Bug 950452 - Fix SETARG in IonBuilder, r=jandem.
Bug 940708 - Part 2: Build webrtc in unified mode; r=gps

--HG--
extra : rebase_source : b4a4fd21c65851e8e9377218ec19181f5f86e8b8
Bug 940708 - Part 3: Handle asm sources for unified webrtc builds; r=gps

--HG--
extra : rebase_source : 517c6e73002b288d2d16bc4c516096ff1a0caf72
Bug 940708 - Part 4: Limit the length of the unified file name prefix to 50 characters so that we don't blow up the Windows path name limit; r=glandium

--HG--
extra : rebase_source : cc3e9238dcda8e0bb49e10407d4bafa4e5be4594
Bug 940708 - Part 5: Exclude more files from unified builds because of name clashes on RCSSTRING; r=gps

--HG--
extra : rebase_source : 551ec846a9bd266a0ff42d2344cbae41ffeaf29f
Bug 940708 - Part 6: Exclude one more file for Linux ASAN builds

--HG--
extra : rebase_source : 95c28f6d4b32685bb291bff1085fb28915e2b1df
Bug 952062.  Fix union codegen to properly destroy the union members if conversion to them fails.  r=dzbarsky
Bug 952619 - Kill some SpiderMonkey build warnings; r=Waldo
Backed out changeset 226af3342987 (bug 952330) for ggc orange
Bug 898828. Don't even try async video on Windows. r=nical
Bug 945121: Use DebugOnly to fix opt-only 'unused variable' build warning in TestCeilingFloor.cpp. r=Waldo
Bug 952022 - Consolidate detachAsmJSModule and destroyBackedges (r=bhackett)

--HG--
extra : rebase_source : 38aba86b0badc80dbfd911cc08450b4d52652bf3
Bug 949347 - reference-count TextureChild and have TextureClient hold on to it - r=nical,sotaro
Bug 884226 - Add 'willReadFrequently' getContext() option for 2D canvas r=ehsan,gwright
Bug 952615 - Fix an opt build failure with generational GC enabled; r=sfink
Backed out changeset f84ac36ce832 (bug 952062) for osx debug m1 orange
Backed out changeset 39778c27c5fd (bug 951213) for causing ggc orange
Backed out changeset 4c45705d14c4 (reland bug 952330 since it wasn't at fault for the ggc orange)
Bug 951218 - Fix a bug in AutoLockTextureHost. r=bjacob
Bug 945513 - Opus-in-WebM tests. r=rillian

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