Bug 931146 - Set FrameMetrics mMayHaveTouchListeners for all frames that call RecordFrameMetrics. Fixes missing touch info for sub documents. r=tnikkel,kats
Bug 918273 - Fix: ContentReceivedTouch doesn't actually cancel event processing in the apzc. r=kats
Bug 931504 - Fire touchcancel to content for every touch point the apz consumes. r=tabraldes
Bug 931763 - Simplify handling of first touch start and touch move in MetroInput. r=tabraldes