Bug 1051985 - Move the FrameMetrics from ContainerLayer to Layer. r=mattwoodrow,BenWa
Bug 1051985 - Move the scroll handoff parent id from ContainerLayer to Layer. r=mattwoodrow
Bug 1051985 - Move the background color and content description from ContainerLayer to Layer. r=mattwoodrow
Bug 1051985 - Move the APZ from ContainerLayer to Layer. r=mattwoodrow,botond
Bug 1052063 - Prevent creating multiple APZC instances for the same ScrollableLayerGuid. r=
Bug 1052063 - Avoid running multiple animation steps if there are multiple layers sharing an APZC. r=
Bug 1052063 - Ensure the APZC instances track the cumulative hit test areas of all the layers they map to. r=