Plumb NotifyAnimationAborted from the compositor to blink animation delegate.

third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp

Index: third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp
diff --git a/third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp b/third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp
index 634381a2e830c25a7b6537406c0f8be4501b29e7..f8667e3629e4948ba0d2a6d9c90342e0f4763559 100644
--- a/third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp
+++ b/third_party/WebKit/Source/platform/scroll/ScrollAnimator.cpp
@@ -255,6 +255,13 @@ void ScrollAnimator::updateCompositorAnimations()
     }
 }
 
+void ScrollAnimator::notifyCompositorAnimationAborted(int groupId)
+{
+    // An animation aborted by the compositor is treated as a finished
+    // animation.
+    ScrollAnimatorCompositorCoordinator::compositorAnimationFinished(groupId);
+}
+
 void ScrollAnimator::notifyCompositorAnimationFinished(int groupId)
 {
     ScrollAnimatorCompositorCoordinator::compositorAnimationFinished(groupId);