import changes from `dev' branch of rmottola/Arctic-Fox:

- Bug 1140131 - When XPConnect loads scripts (JS components or Cu.import), set the MIME type so that we don't load the exthandler service to guess it, r=bholley (0ab34e729)
- Bug 1164982 - Record telemetry for GC max pause during animations; r=sfink (aab107db0)
- Bug 1171305 - Remove lots of now-unnecessary null-checks involving XPCMaps. r=mrbkap. (7e64f2a60)
- Bug 1170934 (part 1) - Remove PLDHashTable::{Init,Fini}(). r=froydnj. (554061e2e)
- Bug 1170934 (part 2) - Fix the comment for PL_DHashTableRemove(). r=froydnj. (34ddb176b)
- Bug 1171323 - Remove PL_DHashFreeStringKey(), because it's dead. r=froydnj. (4fd00ebe1)
- Bug 1138848 - Modify OneCRL blocklist for subject / public key blocking (r=keeler, unfocused) (54b7f3d9d)
- Bug 1173212 (part 1) - Remove some can't-fail tests in PLDHashTable. r=froydnj. (4b4642c4a)
- Bug 1173212 (part 2) - Make PLDHashTable::Iterator work in chaos mode. r=froydnj. (17b6777fa)
- Bug 1173600 (part 1) - Tweak PLDHashTable post-enumeration shrinking. r=froydnj. (a21ba3a63)
- Bug 1173600 (part 2) - Move post-enumeration shrinking code into its own function. r=froydnj. (87f64a10f)
- Bug 1174046 - Fix PLDHashTable::Iterator in chaos mode again. r=froydnj, a=philor (69ed3b9b1)
- Bug 1158366: Remove nsIDOMHTML[BR|Div|Heading|TableCaption|Table|Title]Element.idl. r=ehsan (ccc80f0b1)
- Bug 1167189: Add an infallible version of nsContentUtils::GetNodeTextContent. r=jst (5c464322a)
- Bug 1169800 - nsContentUtils::ParseLegacyFontSize should check when the input string is just '+' or '-', r=dveditz (c5d5e870e)
- Bug 1170328 - Mark nsIDocument::WarnOnceAbout() with const. r=smaug (41b39009c)
- Bug 1139640: Change DOM property for -moz-osx-font-smoothing to match standard camel-casing algorithm. r=jdaggett (5f2eb6c59)
- Bug 1140148 - Update mochitest manifests for Android 4.3 emulator; r=dminor (04a28ac92)
- partial of Bug 1116187 - Disable failing mochitest-chrome tests for B2G (0ca9f0e25)
- Bug 1157097 - Don't share a style context that will have its cached style data cleared. r=dbaron (d5adcb047)
- Bug 1160724 - Part 1: Resolve a properly parented style context when looking up -moz-binding of a display:none XUL/plugin element. r=dbaron (599665d4d)
- Bug 1160724 - Part 2: Test that we resolve a properly parented style context when looking up -moz-binding of a display:none XUL/plugin element. r=heycam (87fe13c8d)

python/mozbuild/mozbuild/test/frontend/data/test-manifest-keys-extracted/chrome.ini

@@ -1,3 +1,4 @@
 [DEFAULT]
+skip-if = buildapp == 'b2g'
 
 [test_chrome.js]