compositor-worker: cc->blink mutation plumbing

third_party/WebKit/Source/core/animation/ElementAnimations.h

Index: third_party/WebKit/Source/core/animation/ElementAnimations.h
diff --git a/third_party/WebKit/Source/core/animation/ElementAnimations.h b/third_party/WebKit/Source/core/animation/ElementAnimations.h
index 40edcb9ac52c245ceb6f5bf897401352fbca67db..2fc53486a35544c1c9986f6b111cd6fa5645135f 100644
--- a/third_party/WebKit/Source/core/animation/ElementAnimations.h
+++ b/third_party/WebKit/Source/core/animation/ElementAnimations.h
@@ -32,6 +32,7 @@
 #define ElementAnimations_h
 
 #include "core/animation/AnimationStack.h"
+#include "core/animation/CustomCompositorAnimations.h"
 #include "core/animation/css/CSSAnimations.h"
 #include "wtf/HashCountedSet.h"
 #include "wtf/HashMap.h"
@@ -54,6 +55,10 @@ public:
     // during a style recalc. CSS Transitions are included in this stack.
     AnimationStack& animationStack() { return m_animationStack; }
     const AnimationStack& animationStack() const { return m_animationStack; }
+    // Tracks long running animations that are responsible for applying mutations
+    // from compositor worker.
+    CustomCompositorAnimations& customCompositorAnimations() { return m_customCompositorAnimations; }
+    const CustomCompositorAnimations& customCompositorAnimations() const { return m_customCompositorAnimations; }
     // Tracks the state of active CSS Animations and Transitions. The individual animations
     // will also be part of the animation stack, but the mapping betwen animation name and
     // animation is kept here.
@@ -80,6 +85,7 @@ private:
     bool isAnimationStyleChange() const;
 
     AnimationStack m_animationStack;
+    CustomCompositorAnimations m_customCompositorAnimations;
     CSSAnimations m_cssAnimations;
     AnimationCountedSet m_animations;
     bool m_animationStyleChange;