Communicate MT changes to impl-only scroll offset animations

third_party/WebKit/Source/platform/animation/CompositorAnimationTimeline.h

Index: third_party/WebKit/Source/platform/animation/CompositorAnimationTimeline.h
diff --git a/third_party/WebKit/Source/platform/animation/CompositorAnimationTimeline.h b/third_party/WebKit/Source/platform/animation/CompositorAnimationTimeline.h
index 1d9f0667dc6354f8b3cbb17ad0deb832fd19d93a..bed067a0f834ee83c95d0ccfbdf58e4230e3d8c9 100644
--- a/third_party/WebKit/Source/platform/animation/CompositorAnimationTimeline.h
+++ b/third_party/WebKit/Source/platform/animation/CompositorAnimationTimeline.h
@@ -14,9 +14,10 @@
 
 namespace blink {
 
+class CompositorAnimationHost;
 class CompositorAnimationPlayerClient;
 
-// A compositor representation for timeline.
+// A compositor representation for cc::AnimationTimeline.
 class PLATFORM_EXPORT CompositorAnimationTimeline {
     WTF_MAKE_NONCOPYABLE(CompositorAnimationTimeline);
 public:
@@ -24,11 +25,14 @@ public:
     virtual ~CompositorAnimationTimeline();
 
     cc::AnimationTimeline* animationTimeline() const;
+    CompositorAnimationHost* compositorAnimationHost();
 
     virtual void playerAttached(const CompositorAnimationPlayerClient&);
     virtual void playerDestroyed(const CompositorAnimationPlayerClient&);
 
 private:
+    std::unique_ptr<CompositorAnimationHost> m_compositorAnimationHost;

[loyso (OOO), 2016/05/06 01:04:38]

No need to store it, I think. Return it by value - CompositorAnimationHost
compositorAnimationHost();
That's just a wrapper.

[ymalik, 2016/05/06 05:41:49]

Done

+
     scoped_refptr<cc::AnimationTimeline> m_animationTimeline;
 };