Bug 886052: Turn on audio webrtc_trace logs for getUserMedia r=gcp
Bug 914984 - Enable Azure content for b2g. r=nrc
Bug 917298: Mochitests for testing gum constraints. r=jesup, jsmith
Bug 915928 - Remove toolkit/Makefile.in. r=khuey
Bug 917622 - Use INSTALL_TARGETS for mochitests. r=gps
Bug 910453 - Annotate read moz.build files with tier info. r=glandium
Bug 917086 - Disallow DIRS, PARALLEL_DIRS and TEST_DIRS under TOOL_DIRS and TEST_TOOL_DIRS, and adapt moz.build files accordingly. r=gps

Also mark TOOL_DIRS/TEST_TOOL_DIRS directories in backend.mk and recurse them normally instead of forcing make -C dir libs for them.
Bug 913847 - stop needlessly including nsThreadUtils.h - r=ehsan
Bug 913847 - split NS_IsMainThread and NS_GetMainThread into a new MainThreadUtils.h header - r=ehsan
Bug 913847 - Include MainThreadUtils.h instead of nsThreadUtils.h - r=ehsan
Bug 913852 - BindingUtils.h doesn't need to include <algorithm> - r=bz
bug 918119. Skip crashtests/327524-1.html. r=bustage
Bug 917260 - Nullcheck Destination() in AudioContext::DestinationStream. r=ehsan
b=917260 null check mDestination in AudioContext::Shutdown() r=ehsan

This handles the case where Shutdown() is called after Unlink()
(but before the destructor).

--HG--
extra : transplant_source : %97A%BE%60%F5j%F5%F0GT%C2%B6%F8%A2%BD%13%2B%02%83R
Bug 898431: Update to NSS_3_15_2_BETA2. Inclues the fixes for bug 912844,
bug 912847, and bug 900971.
Backed out changeset 040522aacba4 (bug 913847)
Backed out changeset 4eb44a3149ed (bug 913847)
Backed out changeset 554bfe767519 (bug 913847) for leaking on a CLOSED TREE