Backed out changeset 25b64d100bda (bug 1321865) for test_intersectionobservers.html failures

CLOSED TREE

dom/base/test/mochitest.ini

@@ -653,7 +653,7 @@ skip-if = (toolkit == 'android') # Android: Bug 775227
 [test_innersize_scrollport.html]
 [test_integer_attr_with_leading_zero.html]
 [test_intersectionobservers.html]
-skip-if = (os == "android") # Timing issues
+skip-if = true # Track Bug 1320704
 [test_link_prefetch.html]
 skip-if = !e10s # Track Bug 1281415
 [test_link_stylesheet.html]

dom/tests/mochitest/general/test_interfaces.js

@@ -596,9 +596,9 @@ var interfaceNamesInGlobalScope =
 // IMPORTANT: Do not change this list without review from a DOM peer!
     "InstallTrigger",
 // IMPORTANT: Do not change this list without review from a DOM peer!
-    "IntersectionObserver",
+    {name: "IntersectionObserver", disabled: true},
 // IMPORTANT: Do not change this list without review from a DOM peer!
-    "IntersectionObserverEntry",
+    {name: "IntersectionObserverEntry", disabled: true},
 // IMPORTANT: Do not change this list without review from a DOM peer!
     "KeyEvent",
 // IMPORTANT: Do not change this list without review from a DOM peer!

modules/libpref/init/all.js

@@ -5671,7 +5671,7 @@ pref("browser.storageManager.pressureNotification.usageThresholdGB", 5);
 // when the page is reloaded. To turn this feature off, just set the limit to 0.
 pref("prompts.authentication_dialog_abuse_limit", 3);
 
-pref("dom.IntersectionObserver.enabled", true);
+pref("dom.IntersectionObserver.enabled", false);
 
 // Whether module scripts (<script type="module">) are enabled for content.
 pref("dom.moduleScripts.enabled", false);