Defer compositor keyframe snapshots until the next style resolve

third_party/WebKit/Source/core/animation/css/CSSAnimations.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 44 matching lines @@
     DISALLOW_NEW();
 public:
     CSSAnimations();
 
     bool isAnimationForInspector(const Animation&);
     bool isTransitionAnimationForInspector(const Animation&) const;
 
     static const StylePropertyShorthand& propertiesForTransitionAll();
     static bool isAnimatableProperty(CSSPropertyID);
     static void calculateUpdate(const Element* animatingElement, Element&, const ComputedStyle&, ComputedStyle* parentStyle, CSSAnimationUpdate&, StyleResolver*);
+    static void snapshotCompositorKeyframes(Element&, CSSAnimationUpdate&, const ComputedStyle&, const ComputedStyle* parentStyle);
 
     void setPendingUpdate(const CSSAnimationUpdate& update)
     {
         clearPendingUpdate();
         m_pendingUpdate.copy(update);
     }
     void clearPendingUpdate()
     {
         m_pendingUpdate.clear();
     }
@@ skipping 55 matching lines @@
 
     HeapVector<Member<RunningAnimation>> m_runningAnimations;
 
     using TransitionMap = HeapHashMap<CSSPropertyID, RunningTransition>;
     TransitionMap m_transitions;
 
     CSSAnimationUpdate m_pendingUpdate;
 
     ActiveInterpolationsMap m_previousActiveInterpolationsForAnimations;
 
-    static void calculateCompositorAnimationUpdate(CSSAnimationUpdate&, const Element* animatingElement, Element&, const ComputedStyle&);
+    static void calculateCompositorAnimationUpdate(CSSAnimationUpdate&, const Element* animatingElement, Element&, const ComputedStyle&, const ComputedStyle* parentStyle);
     static void calculateAnimationUpdate(CSSAnimationUpdate&, const Element* animatingElement, Element&, const ComputedStyle&, ComputedStyle* parentStyle, StyleResolver*);
     static void calculateTransitionUpdate(CSSAnimationUpdate&, const Element* animatingElement, const ComputedStyle&);
     static void calculateTransitionUpdateForProperty(CSSPropertyID, const CSSTransitionData&, size_t transitionIndex, const ComputedStyle& oldStyle, const ComputedStyle&, const TransitionMap* activeTransitions, CSSAnimationUpdate&, const Element*);
 
     static void calculateAnimationActiveInterpolations(CSSAnimationUpdate&, const Element* animatingElement);
     static void calculateTransitionActiveInterpolations(CSSAnimationUpdate&, const Element* animatingElement);
 
     class AnimationEventDelegate final : public AnimationEffect::EventDelegate {
     public:
         AnimationEventDelegate(Element* animationTarget, const AtomicString& name)
@@ skipping 39 matching lines @@
 
         Member<Element> m_transitionTarget;
         const CSSPropertyID m_property;
         AnimationEffect::Phase m_previousPhase;
     };
 };
 
 } // namespace blink
 
 #endif