Discard SampledEffects on elements if they are redundant

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

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 48 matching lines @@
     bool isEmpty() const { return m_sampledEffects.isEmpty(); }
     bool hasActiveAnimationsOnCompositor(CSSPropertyID) const;
 
     using PropertyHandleFilter = bool (*)(const PropertyHandle&);
     static ActiveInterpolationsMap activeInterpolations(AnimationStack*, const HeapVector<Member<const InertEffect>>* newAnimations, const HeapHashSet<Member<const Animation>>* suppressedAnimations, KeyframeEffect::Priority, PropertyHandleFilter = nullptr);
 
     bool getAnimatedBoundingBox(FloatBox&, CSSPropertyID) const;
     DECLARE_TRACE();
 
 private:
-    void removeClearedSampledEffects();
+    void removeRedundantSampledEffects();
 
     // Effects sorted by priority. Lower priority at the start of the list.
     HeapVector<Member<SampledEffect>> m_sampledEffects;
 
     friend class AnimationAnimationStackTest;
 };
 
 } // namespace blink
 
 #endif // AnimationStack_h