Bug 885030 - Move CalculateIntrinsicScale to FrameMetrics. r=kentuckyfriedtakahe
Bug 885030 - Move CalculateResolution from APZC to FrameMetrics. r=kentuckyfriedtakahe
Bug 885030 - Move CalculateCompositedRectInCssPixels from APZC to FrameMetrics. r=kentuckyfriedtakahe