1 files changed, 12 insertions, 0 deletions
diff --git a/third_party/WebKit/Source/platform/scroll/ScrollAnimatorCompositorCoordinator.cpp b/third_party/WebKit/Source/platform/scroll/ScrollAnimatorCompositorCoordinator.cpp
index 142b27e..19f77ba 100644
--- a/third_party/WebKit/Source/platform/scroll/ScrollAnimatorCompositorCoordinator.cpp
+++ b/third_party/WebKit/Source/platform/scroll/ScrollAnimatorCompositorCoordinator.cpp
@@ -195,4 +195,16 @@ WebCompositorAnimationPlayer* ScrollAnimatorCompositorCoordinator::compositorPla
     return m_compositorPlayer.get();
 }
 
+FloatPoint ScrollAnimatorCompositorCoordinator::compositorOffsetFromBlinkOffset(FloatPoint offset)
+{
+    offset.moveBy(scrollableArea()->scrollOrigin());
+    return offset;
+}
+
+FloatPoint ScrollAnimatorCompositorCoordinator::blinkOffsetFromCompositorOffset(FloatPoint offset)
+{
+    offset.moveBy(-scrollableArea()->scrollOrigin());
+    return offset;
+}
+
 } // namespace blink