Backed out changeset 0edf5afdc13c (bug 1057955)
Backed out changeset ef1c321a4a32 (bug 1057955)
Backed out changeset a7e4ef74441d (bug 1057955) for Crashtest failures (crashes/assertions) on a CLOSED TREE
Backed out changeset 8328bc2054d1 (bug 1058944)
Backed out changeset 79d402a25984 (bug 1036653)
Backed out changeset 5a044fb75b4b (bug 1036653)
Backed out changeset a5723795cd1f (bug 1036653)
Backed out changeset 33c69decc3fd (bug 1036653)
Backed out changeset 572c610328c6 (bug 1036653)
Backed out changeset 857d543db683 (bug 1036653) for windows non unified build bustage on a CLOSED TREE
Bug 848954 - Disable webaudio tests on mulet on CLOSED TREE. r=jesup a=tomcat

--HG--
extra : amend_source : 448213f90bc8e4929aa1e98b2606d2c906cfba5e
Bug 1036781 - Part 8: Replace MOZ_ASSUME_UNREACHABLE with MOZ_CRASH in js/src/jit/*Allocator.* code. r=jandem
Bug 1056529 - Remove old workarounds for MSVC PGO bugs. r=h4writer
Bug 996266 - Kill WS. - r=kamidphish
Bug 996266 - Fall back from failed WebGL context creation attribs. - r=kamidphish,bjacob
Bug 996266 - Support testing for errors at the GLContext level. - r=kamidphish
Bug 996266 - E_INVALIDARG sometimes means OOM. - r=kamidphish
Bug 1057558 - Fix IPC test results not being reported in first iframe. r=drno
Bug 1057558 - temporarily exclude devicestorage test_dirs.html from IPC tests. r=akachkach
Bug 1042489 - Call DrainOverflowColumns() to pick up any overflow frames from our prev-in-flow.  r=roc