body onload='parent.childLoaded()' style='background:lime'><p>Hello<p>Hello<p>Hello<p>Hello<p>Hello<p>" + Math.random();
+  }, document.getElementById("ourFrame").contentDocument);
+};
+
+window.childLoaded = function() {
+  setTimeout(function() {
+    window.waitForAllPaintsFlushed(function(x1, y1, x2, y2) {
+      ok(x2 - x1 >= 700 && y2 - y1 >= 500,
+         "expected to see invalidate of entire frame, got " + [x1,y1,x2,y2].join(','));
+      SimpleTest.finish();
+      window.close();
+    });
+  }, 0);
+};
+</script>
+
diff --git a/layout/base/tests/chrome/bug495648.rdf b/layout/base/tests/chrome/bug495648.rdf
new file mode 100644
index 000000000..b7045aa70
--- /dev/null
+++ b/layout/base/tests/chrome/bug495648.rdf
@@ -0,0 +1,214 @@
+<?xml version="1.0"?>
+<RDF:RDF xmlns:NS1="http://sitedelta.schierla.de/SD-rdf#"
+         xmlns:NC="http://home.netscape.com/NC-rdf#"
+         xmlns:RDF="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=19&amp;btnG=Suche&amp;meta="
+                   NC:name="19 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Bag RDF:about="urn:root:bag">
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=1&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=2&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=3&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=4&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=5&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=6&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=7&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=8&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=9&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=10&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=11&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=12&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=13&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=14&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=15&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=16&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=17&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=18&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=19&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=20&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=21&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=22&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=23&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=24&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=25&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=26&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=27&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=28&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=29&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=30&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=31&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=32&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=33&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=34&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=35&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=36&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=37&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=38&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=39&amp;btnG=Suche&amp;meta="/>
+    <RDF:li RDF:resource="http://www.google.de/search?hl=de&amp;q=40&amp;btnG=Suche&amp;meta="/>
+  </RDF:Bag>
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=2&amp;btnG=Suche&amp;meta="
+                   NC:name="2 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=12&amp;btnG=Suche&amp;meta="
+                   NC:name="12 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=5&amp;btnG=Suche&amp;meta="
+                   NC:name="5 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=6&amp;btnG=Suche&amp;meta="
+                   NC:name="6 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=22&amp;btnG=Suche&amp;meta="
+                   NC:name="22 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=17&amp;btnG=Suche&amp;meta="
+                   NC:name="17 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="urn:root">
+    <NC:links RDF:resource="urn:root:bag"/>
+  </RDF:Description>
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=8&amp;btnG=Suche&amp;meta="
+                   NC:name="8 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=1&amp;btnG=Suche&amp;meta="
+                   NC:name="1 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=16&amp;btnG=Suche&amp;meta="
+                   NC:name="16 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=21&amp;btnG=Suche&amp;meta="
+                   NC:name="21 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=20&amp;btnG=Suche&amp;meta="
+                   NC:name="20 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=9&amp;btnG=Suche&amp;meta="
+                   NC:name="9 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=11&amp;btnG=Suche&amp;meta="
+                   NC:name="11 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=14&amp;btnG=Suche&amp;meta="
+                   NC:name="14 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=23&amp;btnG=Suche&amp;meta="
+                   NC:name="23 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=24&amp;btnG=Suche&amp;meta="
+                   NC:name="24 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=18&amp;btnG=Suche&amp;meta="
+                   NC:name="18 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www0.pafnet.de/user/322033"
+                   NC:name="pafnet - You2_xD"
+                   NS1:nextScan="1243707104073"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=3&amp;btnG=Suche&amp;meta="
+                   NC:name="3 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=7&amp;btnG=Suche&amp;meta="
+                   NC:name="7 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=15&amp;btnG=Suche&amp;meta="
+                   NC:name="15 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=4&amp;btnG=Suche&amp;meta="
+                   NC:name="4 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=13&amp;btnG=Suche&amp;meta="
+                   NC:name="13 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=10&amp;btnG=Suche&amp;meta="
+                   NC:name="10 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=25&amp;btnG=Suche&amp;meta="
+                   NC:name="25 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=26&amp;btnG=Suche&amp;meta="
+                   NC:name="26 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=27&amp;btnG=Suche&amp;meta="
+                   NC:name="27 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=28&amp;btnG=Suche&amp;meta="
+                   NC:name="28 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=29&amp;btnG=Suche&amp;meta="
+                   NC:name="29 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=30&amp;btnG=Suche&amp;meta="
+                   NC:name="30 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=31&amp;btnG=Suche&amp;meta="
+                   NC:name="31 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=32&amp;btnG=Suche&amp;meta="
+                   NC:name="32 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=33&amp;btnG=Suche&amp;meta="
+                   NC:name="33 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=34&amp;btnG=Suche&amp;meta="
+                   NC:name="34 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=35&amp;btnG=Suche&amp;meta="
+                   NC:name="35 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />			
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=36&amp;btnG=Suche&amp;meta="
+                   NC:name="36 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />	
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=37&amp;btnG=Suche&amp;meta="
+                   NC:name="37 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />	
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=38&amp;btnG=Suche&amp;meta="
+                   NC:name="38 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />	
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=39&amp;btnG=Suche&amp;meta="
+                   NC:name="39 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />	
+  <RDF:Description RDF:about="http://www.google.de/search?hl=de&amp;q=40&amp;btnG=Suche&amp;meta="
+                   NC:name="40 - Google-Suche"
+                   NS1:nextScan="0"
+                   NS1:status="0" />					   
+</RDF:RDF>
diff --git a/layout/base/tests/chrome/bug551434_childframe.html b/layout/base/tests/chrome/bug551434_childframe.html
new file mode 100644
index 000000000..3d7bd6c13
--- /dev/null
+++ b/layout/base/tests/chrome/bug551434_childframe.html
@@ -0,0 +1,4 @@
+<script>
+var gKeyDownChild = 0, gKeyPressChild = 0, gKeyUpChild = 0;
+</script>
+<input id='i4' onkeydown="gKeyDownChild++" onkeypress="gKeyPressChild++" onkeyup="gKeyUpChild++; this.parentNode.removeChild(this);">
diff --git a/layout/base/tests/chrome/chrome.ini b/layout/base/tests/chrome/chrome.ini
new file mode 100644
index 000000000..2f6ca0ba8
--- /dev/null
+++ b/layout/base/tests/chrome/chrome.ini
@@ -0,0 +1,49 @@
+[DEFAULT]
+skip-if = os == 'android'
+support-files =
+  animated.gif
+  blue-32x32.png
+  bug495648.rdf
+  bug551434_childframe.html
+  chrome_content_integration_window.xul
+  chrome_over_plugin_window.xul
+  default_background_window.xul
+  dialog_with_positioning_window.xul
+  no_clip_iframe_subdoc.html
+  no_clip_iframe_window.xul
+  printpreview_bug396024_helper.xul
+  printpreview_bug482976_helper.xul
+  printpreview_helper.xul
+  file_bug1018265.xul
+
+[test_bug396367-1.html]
+[test_bug396367-2.html]
+[test_bug420499.xul]
+[test_bug458898.html]
+[test_bug495648.xul]
+[test_bug504311.xul]
+[test_bug514660.xul]
+[test_bug533845.xul]
+[test_bug551434.html]
+[test_bug708062.html]
+[test_bug812817.xul]
+[test_bug847890_paintFlashing.html]
+[test_bug1018265.xul]
+[test_bug1041200.xul]
+support-files=bug1041200_window.html
+[test_chrome_content_integration.xul]
+[test_chrome_over_plugin.xul]
+[test_default_background.xul]
+[test_dialog_with_positioning.html]
+tags = openwindow
+[test_fixed_bg_scrolling_repaints.html]
+[test_leaf_layers_partition_browser_window.xul]
+skip-if = (!debug) || (toolkit == "cocoa") || (os == "linux") # Disabled on Mac and Linux because of Bug 992311
+[test_no_clip_iframe.xul]
+[test_prerendered_transforms.html]
+[test_printpreview.xul]
+skip-if = os == "linux" && bits == 32 # Disabled on Linux32 for bug 1278957
+[test_printpreview_bug396024.xul]
+[test_printpreview_bug482976.xul]
+[test_scrolling_repaints.html]
+[test_will_change.html]
diff --git a/layout/base/tests/chrome/chrome_content_integration_window.xul b/layout/base/tests/chrome/chrome_content_integration_window.xul
new file mode 100644
index 000000000..23cd21e6e
--- /dev/null
+++ b/layout/base/tests/chrome/chrome_content_integration_window.xul
@@ -0,0 +1,45 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<window title="Content/chrome integration subwindow"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="runTests()"
+        style="background:black; -moz-appearance:none;">
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
+
+  <stack style="height:300px; width:200px;">
+    <!-- the bottom 100px is a strip of black that should be vixible through the content iframe -->
+    <vbox style="background:pink; border-bottom:100px solid black"/>
+    <!-- the middle 100px is a strip of black in the content iframe -->
+    <!-- the bottom 100px of the iframe is transparent, the top 100px is yellow -->
+    <iframe type="content" style="border:none;"
+            transparent="transparent"
+            src="data:text/html,&lt;div style='position:absolute;left:0;top:0;width:100%;height:100px;background:yellow;border-bottom:100px solid black'&gt;"/>
+    <!-- the top 100px is a strip of black above the content iframe -->
+    <vbox style="border-top:100px solid black;"/>
+  </stack>
+
+  <script type="application/javascript">
+    <![CDATA[
+    var imports = [ "SimpleTest", "is", "isnot", "ok", "SpecialPowers" ];
+    for (var name of imports) {
+      window[name] = window.opener.wrappedJSObject[name];
+    }
+    
+    function runTests() {
+      var testCanvas = snapshotWindow(window);
+
+      var refCanvas = snapshotWindow(window);
+      var ctx = refCanvas.getContext('2d');
+      ctx.fillStyle = "black";
+      ctx.fillRect(0, 0, refCanvas.width, refCanvas.height);
+
+      var comparison = compareSnapshots(testCanvas, refCanvas, true);
+      ok(comparison[0], "Rendering OK, got " + comparison[1] + ", expected " + comparison[2]);
+
+      var tester = window.SimpleTest;
+      window.close();
+      tester.finish();
+    }
+    ]]>
+  </script>
+</window>
diff --git a/layout/base/tests/chrome/chrome_over_plugin_window.xul b/layout/base/tests/chrome/chrome_over_plugin_window.xul
new file mode 100644
index 000000000..54c18fd56
--- /dev/null
+++ b/layout/base/tests/chrome/chrome_over_plugin_window.xul
@@ -0,0 +1,62 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<window title="Content/chrome integration subwindow"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="runTests()">\
+  <!-- We're mainly testing that a) translucent chrome elements cause the plugin to be clipped away and
+       b) translucent content elements do NOT cause the plugin to be clipped away -->
+  <stack style="height:100px; width:150px;">
+    <iframe type="content" style="border:none;" id="f"
+            src="data:text/html,&lt;embed id='e' type='application/x-test' wmode='window'
+                                style='position:absolute;left:0;top:0;width:100px;height:100px'&gt;&lt;/embed&gt;
+                                &lt;div style='position:absolute;left:0;top:80px;width:100px;height:10px;background:rgba(0,0,128,0.5)'&gt;&lt;/div&gt;
+                                &lt;div style='position:absolute;left:0;top:90px;width:100px;height:10px;background:blue'&gt;&lt;/div&gt;
+                                "/>
+    <vbox>
+      <vbox style="height:25px; background:yellow;"/> <!-- plugin should be covered here -->
+      <vbox style="height:25px; background:rgba(0,128,0,0.5);"/> <!-- plugin should be covered here -->
+      <vbox style="height:50px;"/> <!-- plugin should be visible here -->
+    </vbox>
+  </stack>
+
+  <script type="application/javascript">
+    <![CDATA[
+    var imports = [ "SimpleTest", "is", "isnot", "ok", "todo" ];
+    for (var name of imports) {
+      window[name] = window.opener.wrappedJSObject[name];
+    }
+
+    var plugin;
+    function waitForPaint() {
+      if (plugin.getPaintCount() < 1) {
+        setTimeout(waitForPaint, 0);
+        return;
+      }
+
+      if (plugin.hasWidget()) {
+        is(plugin.getClipRegionRectCount(), 1, "plugin clip rect count");
+        var left = plugin.getEdge(0);
+        var top = plugin.getEdge(1);
+        is(plugin.getClipRegionRectEdge(0,0) - left, 0, "plugin clip rect left");
+        // our two vboxes with backgrounds should cause the top of the plugin to be clipped
+        is(plugin.getClipRegionRectEdge(0,1) - top, 50, "plugin clip rect top");
+        is(plugin.getClipRegionRectEdge(0,2) - left, 100, "plugin clip rect right");
+        // of the two content DIVs, the first one should not cause the plugin to be clipped because
+        // it's transparent. The second one should cause the plugin to be clipped.
+        is(plugin.getClipRegionRectEdge(0,3) - top, 90, "plugin clip rect bottom");
+      } else {
+        todo(false, "Test only tests windowed plugins");
+      }
+
+      var tester = window.SimpleTest;
+      window.close();
+      tester.finish();
+    }
+
+    function runTests() {
+      plugin = document.getElementById("f").contentDocument.getElementById("e").wrappedJSObject;
+      waitForPaint();
+    }
+    ]]>
+  </script>
+</window>
diff --git a/layout/base/tests/chrome/default_background_window.xul b/layout/base/tests/chrome/default_background_window.xul
new file mode 100644
index 000000000..110dd8c15
--- /dev/null
+++ b/layout/base/tests/chrome/default_background_window.xul
@@ -0,0 +1,60 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="runTests()">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="text/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
+
+  <iframe type="content" id="f" src="about:blank" style="border:1px solid black;"/>
+
+  <script type="application/javascript">
+  <![CDATA[
+    SimpleTest.waitForExplicitFinish();
+
+    var imports = [ "SimpleTest", "is", "isnot", "ok" ];
+    for (var name of imports) {
+      window[name] = window.opener.wrappedJSObject[name];
+    }
+    
+    function snapshot(win) {
+      var el = document.createElementNS("http://www.w3.org/1999/xhtml", "canvas");
+      el.width = win.innerWidth;
+      el.height = win.innerHeight;
+
+      var ctx = el.getContext("2d");
+      ctx.drawWindow(win, 0, 0,
+                     win.innerWidth, win.innerHeight,
+                     "rgba(0,0,0,0)", 0);
+      return el;
+    }
+
+    var color = '#2468AC';
+    var prefs = Components.classes["@mozilla.org/preferences-service;1"]
+        .getService(Components.interfaces.nsIPrefBranch);
+    prefs.setCharPref('browser.display.background_color', color);
+
+    function runTests() {
+      var f = document.getElementById("f");
+
+      var testCanvas = snapshot(f.contentWindow);
+      prefs.clearUserPref('browser.display.background_color');
+
+      var refCanvas = snapshot(f.contentWindow);
+      var ctx = refCanvas.getContext('2d');
+      ctx.fillStyle = color;
+      ctx.fillRect(0, 0, refCanvas.width, refCanvas.height);
+
+      var comparison = compareSnapshots(testCanvas, refCanvas, true);
+      ok(comparison[0], "Rendering OK, got " + comparison[1] + ", expected " + comparison[2]);
+
+      var tester = window.SimpleTest;
+      window.close();
+      tester.finish();
+    }
+  ]]>
+  </script>
+</window>
diff --git a/layout/base/tests/chrome/dialog_with_positioning_window.xul b/layout/base/tests/chrome/dialog_with_positioning_window.xul
new file mode 100644
index 000000000..6b94fefdf
--- /dev/null
+++ b/layout/base/tests/chrome/dialog_with_positioning_window.xul
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<?xml-stylesheet href="chrome://global/skin/" type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="setTimeout(runTest, 0)">
+  <vbox>
+    <text value="powered by example.com" style="padding: 16px;"/>
+  </vbox>
+  <hbox id="t" style="position: fixed; right: 16px; bottom: 16px;">
+    <button label="OK"/>
+  </hbox>
+<script><![CDATA[
+var SimpleTest = window.opener.wrappedJSObject.SimpleTest;
+var SpecialPowers = window.opener.wrappedJSObject.SpecialPowers;
+var is = window.opener.wrappedJSObject.is;
+var ok = window.opener.wrappedJSObject.ok;
+
+// We run this off a setTimeout from onload, because the XUL window
+// only does its intrinsic-height layout after the load event has
+// finished
+function runTest() {
+  var t = document.getElementById("t");
+  var tBottom = t.getBoundingClientRect().bottom;
+  is(tBottom, document.documentElement.getBoundingClientRect().bottom - 16,
+     "check fixed-pos element t bottom positioned correctly");
+  ok(tBottom < 200, "fixed-pos element t bottom must be sane, less than 200 (got " + tBottom + ")");
+  window.close();
+  SimpleTest.finish();
+}
+]]></script>
+</window>
diff --git a/layout/base/tests/chrome/file_bug1018265.xul b/layout/base/tests/chrome/file_bug1018265.xul
new file mode 100644
index 000000000..91944c5b4
--- /dev/null
+++ b/layout/base/tests/chrome/file_bug1018265.xul
@@ -0,0 +1,51 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet type="text/css" href="/tests/SimpleTest/test.css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1018265
+-->
+<window title="Mozilla Bug 1018265"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="setTimeout(run, 0);">
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+
+  /** Test for Bug 1018265 **/
+
+  var testcontent = null;
+
+  function run() {
+    testcontent = document.getElementById("testcontent");
+    shouldHaveTwoNonHiddenContentViewers();
+    testcontent.setAttribute("src", "foobarpage");
+    setTimeout(errorPageLoaded, 2500)
+  }
+
+  function errorPageLoaded() {
+    testcontent.addEventListener("pageshow", didGoBack, true);
+    setTimeout("testcontent.contentWindow.history.back();", 0);
+  }
+
+  function didGoBack(e) {
+    testcontent.removeEventListener("pageshow", didGoBack, true);
+    shouldHaveTwoNonHiddenContentViewers();
+    opener.done();
+    window.close();
+  }
+
+  function getContentViewer(win) {
+    return win.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+              .getInterface(Components.interfaces.nsIDocShell).contentViewer;
+  }
+
+  function shouldHaveTwoNonHiddenContentViewers() {
+    opener.is(getContentViewer(testcontent.contentWindow).isHidden, false, "Top level ContentViewer should not be hidden.");
+    opener.is(getContentViewer(testcontent.contentWindow.frames[0]).isHidden, false, " Iframe's ContentViewer should not be hidden.");
+  }
+  ]]>
+  </script>
+
+  <browser type="content" id="testcontent" flex="1" src="data:text/html,&lt;iframe&gt;&lt;/iframe&gt;"/>
+</window>
diff --git a/layout/base/tests/chrome/no_clip_iframe_subdoc.html b/layout/base/tests/chrome/no_clip_iframe_subdoc.html
new file mode 100644
index 000000000..b00b48be6
--- /dev/null
+++ b/layout/base/tests/chrome/no_clip_iframe_subdoc.html
@@ -0,0 +1,7 @@
+<!DOCTYPE HTML>
+<html>
+<body style="margin:0; background:lime;">
+<div id="d" style="position:relative; top:-50px; width:150px; height:250px; background:yellow;"></div>
+<div id="p" style="margin-top:-50px; width:150px; height:50px;"></div>
+</body>
+</html>
diff --git a/layout/base/tests/chrome/no_clip_iframe_window.xul b/layout/base/tests/chrome/no_clip_iframe_window.xul
new file mode 100644
index 000000000..960477e9e
--- /dev/null
+++ b/layout/base/tests/chrome/no_clip_iframe_window.xul
@@ -0,0 +1,96 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="runTests()">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="text/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/paint_listener.js"></script>
+
+  <div id="container" xmlns="http://www.w3.org/1999/xhtml" style="height:400px; overflow:auto; background:gray">
+    <div style="height:0">
+      <iframe type="content" id="f" src="no_clip_iframe_subdoc.html"
+       style="margin-top:50px; border:1px solid black; width:100px; height:100px;"/>
+    </div>
+    <div id="ref" style="background:gray;">
+      <div style="border:1px solid black; margin-top:50px; width:100px; height:100px;">
+        <div id="ref-d" style="background:lime; height:250px; width:150px;">
+          <div style="position:relative; top:-50px; width:150px; height:100%; background:yellow;"/>
+        </div>
+      </div>
+    </div>
+  </div>
+  <vbox flex="1"/>
+
+  <script type="application/javascript">
+  <![CDATA[
+    var imports = [ "SimpleTest", "is", "isnot", "ok", "onerror" ];
+    for (var name of imports) {
+      window[name] = window.opener.wrappedJSObject[name];
+    }
+
+    SimpleTest.waitForExplicitFinish();
+
+    var Ci = Components.interfaces;
+    var frame = document.getElementById("f");
+    var fl = frame.QueryInterface(Ci.nsIFrameLoaderOwner).frameLoader;
+    is(fl.clipSubdocument, true, "clipSubdocument should default to true");
+    fl.clipSubdocument = false;
+    is(fl.clipSubdocument, false, "clipSubdocument should have been set to false");
+
+    function runTests() {
+      var ref = document.getElementById("ref");
+      frame.contentWindow.scrollTo(0,0);
+
+      ref.style.visibility = "hidden";
+      var testCanvas = snapshotWindow(window);
+      ref.style.visibility = "";
+      var refCanvas = snapshotWindow(window);
+      var comparison = compareSnapshots(testCanvas, refCanvas, true);
+      ok(comparison[0], "Basic overflow drawing; got " + comparison[1] + ", expected " + comparison[2]);
+
+      document.getElementById("container").style.height = "200px";
+      ref.style.visibility = "hidden";
+      testCanvas = snapshotWindow(window);
+      ref.style.visibility = "";
+      refCanvas = snapshotWindow(window);
+      comparison = compareSnapshots(testCanvas, refCanvas, true);
+      ok(comparison[0], "Drawing with vertical scrollbar to show overflow area computation; got " +
+                        comparison[1] + ", expected " + comparison[2]);
+
+      frame.contentDocument.getElementById("d").style.height = "350px";
+      document.getElementById("ref-d").style.height = "350px";
+      ref.style.visibility = "hidden";
+      testCanvas = snapshotWindow(window);
+      ref.style.visibility = "";
+      refCanvas = snapshotWindow(window);
+      comparison = compareSnapshots(testCanvas, refCanvas, true);
+      ok(comparison[0], "testing dynamic overflow area change affecting scrollbar; got " +
+                        comparison[1] + ", expected " + comparison[2]);
+
+      // Now do invalidation tests
+      ref.style.visibility = "hidden";
+      document.getElementById("container").style.height = "400px";
+      waitForAllPaintsFlushed(function() {
+        frame.contentWindow.scrollTo(0,80);
+        waitForAllPaintsFlushed(function(x1, y1, x2, y2) {
+          ok(x1 <= 1 && x2 >= 151 && y1 <= 0 && y2 >= 400,
+             "Entire scrolled region is painted: " + x1 + "," + y1 + "," + x2 + "," + y2);
+          frame.contentDocument.getElementById("p").style.background = "cyan";
+          waitForAllPaintsFlushed(function(x1, y1, x2, y2) {
+            ok(x1 <= 1 && x2 >= 151 && y1 <= 271 && y2 >= 320,
+               "Entire updated region is painted: " + x1 + "," + y1 + "," + x2 + "," + y2);
+      
+            var tester = window.SimpleTest;
+            window.close();
+            tester.finish();
+          }, frame.contentDocument);
+        });
+      });
+    }
+  ]]>
+  </script>
+</window>
diff --git a/layout/base/tests/chrome/printpreview_bug396024_helper.xul b/layout/base/tests/chrome/printpreview_bug396024_helper.xul
new file mode 100644
index 000000000..8fe2609f5
--- /dev/null
+++ b/layout/base/tests/chrome/printpreview_bug396024_helper.xul
@@ -0,0 +1,123 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=396024
+-->
+<window title="Mozilla Bug 396024" onload="run()"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+<iframe id="i" src="about:blank" type="content"></iframe>
+<iframe src="about:blank" type="content"></iframe>
+<script type="application/javascript">
+<![CDATA[
+var is = window.opener.wrappedJSObject.is;
+var ok = window.opener.wrappedJSObject.ok;
+var todo = window.opener.wrappedJSObject.todo;
+var SimpleTest = window.opener.wrappedJSObject.SimpleTest;
+var gWbp;
+function printpreview() {
+  gWbp = window.frames[1].QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+             .getInterface(Components.interfaces.nsIWebBrowserPrint);
+  var listener = {
+    onLocationChange: function(webProgress, request, location, flags) { },
+    onProgressChange: function(webProgress, request, curSelfProgress, 
+                               maxSelfProgress, curTotalProgress,
+                               maxTotalProgress) { },
+    onSecurityChange: function(webProgress, request, state) { },
+    onStateChange: function(webProgress, request, stateFlags, status) { },
+    onStatusChange: function(webProgress, request, status, message) { },
+    QueryInterface: function(iid) {
+      if (iid.equals(Components.interfaces.nsIWebProgressListener) ||
+          iid.equals(Components.interfaces.nsISupportsWeakReference))
+            return this;
+      throw Components.results.NS_NOINTERFACE;
+    }
+  }
+  var prefs = Components.classes["@mozilla.org/preferences-service;1"]
+                            .getService(Components.interfaces.nsIPrefBranch);
+  prefs.setBoolPref('print.show_print_progress', false);
+  //XXX I would have thought this would work, instead I'm forced to use prefs service
+  gWbp.globalPrintSettings.showPrintProgress = false; 
+  gWbp.printPreview(gWbp.globalPrintSettings, window.frames[0], listener);
+  prefs.clearUserPref('print.show_print_progress');
+}
+
+function exitprintpreview() {
+  window.frames[1].QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+   .getInterface(Components.interfaces.nsIWebBrowserPrint).exitPrintPreview(); 
+}
+
+function finish() {
+  SimpleTest.finish();
+  window.close();
+}
+
+function run()
+{
+/** Test for Bug 396024 **/
+  var printService = Components.classes["@mozilla.org/gfx/printsettings-service;1"]
+                               .getService(Components.interfaces.nsIPrintSettingsService);
+
+  try {
+    Components.classes["@mozilla.org/gfx/printerenumerator;1"]
+              .getService(Components.interfaces.nsIPrinterEnumerator);
+  } catch(e) {
+    todo(false, "Test skipped on MacOSX, as the print preview code doesn't work there");
+    finish();
+    return;
+  }
+
+  if (printService.defaultPrinterName != '') {
+    printpreview();
+    ok(gWbp.doingPrintPreview, "Should be doing print preview");
+    exitprintpreview();
+    ok(!gWbp.doingPrintPreview, "Should not be doing print preview anymore1");
+    printpreview();
+    setTimeout(run2, 0)
+  } else {
+    todo(false, "No printer seems installed on this machine, that is necessary for this test");
+    finish();
+  }
+}
+
+function run2() {
+  var loadhandler = function() {
+    document.getElementById("i").removeEventListener("load", arguments.callee, true);
+    setTimeout(run3, 0);
+  };
+  document.getElementById("i").addEventListener("load", loadhandler, true);
+  window.frames[0].location.reload();
+}
+
+function run3() {
+  gWbp = window.frames[1].QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+             .getInterface(Components.interfaces.nsIWebBrowserPrint);
+  ok(gWbp.doingPrintPreview, "Should be doing print preview");
+  exitprintpreview();
+  setTimeout(run4, 0);
+}
+
+function run4() {
+  var i = document.getElementById("i");
+  var x = i.parentNode.removeChild(i);
+  var loadhandler = function() {
+    document.getElementById("i").removeEventListener("load", loadhandler, true);
+    setTimeout(run5, 0);
+  };
+  x.addEventListener("load", loadhandler, true);
+  document.documentElement.getBoundingClientRect();
+  document.documentElement.appendChild(x);
+  gWbp = window.frames[1].QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+             .getInterface(Components.interfaces.nsIWebBrowserPrint);
+  ok(!gWbp.doingPrintPreview, "Should not be doing print preview anymore2");
+}
+
+function run5() {
+  //XXX this shouldn't be necessary, see bug 405555
+  printpreview();
+  exitprintpreview();
+  finish(); //should not have crashed after all of this
+}
+]]></script>
+</window>
diff --git a/layout/base/tests/chrome/printpreview_bug482976_helper.xul b/layout/base/tests/chrome/printpreview_bug482976_helper.xul
new file mode 100644
index 000000000..34c2d658e
--- /dev/null
+++ b/layout/base/tests/chrome/printpreview_bug482976_helper.xul
@@ -0,0 +1,82 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=482976
+-->
+<window title="Mozilla Bug 482976" onload="run1()"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+<iframe src="about:blank" type="content"></iframe>
+<iframe src="about:blank" type="content"></iframe>
+<script type="application/javascript">
+<![CDATA[
+var is = window.opener.wrappedJSObject.is;
+var ok = window.opener.wrappedJSObject.ok;
+var todo = window.opener.wrappedJSObject.todo;
+var SimpleTest = window.opener.wrappedJSObject.SimpleTest;
+var gWbp;
+function printpreview() {
+  gWbp = window.frames[1].QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+             .getInterface(Components.interfaces.nsIWebBrowserPrint);
+  var listener = {
+    onLocationChange: function(webProgress, request, location, flags) { },
+    onProgressChange: function(webProgress, request, curSelfProgress, 
+                               maxSelfProgress, curTotalProgress,
+                               maxTotalProgress) { },
+    onSecurityChange: function(webProgress, request, state) { },
+    onStateChange: function(webProgress, request, stateFlags, status) { },
+    onStatusChange: function(webProgress, request, status, message) { },
+    QueryInterface: function(iid) {
+      if (iid.equals(Components.interfaces.nsIWebProgessListener) ||
+          iid.equals(Components.interfaces.nsISupportsWeakReference))
+            return this;
+      throw Components.results.NS_NOINTERFACE;
+    }
+  }
+  var prefs = Components.classes["@mozilla.org/preferences-service;1"]
+                            .getService(Components.interfaces.nsIPrefBranch);
+  prefs.setBoolPref('print.show_print_progress', false);
+  //XXX I would have thought this would work, instead I'm forced to use prefs service
+  gWbp.globalPrintSettings.showPrintProgress = false; 
+  gWbp.printPreview(gWbp.globalPrintSettings, window.frames[0], listener);
+  prefs.clearUserPref('print.show_print_progress');
+}
+
+function exitprintpreview() {
+  window.frames[1].QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+   .getInterface(Components.interfaces.nsIWebBrowserPrint).exitPrintPreview(); 
+}
+
+function finish() {
+  SimpleTest.finish();
+  window.close();
+}
+
+function run1()
+{
+/** Test for Bug 482976 **/
+  var printService = Components.classes["@mozilla.org/gfx/printsettings-service;1"]
+                               .getService(Components.interfaces.nsIPrintSettingsService);
+
+  try {
+    Components.classes["@mozilla.org/gfx/printerenumerator;1"]
+              .getService(Components.interfaces.nsIPrinterEnumerator);
+  } catch(e) {
+    todo(false, "Test skipped on MacOSX, as the print preview code doesn't work there");
+    finish();
+    return;
+  }
+
+  if (printService.defaultPrinterName != '') {
+    printpreview();
+    ok(gWbp.doingPrintPreview, "Should be doing print preview");
+    exitprintpreview();
+    ok(!gWbp.doingPrintPreview, "Should not be doing print preview anymore");
+  } else {
+    todo(false, "No printer seems installed on this machine, that is necessary for this test");
+  }
+  finish();
+}
+]]></script>
+</window>
diff --git a/layout/base/tests/chrome/printpreview_helper.xul b/layout/base/tests/chrome/printpreview_helper.xul
new file mode 100644
index 000000000..96d835b9a
--- /dev/null
+++ b/layout/base/tests/chrome/printpreview_helper.xul
@@ -0,0 +1,274 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window onload="runTests()"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+<iframe height="200" width="600" type="content"></iframe>
+<iframe height="200" width="600" type="content"></iframe>
+<script type="application/javascript">
+<![CDATA[
+var is = window.opener.wrappedJSObject.is;
+var isnot = window.opener.wrappedJSObject.isnot;
+var ok = window.opener.wrappedJSObject.ok;
+var todo = window.opener.wrappedJSObject.todo;
+var SimpleTest = window.opener.wrappedJSObject.SimpleTest;
+var gWbp;
+var ctx1;
+var ctx2;
+var counter = 0;
+
+var file = Components.classes["@mozilla.org/file/directory_service;1"]
+             .getService(Components.interfaces.nsIProperties)
+             .get("TmpD", Components.interfaces.nsILocalFile);
+filePath = file.path;
+
+function printpreview() {
+  gWbp = window.frames[1].QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+             .getInterface(Components.interfaces.nsIWebBrowserPrint);
+  var listener = {
+    onLocationChange: function(webProgress, request, location, flags) { },
+    onProgressChange: function(webProgress, request, curSelfProgress, 
+                               maxSelfProgress, curTotalProgress,
+                               maxTotalProgress) { },
+    onSecurityChange: function(webProgress, request, state) { },
+    onStateChange: function(webProgress, request, stateFlags, status) { },
+    onStatusChange: function(webProgress, request, status, message) { },
+    QueryInterface: function(iid) {
+      if (iid.equals(Components.interfaces.nsIWebProgressListener) ||
+          iid.equals(Components.interfaces.nsISupportsWeakReference))
+            return this;
+      throw Components.results.NS_NOINTERFACE;
+    }
+  }
+  var prefs = Components.classes["@mozilla.org/preferences-service;1"]
+                            .getService(Components.interfaces.nsIPrefBranch);
+  prefs.setBoolPref('print.show_print_progress', false);
+  //XXX I would have thought this would work, instead I'm forced to use prefs service
+  gWbp.globalPrintSettings.showPrintProgress = false;
+  var before = 0;
+  var after = 0;
+  function beforeprint() { ++before; }
+  function afterprint() { ++after; }
+  window.frames[0].addEventListener("beforeprint", beforeprint, true);
+  window.frames[0].addEventListener("afterprint", afterprint, true);
+  gWbp.printPreview(gWbp.globalPrintSettings, window.frames[0], listener);
+  is(before, 1, "Should have called beforeprint listener!");
+  is(after, 1, "Should have called afterprint listener!");
+  window.frames[0].removeEventListener("beforeprint", beforeprint, true);
+  window.frames[0].removeEventListener("afterprint", afterprint, true);
+  prefs.clearUserPref('print.show_print_progress');
+}
+
+function exitprintpreview() {
+  window.frames[1].QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+   .getInterface(Components.interfaces.nsIWebBrowserPrint).exitPrintPreview(); 
+}
+
+function finish() {
+  SimpleTest.finish();
+  window.close();
+}
+
+function runTests()
+{
+  var printService = Components.classes["@mozilla.org/gfx/printsettings-service;1"]
+                               .getService(Components.interfaces.nsIPrintSettingsService);
+
+  try {
+    Components.classes["@mozilla.org/gfx/printerenumerator;1"]
+              .getService(Components.interfaces.nsIPrinterEnumerator);
+  } catch(e) {
+    todo(false, "Test skipped on MacOSX, as the print preview code doesn't work there");
+    finish();
+    return;
+  }
+
+  if (printService.defaultPrinterName != '') {
+    startTest1();
+  } else {
+    todo(false, "No printer seems installed on this machine, that is necessary for this test");
+    finish();
+  }
+}
+
+function compareCanvases() {
+  return window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+               .getInterface(Components.interfaces.nsIDOMWindowUtils)
+               .compareCanvases(document.getElementsByTagName("canvas")[0],
+                                document.getElementsByTagName("canvas")[1],
+                                {}) == 0;
+}
+
+function addHTMLContent(parent) {
+  var n = parent.ownerDocument.createElement("div");
+  parent.appendChild(n);
+  var s = "<iframe width='500' height='40' src='data:text/plain,ThisIsAnIframeCreatedDuringPrintPreview'></iframe>";
+  s += "<table>";
+  for (var i = 1; i < 501; ++i) {
+    s += "<tr><td>Cell A" + i + "</td><td>Cell B" + i + "</td><td>Cell C" + i + "</td></tr>";
+  }
+  s += "</table>";
+  n.innerHTML = s;
+}
+
+function startTest1() {
+  ctx1 = document.getElementsByTagName("canvas")[0].getContext("2d");
+  ctx2 = document.getElementsByTagName("canvas")[1].getContext("2d");
+  window.frames[0].document.body.innerHTML = "<div> </div><div>" + counter + " timers</div><div> </div>";
+
+  // Note this timeout is needed so that we can check that timers run
+  // after print preview, but not during it.
+  window.frames[0].wrappedJSObject.counter = counter;
+  window.frames[0].counterTimeout = "document.body.firstChild.nextSibling.innerHTML = ++counter + ' timers';" +
+                                    "window.setTimeout(counterTimeout, 0);";
+  window.frames[0].setTimeout(window.frames[0].counterTimeout, 0);
+  window.frames[0].document.body.firstChild.innerHTML = "Print preview";
+
+  printpreview();
+  ctx1.drawWindow(window.frames[1], 0, 0, 400, 400, "rgb(256,256,256)");
+  window.frames[0].document.body.firstChild.innerHTML = "Galley presentation";
+
+  // Add some elements.
+  addHTMLContent(window.frames[0].document.body.lastChild);
+  // Delete them.
+  window.frames[0].document.body.lastChild.innerHTML = "";
+  // And readd.
+  addHTMLContent(window.frames[0].document.body.lastChild);
+
+  setTimeout(finalizeTest1, 1000);
+}
+
+function finalizeTest1() {
+  ctx2.drawWindow(window.frames[1], 0, 0, 400, 400, "rgb(256,256,256)");
+  exitprintpreview();
+  ok(compareCanvases(), "Canvas should be the same!");
+  counter = window.frames[0].counter;
+  // This timeout is needed so that we can check that timers do run after
+  // print preview.
+  setTimeout(runTest2, 1000);
+}
+
+function runTest2() {
+  isnot(window.frames[0].document.body.firstChild.nextSibling.textContent, "0 timers", "Timers should have run!");
+  isnot(window.frames[0].counter, 0, "Timers should have run!");
+  counter = window.frames[0].counter;
+  window.frames[0].counterTimeout = "";
+  setTimeout(runTest3, 0);
+}
+
+var elementIndex = 0;
+var compareEmptyElement = true;
+var emptyFormElements =
+  ["<input type='text'>",
+   "<input type='password'>",
+   "<input type='file'>",
+   "<input type='button'>",
+   "<input type='submit'>",
+   "<input type='reset'>",
+   "<input type='checkbox'>",
+   "<input type='radio'>",
+   "<select></select>",
+   "<select size='5'></select>",
+   "<textarea></textarea>"];
+
+var formElements =
+  ["<input type='text' value='text'>",
+   "<input type='password' value='password'>",
+   "<input type='file' value='" + filePath + "'>",
+   "<input type='button' value='button'>",
+   "<input type='submit' value='submit button'>",
+   "<input type='reset' value='reset button'>",
+   "<input type='checkbox' checked>",
+   "<input type='radio' checked>",
+   "<select><option>option1</option></select>",
+   "<select size='5'><option>1</option><option>2</option><option>3</option></select>",
+   "<textarea value='textarea'>textarea</textarea>"];
+
+function runTest3() {
+  if (compareEmptyElement) {
+    var currentIndex = elementIndex;
+    ++elementIndex;
+    if (elementIndex >= emptyFormElements.length) {
+      elementIndex = 0;
+      compareEmptyElement = false;
+    }
+    compareFormElementPrint(emptyFormElements[currentIndex], emptyFormElements[currentIndex], true);
+    return;
+  } else if (elementIndex < emptyFormElements.length) {
+    var currentIndex = elementIndex;
+    ++elementIndex;
+    compareFormElementPrint(emptyFormElements[currentIndex], formElements[currentIndex], false);
+    return;
+  }
+
+  setTimeout(runTest4, 0)
+}
+
+function compareFormElementPrint(el1, el2, equals) {
+  window.frames[0].document.body.innerHTML = el1;
+  window.frames[0].document.body.firstChild.value =
+    window.frames[0].document.body.firstChild.getAttribute('value');
+  printpreview();
+  ctx1.drawWindow(window.frames[1], 0, 0, 400, 400, "rgb(256,256,256)");
+  exitprintpreview();
+  window.frames[0].document.body.innerHTML = el2;
+  window.frames[0].document.body.firstChild.value =
+    window.frames[0].document.body.firstChild.getAttribute('value');
+  printpreview();
+  ctx2.drawWindow(window.frames[1], 0, 0, 400, 400, "rgb(256,256,256)");
+  exitprintpreview();
+  is(compareCanvases(), equals,
+     "Comparing print preview didn't succeed [" + el1 + " : " + el2 + "]");
+  setTimeout(runTest3, 100);
+}
+
+// This is a crash test for bug 539060.
+function runTest4() {
+  window.frames[0].document.body.innerHTML =
+    "<iframe style='display: none;' src='data:text/html,<iframe>'></iframe>";
+  setTimeout(runTest4end, 500);
+}
+
+function runTest4end() {
+  printpreview();
+  exitprintpreview();
+
+  runTest5();
+}
+
+// This is a crash test for bug 595337
+function runTest5() {
+  window.frames[0].document.body.innerHTML =
+    '<iframe style="position: fixed; visibility: hidden; bottom: 10em;"></iframe>' +
+    '<input contenteditable="true" style="display: table; page-break-before: left; width: 10000px;">';
+  printpreview();
+  exitprintpreview();
+
+  setTimeout(runTest6, 0);
+}
+
+// Crash test for bug 878037
+function runTest6() {
+  window.frames[0].document.body.innerHTML =
+    '<style> li { list-style-image: url("animated.gif"); } </style>' +
+    '<li>Firefox will crash if you try and print this page</li>';
+
+  setTimeout(runTest6end, 500);
+}
+
+function runTest6end() {
+  printpreview();
+  exitprintpreview();
+
+  finish();
+}
+
+]]></script>
+<table style="border: 1px solid black;" xmlns="http://www.w3.org/1999/xhtml">
+<tr><th>Print preview canvas 1</th><th>Print preview canvas 2</th></tr>
+<tr>
+<td><canvas height="400" width="400"></canvas></td>
+<td><canvas height="400" width="400"></canvas></td>
+</tr></table>
+</window>
diff --git a/layout/base/tests/chrome/test_bug1018265.xul b/layout/base/tests/chrome/test_bug1018265.xul
new file mode 100644
index 000000000..5787be72c
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug1018265.xul
@@ -0,0 +1,38 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1018265
+-->
+<window title="Mozilla Bug 1018265"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="run()">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+
+  /** Test for Bug 1018265 **/
+
+  SimpleTest.waitForExplicitFinish();
+
+  function run() {
+    window.open("file_bug1018265.xul", "contentViewerTest", "chrome,width=100,height=100");
+  }
+
+  function done() {
+    ok(true, "done");
+    setTimeout("SimpleTest.finish()", 0);
+  }
+  ]]>
+  </script>
+
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml">
+  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=1018265"
+     target="_blank">Mozilla Bug 1018265</a>
+  </body>
+</window>
diff --git a/layout/base/tests/chrome/test_bug1041200.xul b/layout/base/tests/chrome/test_bug1041200.xul
new file mode 100644
index 000000000..e85349697
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug1041200.xul
@@ -0,0 +1,23 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml">
+  </body>
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+    SimpleTest.waitForExplicitFinish();
+    // Run the test in a separate window so that the test runs as a chrome
+    // window
+    window.open("bug1041200_window.html", "bug1041200",
+                "chrome,width=800,height=800");
+  ]]>
+  </script>
+</window>
diff --git a/layout/base/tests/chrome/test_bug396367-1.html b/layout/base/tests/chrome/test_bug396367-1.html
new file mode 100644
index 000000000..bf24161ca
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug396367-1.html
@@ -0,0 +1,49 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=396367
+-->
+<head>
+  <title>Test for Bug 396367</title>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
+  <script>
+    SimpleTest.waitForExplicitFinish();
+
+    function finish() {
+      ok(true, "didn't crash");
+      var docviewer = getdocviewer();
+      docviewer.textZoom = 1;
+      SimpleTest.finish();
+    }
+
+    function getdocviewer() {
+      var navigator1 = top.QueryInterface(Components.interfaces.nsIInterfaceRequestor).getInterface(Components.interfaces.nsIWebNavigation);
+      var docShell = navigator1.QueryInterface(Components.interfaces.nsIDocShell);
+      var docviewer = docShell.contentViewer;
+      return docviewer;
+    }
+  </script>
+</head>
+<body>
+
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=396367">Mozilla Bug 396367</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+
+</div>
+<pre id="test">
+
+<input>
+<script>document.body.setAttribute('style', 'display: -moz-box; overflow: scroll;');</script>
+<script>
+var docviewer = getdocviewer();
+docviewer.textZoom=Math.floor(10*Math.random())/4+0.2;
+document.documentElement.offsetHeight;
+setTimeout(finish, 0);
+</script>
+
+
+</pre>
+</body>
+</html>
diff --git a/layout/base/tests/chrome/test_bug396367-2.html b/layout/base/tests/chrome/test_bug396367-2.html
new file mode 100644
index 000000000..94f218a0d
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug396367-2.html
@@ -0,0 +1,56 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=396367
+-->
+<head>
+  <title>Test for Bug 396367</title>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
+  <style>select::after { content:"m"; }</style>
+  <script>
+    SimpleTest.waitForExplicitFinish();
+
+    function finish() {
+      ok(true, "didn't crash");
+      var docviewer = getdocviewer();
+      docviewer.textZoom = 1;
+      SimpleTest.finish();
+    }
+
+    function getdocviewer() {
+      var navigator1 = top.QueryInterface(Components.interfaces.nsIInterfaceRequestor).getInterface(Components.interfaces.nsIWebNavigation);
+      var docShell = navigator1.QueryInterface(Components.interfaces.nsIDocShell);
+      var docviewer = docShell.contentViewer;
+      return docviewer;
+    }
+  </script>
+</head>
+<body>
+
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=396367">Mozilla Bug 396367</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+
+</div>
+<pre id="test">
+
+<div style="overflow: scroll; float: left;">
+
+<select></select>
+
+<li style="display: table-cell;">
+
+<script>
+var docviewer = getdocviewer();
+docviewer.textZoom=Math.floor(10*Math.random())/4+0.2;
+document.documentElement.offsetHeight;
+setTimeout(finish, 0);
+</script>
+</li>
+</div>
+
+
+</pre>
+</body>
+</html>
diff --git a/layout/base/tests/chrome/test_bug420499.xul b/layout/base/tests/chrome/test_bug420499.xul
new file mode 100644
index 000000000..fb20c417a
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug420499.xul
@@ -0,0 +1,129 @@
+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=420499
+-->
+<window title="Mozilla Bug 420499" onload="setTimeout(focusInput, 500);"
+  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
+
+  
+
+    <menu id="menu" label="Menu">
+      <menupopup id="file-popup">
+        <!-- <textbox id="some-text" maxlength="10" value="some text"/> -->
+        <menu label="submenu">
+          <menupopup id="file-popup-inner">
+
+            <menuitem label="Item1"/>
+            <menuitem label="Item2"/>
+            <textbox id="some-text" maxlength="10" value="some more text"/>
+          </menupopup>
+        </menu>
+        <menuitem label="Item3"/>
+        <menuitem label="Item4"/>
+      </menupopup>
+    </menu>
+
+    <popupset>
+      <popup id="contextmenu">
+        <menuitem label="Cut"/>
+        <menuitem label="Copy"/>
+        <menuitem label="Paste"/>
+      </popup>
+      <tooltip id="tooltip" orient="vertical">
+        <description value="This is a tooltip"/>
+      </tooltip>
+    </popupset>
+  
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml" bgcolor="white">
+  
+  <p id="par1">Paragraph 1</p>
+  <p id="par2">Paragraph 2</p>
+  <p id="par3">Paragraph 3</p>
+  <p id="par4">Paragraph 4</p>
+  <p id="par5">Paragraph 5</p>
+
+  <input type="text" id="text-input" maxlength="10" value="some more text"/> <br />
+
+  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=420499"
+     target="_blank">Mozilla Bug 420499</a>
+  </body>
+
+  <!-- test code goes here -->
+  <script type="application/javascript"><![CDATA[
+    
+    /** Test for Bug 420499 **/
+    SimpleTest.waitForExplicitFinish();
+
+    function getSelectionController() {
+      return document.docShell
+        .QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+        .getInterface(Components.interfaces.nsISelectionDisplay)
+        .QueryInterface(Components.interfaces.nsISelectionController);
+    }
+
+    function isCaretVisible() {
+      window.QueryInterface(Components.interfaces.nsIInterfaceRequestor);
+      var docShell = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+                            .getInterface(Components.interfaces.nsIWebNavigation)
+                            .QueryInterface(Components.interfaces.nsIDocShell);
+      var selCon = docShell.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+        .getInterface(Components.interfaces.nsISelectionDisplay)
+        .QueryInterface(Components.interfaces.nsISelectionController);
+      return selCon.caretVisible;
+    }
+    
+    function focusInput() {
+      ok(!isCaretVisible(), "Caret shouldn't be visible");
+      $("text-input").focus();
+      ok(isCaretVisible(), "Caret should be visible when input focused");
+      window.addEventListener("popupshown", popupMenuShownHandler, false);
+      $("menu").open = true;
+    }
+    
+    function popupMenuShownHandler() {
+      window.removeEventListener("popupshown", popupMenuShownHandler, false);
+      ok(!isCaretVisible(), "Caret shouldn't be visible when menu open");
+      window.addEventListener("popuphidden", ensureParagraphFocused, false);
+      $("menu").open = false;
+    }
+    
+    function ensureParagraphFocused() {
+      window.removeEventListener("popuphidden", ensureParagraphFocused, false);
+      ok(isCaretVisible(), "Caret should have returned to previous focus");
+      window.addEventListener("popupshown", popupMenuShownHandler2, false);
+      $("contextmenu").openPopup($('text-input'), "topleft" , -1 , -1 , true, true);
+    }
+
+    function popupMenuShownHandler2() {
+      window.removeEventListener("popupshown", popupMenuShownHandler2, false);
+      ok(isCaretVisible(), "Caret should be visible when context menu open");
+      window.addEventListener("popuphidden", ensureParagraphFocused2, false);
+      document.getElementById("contextmenu").hidePopup();
+    }
+
+    function ensureParagraphFocused2() {
+      window.removeEventListener("popuphidden", ensureParagraphFocused2, false);
+      ok(isCaretVisible(), "Caret should still be visible");
+      window.addEventListener("popupshown", tooltipShownHandler, false);
+      $("tooltip").openPopup($('text-input'), "topleft" , -1 , -1 , false, true);
+    }
+
+    function tooltipShownHandler() {
+      window.removeEventListener("popupshown", tooltipShownHandler, false);
+      ok(isCaretVisible(), "Caret should be visible when tooltip is visible");
+      window.addEventListener("popuphidden", ensureParagraphFocused3, false);
+      document.getElementById("tooltip").hidePopup();
+    }
+
+    function ensureParagraphFocused3() {
+      window.removeEventListener("popuphidden", ensureParagraphFocused2, false);
+      ok(isCaretVisible(), "Caret should still be visible");
+      SimpleTest.finish();
+    }
+  ]]></script>
+</window>
diff --git a/layout/base/tests/chrome/test_bug458898.html b/layout/base/tests/chrome/test_bug458898.html
new file mode 100644
index 000000000..90261b4ce
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug458898.html
@@ -0,0 +1,39 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=458898
+-->
+<head>
+  <title>Test for Bug 458898</title>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=458898">Mozilla Bug 458898</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+</div>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+
+SimpleTest.waitForExplicitFinish();
+var win = window.openDialog("data:text/html,<div style='height:200px; width:100px;'>");
+
+function loaded() {
+  var disableWindowResizePref = "dom.disable_window_move_resize";
+  SpecialPowers.pushPrefEnv({"set":[[disableWindowResizePref, false]]}, function() {
+    win.sizeToContent();
+    ok(win.innerWidth >= 100, "innerWidth: " + win.innerWidth + " >= 100 ?");
+    ok(win.innerHeight >= 200, "innerHeight: " + win.innerHeight + " >= 200 ?");
+    win.close();
+    SimpleTest.finish();
+ });
+}
+
+win.addEventListener("load", loaded, false);
+
+</script>
+</pre>
+</body>
+</html>
diff --git a/layout/base/tests/chrome/test_bug495648.xul b/layout/base/tests/chrome/test_bug495648.xul
new file mode 100644
index 000000000..186417a0d
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug495648.xul
@@ -0,0 +1,46 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=495648
+-->
+<window title="Mozilla Bug 495648"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
+
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml">
+  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=495648"
+     target="_blank">Mozilla Bug 495648</a>
+  </body>
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+  SimpleTest.expectAssertions(15, 24);
+
+  /** Test for Bug 495648 **/
+  var uri = window.location.href.replace(/test_bug495648.xul/, "bug495648.rdf");
+
+  function doTest() {
+    var list = document.getElementById('l');
+    var ios = Components.classes["@mozilla.org/network/io-service;1"].getService(Components.interfaces.nsIIOService);
+    var rdfService = Components.classes["@mozilla.org/rdf/rdf-service;1"].getService(Components.interfaces.nsIRDFService);
+    var rdf = rdfService.GetDataSourceBlocking(uri);
+    list.database.AddDataSource(rdf);
+    list.builder.rebuild();
+    is(list.itemCount, 40, "Unexpected item count");
+    SimpleTest.finish();
+  }
+
+  SimpleTest.waitForExplicitFinish();
+  addLoadEvent(doTest);
+
+  ]]>
+  </script>
+<listbox flex="1" id="l" seltype="multiple" datasources="rdf:null" ref="urn:root" sortResource="http://home.netscape.com/NC-rdf#name" sortDirection="ascending">
+<template>
+<rule><conditions><content uri="?uri" /><triple subject="?uri" predicate="http://home.netscape.com/NC-rdf#links" object="?links" /><member container="?links" child="?child" /><triple subject="?child" predicate="http://home.netscape.com/NC-rdf#name" object="?name" /></conditions><bindings><binding subject="?child" predicate="http://sitedelta.schierla.de/SD-rdf#status" object="?status" /></bindings><action><listitem label="?name" class="listitem-iconic" status="?status" uri="?child" /></action></rule>
+</template>
+</listbox>
+</window>
diff --git a/layout/base/tests/chrome/test_bug504311.xul b/layout/base/tests/chrome/test_bug504311.xul
new file mode 100644
index 000000000..1b640fdd8
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug504311.xul
@@ -0,0 +1,35 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=504311
+-->
+<window title="Mozilla Bug 504311"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="doTest()">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+<body xmlns="http://www.w3.org/1999/xhtml">
+<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=504311"
+   target="_blank">Mozilla Bug 504311</a>
+</body>
+  <!-- test code goes here -->
+<script type="application/javascript">
+<![CDATA[
+SimpleTest.waitForExplicitFinish();
+
+function doTest()
+{
+  var tb = document.getElementById("tb01");
+  var inputField = tb.inputField;
+  var editor = inputField.QueryInterface(Components.interfaces.nsIDOMNSEditableElement).editor;
+  editor = editor.QueryInterface(Components.interfaces.nsIPlaintextEditor);
+  editor.wrapWidth = -1;
+
+  ok(true, "Didn't crash");
+  SimpleTest.finish();
+}
+]]></script>
+<textbox id="tb01" multiline="true"/>
+</window>
diff --git a/layout/base/tests/chrome/test_bug514660.xul b/layout/base/tests/chrome/test_bug514660.xul
new file mode 100644
index 000000000..e7c504bcf
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug514660.xul
@@ -0,0 +1,40 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=514660
+-->
+<window title="Mozilla Bug 504311"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="doTest()">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+<body xmlns="http://www.w3.org/1999/xhtml">
+<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=514660"
+   target="_blank">Mozilla Bug 514660</a>
+<textarea></textarea>
+</body>
+  <!-- test code goes here -->
+<script type="application/javascript">
+<![CDATA[
+SimpleTest.waitForExplicitFinish();
+
+function doTest()
+{
+  var viewer = window
+                 .QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+                 .getInterface(Components.interfaces.nsIWebNavigation)
+                 .QueryInterface(Components.interfaces.nsIDocShell)
+                 .contentViewer;
+  viewer.authorStyleDisabled = true;
+
+  document.documentElement.getBoundingClientRect();
+  ok(true, "Didn't crash");
+
+  viewer.authorStyleDisabled = false;
+
+  SimpleTest.finish();
+}
+]]></script>
+</window>
diff --git a/layout/base/tests/chrome/test_bug533845.xul b/layout/base/tests/chrome/test_bug533845.xul
new file mode 100644
index 000000000..2cee7af05
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug533845.xul
@@ -0,0 +1,44 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=533845
+-->
+<window title="Mozilla Bug 533845"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="doTest()">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+<panel id="panel" width="50" height="50" onpopupshown="continueTest()">
+  <iframe type="content" id="contentFrame" src="data:text/html,&lt;html&gt;&lt;body onclick='document.body.textContent=1'&gt;This is a panel!&lt;/body&gt;&lt;/html&gt;" width="500" height="500"/>
+</panel>
+<body xmlns="http://www.w3.org/1999/xhtml">
+<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=533845"
+   target="_blank">Mozilla Bug 533845</a>
+</body>
+  <!-- test code goes here -->
+<script type="application/javascript">
+<![CDATA[
+SimpleTest.waitForExplicitFinish();
+
+function doTest() {
+  document.getElementById('panel').showPopup();
+}
+
+function continueTest() {
+  var ifrwindow = document.getElementById("contentFrame").contentWindow;
+  ifrwindow.focus();
+  var utils = ifrwindow.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+                       .getInterface(Components.interfaces.nsIDOMWindowUtils);
+  var rect = ifrwindow.document.body.getBoundingClientRect();
+  var x = rect.left + (rect.width/2);
+  var y = rect.top + (rect.height/2);
+  utils.sendMouseEvent("mousedown", x, y, 0, 1, 0);
+  utils.sendMouseEvent("mouseup", x, y, 0, 1, 0);
+  is(ifrwindow.document.body.textContent, "1", "Should have got a click event!");
+  SimpleTest.finish();
+}
+
+]]></script>
+</window>
diff --git a/layout/base/tests/chrome/test_bug551434.html b/layout/base/tests/chrome/test_bug551434.html
new file mode 100644
index 000000000..10691c53a
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug551434.html
@@ -0,0 +1,97 @@
+<html>
+<head>
+  <title>Test for Bug 551434</title>
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
+</head>
+<body>
+</div>
+<pre id="test">
+<input id="i1" onkeydown="gKeyDown1++; $('i2').focus();" onkeypress="gKeyPress1++;" onkeyup="gKeyUp1++;"/>
+<input id="i2" onkeydown="gKeyDown2++;" onkeypress="gKeyPress2++;" onkeyup="gKeyUp2++;"/>
+
+<input id="i3" onkeydown="gKeyDown3++; frames[0].document.getElementById('i4').focus();"
+       onkeypress="gKeyPress3++;" onkeyup="gKeyUp3++;"/>
+<iframe id="iframe" src="http://example.org/chrome/layout/base/tests/chrome/bug551434_childframe.html"></iframe>
+
+<script class="testbody" type="text/javascript">
+
+SimpleTest.waitForExplicitFinish();
+
+var gKeyDown1 = 0, gKeyPress1 = 0, gKeyUp1 = 0;
+var gKeyDown2 = 0, gKeyPress2 = 0, gKeyUp2 = 0;
+var gKeyDown3 = 0, gKeyPress3 = 0, gKeyUp3 = 0;
+
+function runTest()
+{
+  $("i1").focus();
+
+  // key events should not be retargeted when the focus changes to an
+  // element in the same document.
+  synthesizeKey("a", { type: "keydown", code: "KeyA", keyCode: KeyboardEvent.DOM_VK_B });
+  is(document.activeElement, $("i2"), "input 2 in focused");
+
+  synthesizeKey("a", { type: "keyup", code: "KeyA", keyCode: KeyboardEvent.DOM_VK_B });
+
+  is(gKeyDown1, 1, "keydown on input 1");
+  is(gKeyPress1, 0, "keypress on input 1");
+  is(gKeyUp1, 0, "keyup on input 1");
+  is(gKeyDown2, 0, "keydown on input 2");
+  is(gKeyPress2, 1, "keypress on input 2");
+  is(gKeyUp2, 1, "keyup on input 2");
+
+  is($("i1").value, "", "input 1 value");
+  is($("i2").value, "a", "input 2 value");
+
+  // key events should however be retargeted when the focus changes to an
+  // element in the a content document from a chrome document.
+  $("i3").focus();
+
+  var childWinObj = frames[0].wrappedJSObject;
+
+  synthesizeKey("b", { code: "KeyB", keyCode: KeyboardEvent.DOM_VK_B });
+  is(gKeyDown3, 1, "keydown on input 3");
+  is(gKeyPress3, 1, "keypress on input 3");
+  is(gKeyUp3, 1, "keyup on input 3");
+  is(childWinObj.gKeyDownChild, 0, "keydown on input 4");
+  is(childWinObj.gKeyPressChild, 0, "keypress on input 4");
+  is(childWinObj.gKeyUpChild, 0, "keyup on input 4");
+
+  var i4 = frames[0].document.getElementById("i4");
+  is($("i3").value, "b", "input 3 value");
+  is(i4.value, "", "input 4 value");
+
+  is(document.activeElement, $("iframe"), "parent focus");
+  is(frames[0].document.activeElement, i4, "child focus");
+
+  // key events should also be retargeted when the focus changes to an
+  // element in a chrome document from a content document.
+  i4.addEventListener("keydown", () => $("i3").focus(), false);
+
+  synthesizeKey("c", { code: "KeyC", keyCode: KeyboardEvent.DOM_VK_C });
+
+  is(gKeyDown3, 1, "keydown on input 3");
+  is(gKeyPress3, 1, "keypress on input 3");
+  is(gKeyUp3, 1, "keyup on input 3");
+  is(childWinObj.gKeyDownChild, 1, "keydown on input 4");
+  is(childWinObj.gKeyPressChild, 1, "keypress on input 4");
+  is(childWinObj.gKeyUpChild, 1, "keyup on input 4");
+
+  is($("i3").value, "b", "input 3 value");
+  is(i4.value, "c", "input 4 value");
+
+  is(document.activeElement, $("i3"), "parent focus");
+
+  SimpleTest.finish();
+}
+
+SimpleTest.waitForFocus(runTest);
+
+</script>
+</pre>
+</body>
+</html>
+
diff --git a/layout/base/tests/chrome/test_bug708062.html b/layout/base/tests/chrome/test_bug708062.html
new file mode 100644
index 000000000..dcf4481ea
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug708062.html
@@ -0,0 +1,47 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=708062
+-->
+<head>
+  <title>Test for Bug 708062</title>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
+</head>
+<body onload="doTest()">
+
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=708062">Mozilla Bug 708062</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+
+</div>
+<iframe id="f" style="width:100px;"
+        src="data:text/html,A<div id='d' style='position:fixed;width:170px;top:0;right:0;height:1px;background:yellow;'>"></iframe>
+<pre id="test">
+
+<script>
+function isBoundingClientRect(e, r, msg) {
+  var BCR = e.getBoundingClientRect();
+  is([BCR.left, BCR.top, BCR.right, BCR.bottom].join(','), r, msg);
+}
+
+function doTest() {
+  var f = document.getElementById('f');
+
+  var navigator1 = f.contentWindow.QueryInterface(Components.interfaces.nsIInterfaceRequestor).getInterface(Components.interfaces.nsIWebNavigation);
+  var docShell = navigator1.QueryInterface(Components.interfaces.nsIDocShell);
+  var docviewer = docShell.contentViewer;
+
+  var d = f.contentDocument.getElementById('d');
+
+  isBoundingClientRect(d, "-70,0,100,1", "initial rect");
+  docviewer.fullZoom = 2;
+  isBoundingClientRect(d, "-120,0,50,1", "after zooming in");
+  docviewer.fullZoom = 1;
+  isBoundingClientRect(d, "-70,0,100,1", "after zooming back out");
+  SimpleTest.finish();
+}
+</script>
+</pre>
+</body>
+</html>
diff --git a/layout/base/tests/chrome/test_bug812817.xul b/layout/base/tests/chrome/test_bug812817.xul
new file mode 100644
index 000000000..d9e1d59ed
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug812817.xul
@@ -0,0 +1,38 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=812817
+-->
+<window title="Mozilla Bug 812817"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
+        onload="doTest()">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+<panel id="panel" width="200" height="200" onpopupshown="continueTest()">
+</panel>
+<body xmlns="http://www.w3.org/1999/xhtml">
+<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=812817"
+   target="_blank">Mozilla Bug 812817</a>
+</body>
+  <!-- test code goes here -->
+<script type="application/javascript">
+<![CDATA[
+SimpleTest.waitForExplicitFinish();
+
+var panel = document.getElementById('panel');
+function doTest() {
+  panel.openPopup(null, '', 500, 500, false, false, null);
+}
+
+function continueTest() {
+  panel.style.background = "url(blue-32x32.png)";
+  setTimeout(function() {
+    ok(true, "Didn't crash");
+    SimpleTest.finish();
+  }, 50);
+}
+
+]]></script>
+</window>
diff --git a/layout/base/tests/chrome/test_bug847890_paintFlashing.html b/layout/base/tests/chrome/test_bug847890_paintFlashing.html
new file mode 100644
index 000000000..9653e48d9
--- /dev/null
+++ b/layout/base/tests/chrome/test_bug847890_paintFlashing.html
@@ -0,0 +1,31 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Tests for paint flashing</title>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/paint_listener.js"></script>
+
+  <script type="application/javascript">
+    SimpleTest.waitForExplicitFinish();
+    function startTest() {
+      waitForAllPaintsFlushed(function () {
+        var before = snapshotWindow(window, false);
+        SpecialPowers.getDOMWindowUtils(window).paintFlashing = true;
+        document.body.innerHTML = "bar";
+        waitForAllPaintsFlushed(function () {
+          document.body.innerHTML = "foo";
+          waitForAllPaintsFlushed(function () {
+            var after = snapshotWindow(window, false);
+            ok(compareSnapshots(before, after, false)[0], "windows are different");
+            SpecialPowers.getDOMWindowUtils(window).paintFlashing = false;
+            SimpleTest.finish();
+          });
+        });
+      });
+    }
+  </script>
+</head>
+<body onload="startTest()">foo</body>
+</html>
diff --git a/layout/base/tests/chrome/test_chrome_content_integration.xul b/layout/base/tests/chrome/test_chrome_content_integration.xul
new file mode 100644
index 000000000..94878447a
--- /dev/null
+++ b/layout/base/tests/chrome/test_chrome_content_integration.xul
@@ -0,0 +1,26 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="application/javascript"
+          src="chrome://mochikit/content/chrome-harness.js"></script>
+
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml">
+  </body>
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+    SimpleTest.waitForExplicitFinish();
+    // Run the test in a separate window so that the test runs as a chrome
+    // window
+    var root = getRootDirectory(window.location.href);
+    window.open(root + "chrome_content_integration_window.xul", "chrome_content_integration",
+                "chrome,width=200,height=300");
+  ]]>
+  </script>
+</window>
diff --git a/layout/base/tests/chrome/test_chrome_over_plugin.xul b/layout/base/tests/chrome/test_chrome_over_plugin.xul
new file mode 100644
index 000000000..9d352bdfa
--- /dev/null
+++ b/layout/base/tests/chrome/test_chrome_over_plugin.xul
@@ -0,0 +1,24 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml">
+  </body>
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+    SimpleTest.waitForExplicitFinish();
+    // Run the test in a separate window so that the test runs as a chrome
+    // window
+    SpecialPowers.setTestPluginEnabledState(SpecialPowers.Ci.nsIPluginTag.STATE_ENABLED);
+    var w = window.open("chrome_over_plugin_window.xul", "chrome_over_plugin",
+                         "chrome,width=200,height=300");
+  ]]>
+  </script>
+</window>
diff --git a/layout/base/tests/chrome/test_default_background.xul b/layout/base/tests/chrome/test_default_background.xul
new file mode 100644
index 000000000..e278e58b6
--- /dev/null
+++ b/layout/base/tests/chrome/test_default_background.xul
@@ -0,0 +1,23 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml">
+  </body>
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+    SimpleTest.waitForExplicitFinish();
+    // Run the test in a separate window so that the test runs as a chrome
+    // window
+    window.open("default_background_window.xul", "default_background",
+                "chrome,width=200,height=300");
+  ]]>
+  </script>
+</window>
diff --git a/layout/base/tests/chrome/test_dialog_with_positioning.html b/layout/base/tests/chrome/test_dialog_with_positioning.html
new file mode 100644
index 000000000..048197a42
--- /dev/null
+++ b/layout/base/tests/chrome/test_dialog_with_positioning.html
@@ -0,0 +1,20 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test positioning of fixed-pos/abs-pos elements in a XUL dialog</title>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="application/javascript" src="chrome://mochikit/content/chrome-harness.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<pre id="test">
+<script type="application/javascript">
+SimpleTest.waitForExplicitFinish();
+
+var root = getRootDirectory(window.location.href);
+window.openDialog(root + "dialog_with_positioning_window.xul", "dialog_with_positioning",
+                  "dialog,chrome");
+</script>
+</pre>
+</body>
+</html>
diff --git a/layout/base/tests/chrome/test_fixed_bg_scrolling_repaints.html b/layout/base/tests/chrome/test_fixed_bg_scrolling_repaints.html
new file mode 100644
index 000000000..0cd9b9abb
--- /dev/null
+++ b/layout/base/tests/chrome/test_fixed_bg_scrolling_repaints.html
@@ -0,0 +1,41 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test that we don't get unnecessary repaints with fixed backgrounds</title>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/paint_listener.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
+</head>
+<!-- Need a timeout here to allow paint unsuppression before we start the test -->
+<body onload="setTimeout(startTest,0)" style="background:url(blue-32x32.png) top left no-repeat fixed; background-size: 100px 2000px; overflow:hidden;">
+<div style="height: 2048px"></div>
+
+<pre id="test">
+<script type="application/javascript">
+SimpleTest.waitForExplicitFinish();
+
+var utils = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
+               getInterface(Components.interfaces.nsIDOMWindowUtils);
+
+function startTest() {
+  // Do a scroll to ensure we trigger activity heuristics.
+  document.documentElement.scrollTop = 1;
+  waitForAllPaintsFlushed(function () {
+    document.documentElement.scrollTop = 0;
+    waitForAllPaintsFlushed(function () {
+      // Clear paint state and scroll down
+      utils.checkAndClearPaintedState(document.documentElement);
+      document.documentElement.scrollTop = 100;
+      waitForAllPaintsFlushed(function () {
+        // Make sure nothing painted
+        var painted = utils.checkAndClearPaintedState(document.documentElement);
+        is(painted, false, "Fixed background should not have been painted when scrolled");
+        SimpleTest.finish();
+      });
+    });
+  });
+}
+</script>
+</pre>
+</body>
+</html>
diff --git a/layout/base/tests/chrome/test_leaf_layers_partition_browser_window.xul b/layout/base/tests/chrome/test_leaf_layers_partition_browser_window.xul
new file mode 100644
index 000000000..c3cce54e5
--- /dev/null
+++ b/layout/base/tests/chrome/test_leaf_layers_partition_browser_window.xul
@@ -0,0 +1,114 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml">
+  </body>
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+    SimpleTest.waitForExplicitFinish();
+
+    var winLowerThanVista = navigator.platform.indexOf("Win") == 0;
+    if (winLowerThanVista) {
+      var version = Components.classes["@mozilla.org/system-info;1"]
+                              .getService(Components.interfaces.nsIPropertyBag2)
+                              .getProperty("version");
+      winLowerThanVista = parseFloat(version) < 6.0;
+    }
+
+    var tests = [{maximize: false}, {maximize: true}];
+    var testIndex = 0;
+    var win;
+
+    function testInfo() {
+      return tests[testIndex].maximize ? " (maximized)" : " (non-maximized)";
+    }
+
+    function doTest(evt) {
+      var initialCount = win.mozPaintCount;
+
+      function nextStep() {
+        if (win.mozPaintCount == initialCount || win.isMozAfterPaintPending) {
+          SimpleTest.info("Waiting for mozPaintCount (= " + initialCount + ") to increase" + testInfo());
+          // Do not use SimpleTest.executeSoon() here: give a little more time.
+          setTimeout(nextStep, 100);
+          return;
+        }
+
+        isnot(win.mozPaintCount, initialCount, "mozPaintCount has increased" + testInfo());
+
+        function testLeafLayersPartitionWindow() {
+          var success = win.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+                           .getInterface(Components.interfaces.nsIDOMWindowUtils)
+                           .leafLayersPartitionWindow();
+          // "[leafLayersPartitionWindow()] Always returns true in non-DEBUG builds."
+          // To prevent random failures on Windows, try to run this again after a timeout.
+          if (!success && navigator.platform.indexOf("Win") >= 0) {
+            setTimeout(testLeafLayersPartitionWindow, 100);
+            return;
+          }
+          ok(success,
+             "Leaf layers should form a non-overlapping partition of the browser window" + testInfo() +
+             (success ? "" : ". [Set MOZ_DUMP_PAINT_LIST=1 env var to investigate.]"));
+
+          win.close();
+          ++testIndex;
+          nextTest();
+        }
+        testLeafLayersPartitionWindow();
+      }
+
+      if (tests[testIndex].maximize) {
+        function resizeListener() {
+          win.removeEventListener("resize", resizeListener, true);
+          // We want a paint after resize.
+          initialCount = win.mozPaintCount;
+          SimpleTest.executeSoon(nextStep);
+        }
+        win.addEventListener("resize", resizeListener, true);
+        SimpleTest.info("Maximizing test " + testIndex + " window" + testInfo());
+        Components.classes["@mozilla.org/appshell/window-mediator;1"]
+                  .getService(Components.interfaces.nsIWindowMediator)
+                  .getMostRecentWindow("navigator:browser")
+                  .maximize();
+      } else {
+        SimpleTest.executeSoon(nextStep);
+      }
+    }
+
+    function nextTest() {
+      if (testIndex >= tests.length) {
+        SimpleTest.finish();
+        return;
+      }
+
+      if (winLowerThanVista && !tests[testIndex].maximize) {
+        ok(true, "Skipping non-maximized test " + testIndex + " on winLowerThanVista since the resizer causes overlapping layers");
+        ++testIndex;
+        nextTest();
+        return;
+      }
+
+      window.focus();
+      // Run the test in a separate window so we get a clean browser window.
+      win = window.open("data:text/html,<html style='overflow:scroll'>",
+                "", "scrollbars=yes,toolbar,menubar,width=500,height=500");
+      setTimeout(setupWindow, 0);
+    }
+
+    function setupWindow() {
+      win.addEventListener("load", doTest, false);
+      win.focus();
+    }
+
+    nextTest();
+  ]]>
+  </script>
+</window>
diff --git a/layout/base/tests/chrome/test_no_clip_iframe.xul b/layout/base/tests/chrome/test_no_clip_iframe.xul
new file mode 100644
index 000000000..b8e74d8ea
--- /dev/null
+++ b/layout/base/tests/chrome/test_no_clip_iframe.xul
@@ -0,0 +1,23 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml">
+  </body>
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+    SimpleTest.waitForExplicitFinish();
+    // Run the test in a separate window so that the test runs as a chrome
+    // window
+    window.open("no_clip_iframe_window.xul", "no_clip_iframe",
+                "chrome,width=200,height=400");
+  ]]>
+  </script>
+</window>
diff --git a/layout/base/tests/chrome/test_prerendered_transforms.html b/layout/base/tests/chrome/test_prerendered_transforms.html
new file mode 100644
index 000000000..86893303a
--- /dev/null
+++ b/layout/base/tests/chrome/test_prerendered_transforms.html
@@ -0,0 +1,47 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test that active transformed elements coming into view are prerendered so we don't have to redraw constantly</title>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/paint_listener.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
+</head>
+<body onload="startTest()">
+<div>
+<div id="t" style="position:absolute; left:0; top:500px; -moz-transform: translatex(-100px); width:200px; height:100px; background:yellow;">
+  <div style="text-align:right">Hello</div>
+  <div style="text-align:left">Kitty</div>
+</div>
+</div>
+<pre id="test">
+<script type="application/javascript">
+SimpleTest.waitForExplicitFinish();
+
+var t = document.getElementById("t");
+var utils = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
+               getInterface(Components.interfaces.nsIDOMWindowUtils);
+
+function startTest() {
+  // Do a couple of transform changes to ensure we've triggered activity heuristics
+  waitForAllPaintsFlushed(function () {
+    t.style.MozTransform = "translatex(-75px)";
+    waitForAllPaintsFlushed(function () {
+      t.style.MozTransform = "translatex(-50px)";
+      waitForAllPaintsFlushed(function () {
+        // Clear paint state now and move again.
+        utils.checkAndClearPaintedState(t);
+        // Don't move to 0 since that might trigger some special case that turns off transforms.
+        t.style.MozTransform = "translatex(-1px)";
+        waitForAllPaintsFlushed(function () {
+          var painted = utils.checkAndClearPaintedState(t);
+          is(painted, false, "Transformed element should not have been painted");
+          SimpleTest.finish();
+        });
+      });
+    });
+  });
+}
+</script>
+</pre>
+</body>
+</html>
diff --git a/layout/base/tests/chrome/test_printpreview.xul b/layout/base/tests/chrome/test_printpreview.xul
new file mode 100644
index 000000000..6a63791f2
--- /dev/null
+++ b/layout/base/tests/chrome/test_printpreview.xul
@@ -0,0 +1,16 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+<body xmlns="http://www.w3.org/1999/xhtml">
+</body>
+  <!-- test code goes here -->
+<script type="application/javascript">
+<![CDATA[
+SimpleTest.waitForExplicitFinish();
+window.open("printpreview_helper.xul", "printpreview", "chrome,width=100,height=100");
+]]></script>
+</window>
diff --git a/layout/base/tests/chrome/test_printpreview_bug396024.xul b/layout/base/tests/chrome/test_printpreview_bug396024.xul
new file mode 100644
index 000000000..eb086d35a
--- /dev/null
+++ b/layout/base/tests/chrome/test_printpreview_bug396024.xul
@@ -0,0 +1,22 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=396024
+-->
+<window title="Mozilla Bug 369024"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+<body xmlns="http://www.w3.org/1999/xhtml">
+<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=396024"
+   target="_blank">Mozilla Bug 396024</a>
+</body>
+  <!-- test code goes here -->
+<script type="application/javascript">
+<![CDATA[
+SimpleTest.waitForExplicitFinish();
+window.open("printpreview_bug396024_helper.xul", "bug396024", "chrome,width=100,height=100");
+]]></script>
+</window>
diff --git a/layout/base/tests/chrome/test_printpreview_bug482976.xul b/layout/base/tests/chrome/test_printpreview_bug482976.xul
new file mode 100644
index 000000000..52918d5ba
--- /dev/null
+++ b/layout/base/tests/chrome/test_printpreview_bug482976.xul
@@ -0,0 +1,22 @@
+<?xml version="1.0"?>
+<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=482976
+-->
+<window title="Mozilla Bug 482976"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+<body xmlns="http://www.w3.org/1999/xhtml">
+<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=482976"
+   target="_blank">Mozilla Bug 482976</a>
+</body>
+  <!-- test code goes here -->
+<script type="application/javascript">
+<![CDATA[
+SimpleTest.waitForExplicitFinish();
+window.open("printpreview_bug482976_helper.xul", "bug482976", "chrome,width=100,height=100");
+]]></script>
+</window>
diff --git a/layout/base/tests/chrome/test_scrolling_repaints.html b/layout/base/tests/chrome/test_scrolling_repaints.html
new file mode 100644
index 000000000..ff62aa5db
--- /dev/null
+++ b/layout/base/tests/chrome/test_scrolling_repaints.html
@@ -0,0 +1,49 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test that we don't get unnecessary repaints due to subpixel shifts</title>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/paint_listener.js"></script>
+  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
+</head>
+<!-- Need a timeout here to allow paint unsuppression before we start the test -->
+<body onload="setTimeout(startTest,0)">
+<div id="t" style="width:400px; height:100px; background:yellow; overflow:hidden">
+  <div style="height:40px;"></div>
+  <div id="e" style="height:30px; background:lime"></div>
+  <div style="height:60.4px; background:pink"></div>
+</div>
+<pre id="test">
+<script type="application/javascript">
+SimpleTest.waitForExplicitFinish();
+
+var t = document.getElementById("t");
+var e = document.getElementById("e");
+var utils = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
+               getInterface(Components.interfaces.nsIDOMWindowUtils);
+
+function startTest() {
+  // Do a scroll to ensure we trigger activity heuristics.
+  waitForAllPaintsFlushed(function () {
+    t.scrollTop = 5;
+	// Scroll down as far as we can, to put our rendering layer at a subpixel offset within the layer
+    waitForAllPaintsFlushed(function () {
+      t.scrollTop = 1000;
+      waitForAllPaintsFlushed(function () {
+        // Clear paint state now and scroll again.
+        utils.checkAndClearPaintedState(e);
+		// scroll up a little bit. This should not cause anything to be repainted.
+        t.scrollTop = t.scrollTop - 10;
+        waitForAllPaintsFlushed(function () {
+          var painted = utils.checkAndClearPaintedState(e);
+          is(painted, false, "Fully-visible scrolled element should not have been painted");
+          SimpleTest.finish();
+        });
+      });
+    });
+  });
+}
+</script>
+</pre>
+</body>
+</html>
diff --git a/layout/base/tests/chrome/test_will_change.html b/layout/base/tests/chrome/test_will_change.html
new file mode 100644
index 000000000..fb8122b0b
--- /dev/null
+++ b/layout/base/tests/chrome/test_will_change.html
@@ -0,0 +1,99 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Tests for MozAfterPaint</title>
+  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/paint_listener.js"></script>
+  <style>
+    #checkOpacityRepaint {
+      will-change: opacity;
+    }
+    #checkTransformRepaint {
+      will-change: transform;
+    }
+    div {
+      width: 100px;
+      height: 100px;
+      background: radial-gradient(ellipse at center, #87e0fd 0%,#53cbf1 40%,#05abe0 100%);
+    }
+  </style>
+</head>
+<body>
+  <div id="checkRepaint">
+    Check repaint without will-change
+  </div>
+  <div id="checkOpacityRepaint">
+    Check repaint with will-change
+  </div>
+  <div id="checkTransformRepaint">
+    Check repaint with will-change
+  </div>
+</body>
+<script>
+
+var utils = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor).
+              getInterface(Components.interfaces.nsIDOMWindowUtils);
+
+var initialPaintCount = 0;
+
+function test_checkRepaint(next) {
+  var element = document.getElementById("checkRepaint");
+  waitForAllPaintsFlushed(function () {
+    utils.checkAndClearPaintedState(element);
+    element.style.opacity = "0.5";
+    waitForAllPaintsFlushed(function () {
+      var painted = utils.checkAndClearPaintedState(element);
+      // *** We check that this repaints because the test is relying
+      //     on this property. If this is broken then this test wont
+      //     be reliable check for will-change.
+      is(painted, true, "element should have been painted");
+      next();
+    });
+  });
+}
+
+function test_checkOpacityRepaint(next) {
+  var element = document.getElementById("checkOpacityRepaint");
+  waitForAllPaintsFlushed(function () {
+    utils.checkAndClearPaintedState(element);
+    element.style.opacity = "0.5";
+    waitForAllPaintsFlushed(function () {
+      var painted = utils.checkAndClearPaintedState(element);
+      // BasicLayers' heuristics are so that even with will-change:opacity,
+      // we can still have repaints.
+      if (utils.layerManagerType != "Basic") {
+        is(painted, false, "will-change checkOpacityRepaint element should not have been painted");
+      }
+      next();
+    });
+  });
+}
+
+function test_checkTransformRepaint(next) {
+  var element = document.getElementById("checkTransformRepaint");
+  waitForAllPaintsFlushed(function () {
+    utils.checkAndClearPaintedState(element);
+    element.style.transform = "translateY(-5px)";
+    waitForAllPaintsFlushed(function () {
+      var painted = utils.checkAndClearPaintedState(element);
+      // BasicLayers' heuristics are so that even with will-change:transform,
+      // we can still have repaints.
+      if (utils.layerManagerType != "Basic") {
+        is(painted, false, "will-change checkTransformRepaint element should not have been painted");
+      }
+      next();
+    });
+  });
+}
+
+SimpleTest.waitForExplicitFinish();
+test_checkRepaint(function(){
+  test_checkOpacityRepaint(function(){
+    test_checkTransformRepaint(function(){
+      SimpleTest.finish();
+    });
+  });
+});
+
+</script>
+</html>
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