Bug 941372 - [Australis] ignore hidden elements for drag calculations, r=mikedeboer

--HG--
extra : rebase_source : 584eacdc6035d34abeb6eed4ed622cbb80f6e85c
Bug 942304 - Avoid rooting hazard in ArrayBufferObject::neuterViews. r=terrence
Bug 942462 - Fix type in media/mtransport/logging.h. r=ekr
Bug 942488 - Don't report pseudo-stacks without SPS profiler. r=nchen
Bug 891693 - Make sure that huffval gets zeroed before use. r=DRC
Backed out changeset 95562517dc8c (bug 938818) for Android crashes.
Backed out changesets efb217f1897a and c9a22296f311 (bug 935774) due to test_mediarecorder_record_4ch_audiocontext.html perma-fail on all platforms after today's inbound merge.
Bug 938706 - (1) Fix minidumps for Android xpcshell; r=ted
Bug 938706 - (2) Put Android xpcshell minidumps in a separate directory; r=ted
Bug 940299 - Add a runtime suppression list for ThreadSanitizer. r=glandium DONTBUILD

--HG--
extra : rebase_source : f418ea0e76a552beae72536c36f17ac9c3b7ffdc
Merge m-c to fx-team.
Bug 939513 - Symbolize ASan traces for xpcshell tests. r=ted
Only composite changed areas in the software compositor (bug 882447, r=mattwoodrow,nrc).
Backed out changeset c3d41ab0a2df (bug 940218) for causing bug 941616

--HG--
extra : rebase_source : c0d9b2840ddb6a6b88b86cfc3e3a6810ac9e37e2
Bug 924307 - More logging and error checking during FHR init; r=rnewman

--HG--
extra : rebase_source : d4d0b29eef195b62d133680edfee6bc541159c5c
extra : amend_source : 2ea9b8576a2d91912c1078fe25969bf52dbd05dd
Backed out changeset cb123997572c (bug 937006) for Desktop B2G mochitest orange.
Backed out changeset 4088133a80e6 (bug 940779). It was the wrong fix.

--HG--
extra : rebase_source : 91ba320384e6ad196d0f8ce923e7bc33de45388a
Bug 940779 - MessageEventInit is a dictionary, r=bent

--HG--
extra : rebase_source : 37d006cf615cc6e7ed2a7141df54d9b948248946
Bug 941784 - Fix an exact rooting hazard false positive in XMLHttpRequest::Send; r=bent

--HG--
extra : rebase_source : d27bf81bb50528c49ad1036e19fcef6040ae4575
Bug 942116 - Stop using the register keyword in the JS engine; r=luke