Index: third_party/WebKit/Source/platform/scroll/ScrollableArea.h |
diff --git a/third_party/WebKit/Source/platform/scroll/ScrollableArea.h b/third_party/WebKit/Source/platform/scroll/ScrollableArea.h |
index 338a27b8ed56dd3370f159d25c83c9306cce0811..bc163d8f3f6af1b050c4cb33b5f7999adf39d287 100644 |
--- a/third_party/WebKit/Source/platform/scroll/ScrollableArea.h |
+++ b/third_party/WebKit/Source/platform/scroll/ScrollableArea.h |
@@ -41,6 +41,8 @@ |
namespace blink { |
+class CompositorAnimationHost; |
+class CompositorAnimationTimeline; |
class GraphicsLayer; |
class HostWindow; |
class LayoutBox; |
@@ -150,6 +152,9 @@ class PLATFORM_EXPORT ScrollableArea : public GarbageCollectedMixin { |
return m_programmaticScrollAnimator; |
} |
+ virtual CompositorAnimationHost* compositorAnimationHost() const { |
+ return nullptr; |
+ } |
virtual CompositorAnimationTimeline* compositorAnimationTimeline() const { |
return nullptr; |
} |