Support per property CSS Animation stacks

Source/core/animation/css/CSSAnimations.cpp

 /*
  * 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 594 matching lines @@
     m_transitions.clear();
     clearPendingUpdate();
 }
 
 void CSSAnimations::calculateAnimationActiveInterpolations(CSSAnimationUpdate& update, const Element* animatingElement, double timelineCurrentTime)
 {
     ElementAnimations* elementAnimations = animatingElement ? animatingElement->elementAnimations() : nullptr;
     AnimationStack* animationStack = elementAnimations ? &elementAnimations->defaultStack() : nullptr;
 
     if (update.newAnimations().isEmpty() && update.suppressedAnimations().isEmpty()) {
-        ActiveInterpolationMap activeInterpolationsForAnimations(AnimationStack::activeInterpolations(animationStack, 0, 0, KeyframeEffect::DefaultPriority, timelineCurrentTime));
+        ActiveInterpolationsMap activeInterpolationsForAnimations(AnimationStack::activeInterpolations(animationStack, 0, 0, KeyframeEffect::DefaultPriority, timelineCurrentTime));
         update.adoptActiveInterpolationsForAnimations(activeInterpolationsForAnimations);
         return;
     }
 
     HeapVector<Member<InertEffect>> newEffects;
     for (const auto& newAnimation : update.newAnimations())
         newEffects.append(newAnimation.effect.get());
     for (const auto& updatedAnimation : update.animationsWithUpdates())
         newEffects.append(updatedAnimation.effect.get()); // Animations with updates use a temporary InertEffect for the current frame.
 
-    ActiveInterpolationMap activeInterpolationsForAnimations(AnimationStack::activeInterpolations(animationStack, &newEffects, &update.suppressedAnimations(), KeyframeEffect::DefaultPriority, timelineCurrentTime));
+    ActiveInterpolationsMap activeInterpolationsForAnimations(AnimationStack::activeInterpolations(animationStack, &newEffects, &update.suppressedAnimations(), KeyframeEffect::DefaultPriority, timelineCurrentTime));
     update.adoptActiveInterpolationsForAnimations(activeInterpolationsForAnimations);
 }
 
 void CSSAnimations::calculateTransitionActiveInterpolations(CSSAnimationUpdate& update, const Element* animatingElement, double timelineCurrentTime)
 {
     ElementAnimations* elementAnimations = animatingElement ? animatingElement->elementAnimations() : nullptr;
     AnimationStack* animationStack = elementAnimations ? &elementAnimations->defaultStack() : nullptr;
 
-    ActiveInterpolationMap activeInterpolationsForTransitions;
+    ActiveInterpolationsMap activeInterpolationsForTransitions;
     if (update.newTransitions().isEmpty() && update.cancelledTransitions().isEmpty()) {
         activeInterpolationsForTransitions = AnimationStack::activeInterpolations(animationStack, 0, 0, KeyframeEffect::TransitionPriority, timelineCurrentTime);
     } else {
         HeapVector<Member<InertEffect>> newTransitions;
         for (const auto& entry : update.newTransitions())
             newTransitions.append(entry.value.effect.get());
 
         HeapHashSet<Member<const Animation>> cancelledAnimations;
         if (!update.cancelledTransitions().isEmpty()) {
             ASSERT(elementAnimations);
@@ skipping 147 matching lines @@
 }
 
 DEFINE_TRACE(CSSAnimations)
 {
     visitor->trace(m_transitions);
     visitor->trace(m_pendingUpdate);
     visitor->trace(m_animations);
 }
 
 } // namespace blink