Bug 986678 - Fix type check in TryAddTypeBarrierForWrite. r=bhackett, a=1.2.x+
Bug 986843 - Replace AutoHoldZone with AutoCompartmentRooter. r=terrence, a=1.2.x+
Bug 919592 - Ionmonkey (ARM): Guard against branches being out of range and bail out of compilation if so. r=mjrosenb, a=1.2.x+