Bug 1029989 - Update empty private tabs page entity name. r=wesj
Bug 1030736 - Don't include ignored about:home tabs in count to determine whether or not to show "Open all" button. r=liuche
Bug 917480 - Developer docs for Fennec locale switching. DONTBUILD, r=doc-only
Bug 1028942 - Fix 'Translate' button border on OSX. r=florian

--HG--
extra : rebase_source : 722788a20a14adb593fbdbcbe269cda7f93cf61d
Merge m-c to fx-team a=merge
Bug 901803 - Add a native media player backend for casting videos. r=mfinkle
Bug 901803 - Add a native Chromecast backend on Android. r=mfinkle
Bug 901803 - Add a JS component for casting to native devices. r=mfinkle
Bug 984048 - Patch 4 - Handle parse and uncaught errors. r=khuey

--HG--
extra : rebase_source : 9cc36dea950be96fba079877c2d67b76f8383635
Bug 984048 - Patch 5 - ServiceWorker [[Install]] algorithm. r=ehsan, khuey

--HG--
extra : rebase_source : 5f9d890c655d7f5e77851a8a3bd6b6fd3f9bf108
Bug 950323 - Fix a crash in XPCWrappedNative::CallMethod for whole-program optimizations on MSVC; r=bsmedberg
Bug 1031068 - Add environment variable to disable jsgc poisoning, r=terrence
Bug 1027359 - Fix incorrect codegen in ma_mod_mask. (r=mjrosenb)
Bug 1032257 - Clear isParallelEntryScript when removing from table. (r=terrence)
Bug 1032264 - Fix converting MThrow in ParallelSafetyAnalysis. (r=sunfish)
Bug 1027402 - Part 1: Remove set* from BaseProxyHandler. (r=bholley)
Bug 1027402 - Part 2: Mark Proxy Handler instances as const. (r=bholley, r=bz over IRC)
Bug 1027402 - Part 3: Mark all Proxy Handler methods const. (r=jorendorff, r=bz)
Bug 1027402 - Part 4: Mark Proxy Handler uses const. (r=jorendorff, r=bz)
Backed out changesets bacfdc83424a and 7d12b5d7446f (bug 984048) for crashes.