| Index: third_party/WebKit/Source/platform/scroll/ProgrammaticScrollAnimator.h | 
| diff --git a/third_party/WebKit/Source/platform/scroll/ProgrammaticScrollAnimator.h b/third_party/WebKit/Source/platform/scroll/ProgrammaticScrollAnimator.h | 
| index fa05677d3cddf473ce9e4986b00bbfe89ea14984..e936b3c917b72a32123cb3db571ed7db1b8c538b 100644 | 
| --- a/third_party/WebKit/Source/platform/scroll/ProgrammaticScrollAnimator.h | 
| +++ b/third_party/WebKit/Source/platform/scroll/ProgrammaticScrollAnimator.h | 
| @@ -39,6 +39,7 @@ public: | 
| void tickAnimation(double monotonicTime) override; | 
| void updateCompositorAnimations() override; | 
| void notifyCompositorAnimationFinished(int groupId) override; | 
| +    void notifyCompositorAnimationAborted(int groupId) override { }; | 
| void layerForCompositedScrollingDidChange(WebCompositorAnimationTimeline*) override; | 
|  | 
| DECLARE_TRACE(); | 
|  |