Make classes and structures in Source/core/animation fast-allocated.

Source/core/animation/ElementAnimation.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 22 matching lines @@
 
 #include "bindings/core/v8/UnionTypesCore.h"
 #include "core/animation/AnimationTimeline.h"
 #include "core/animation/EffectInput.h"
 #include "core/animation/ElementAnimations.h"
 #include "core/animation/KeyframeEffect.h"
 #include "core/animation/TimingInput.h"
 #include "core/dom/Document.h"
 #include "core/dom/Element.h"
 #include "platform/RuntimeEnabledFeatures.h"
+#include "wtf/Allocator.h"
 
 
 namespace blink {
 
 class Dictionary;
 
 class ElementAnimation {
+    STATIC_ONLY(ElementAnimation);
 public:
     static Animation* animate(Element& element, const EffectModelOrDictionarySequence& effectInput, double duration, ExceptionState& exceptionState)
     {
         RefPtrWillBeRawPtr<EffectModel> effect = EffectInput::convert(&element, effectInput, exceptionState);
         if (exceptionState.hadException())
             return 0;
         return animateInternal(element, effect, TimingInput::convert(duration));
     }
 
     static Animation* animate(Element& element, const EffectModelOrDictionarySequence& effectInput, const KeyframeEffectOptions& timingInput, ExceptionState& exceptionState)
@@ skipping 31 matching lines @@
     static Animation* animateInternal(Element& element, PassRefPtrWillBeRawPtr<EffectModel> effect, const Timing& timing)
     {
         RefPtrWillBeRawPtr<KeyframeEffect> keyframeEffect = KeyframeEffect::create(&element, effect, timing);
         return element.document().timeline().play(keyframeEffect.get());
     }
 };
 
 } // namespace blink
 
 #endif // ElementAnimation_h