Share animations from compositor to main thread.

third_party/WebKit/public/platform/WebCompositorAnimationDelegate.h

Index: third_party/WebKit/public/platform/WebCompositorAnimationDelegate.h
diff --git a/third_party/WebKit/public/platform/WebCompositorAnimationDelegate.h b/third_party/WebKit/public/platform/WebCompositorAnimationDelegate.h
index 58339f8069ee70f936f3357941daf346d0c65c87..dd961dc501ad3d5b1b85c793570a87623a25e099 100644
--- a/third_party/WebKit/public/platform/WebCompositorAnimationDelegate.h
+++ b/third_party/WebKit/public/platform/WebCompositorAnimationDelegate.h
@@ -6,6 +6,7 @@
 #define WebCompositorAnimationDelegate_h
 
 #include "WebCommon.h"
+#include "cc/animation/animation_curve.h"
 
 namespace blink {
 
@@ -16,6 +17,11 @@ public:
     virtual void notifyAnimationStarted(double monotonicTime, int group) = 0;
     virtual void notifyAnimationFinished(double monotonicTime, int group) = 0;
     virtual void notifyAnimationAborted(double monotonicTime, int group) = 0;
+    // TODO(ymalik): Make pure virtual.

[Rick Byers, 2016/02/29 18:35:33]

Nit: reference the bug that tracks this.
Looks like there's a few subclasses, so I assume you'd rather do this in a
separate CL to keep this one from getting even bigger, right?

[ymalik, 2016/02/29 18:40:05]

Oops, please see comments from previous patchset:
https://codereview.chromium.org/1734063003/diff/80001/third_party/WebKit/publ...

+    virtual void notifyAnimationTakeover(
+        double monotonicTime,
+        double animationStartTime,
+        scoped_ptr<cc::AnimationCurve> curve) { }
 };
 
 } // namespace blink