Web Animation API: Add use counter for Animation constructors

Source/core/animation/Animation.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 23 matching lines @@
 #include "bindings/v8/Dictionary.h"
 #include "bindings/v8/ExceptionState.h"
 #include "core/animation/ActiveAnimations.h"
 #include "core/animation/AnimationHelpers.h"
 #include "core/animation/AnimationPlayer.h"
 #include "core/animation/CompositorAnimations.h"
 #include "core/animation/DocumentTimeline.h"
 #include "core/animation/Interpolation.h"
 #include "core/animation/KeyframeEffectModel.h"
 #include "core/dom/Element.h"
+#include "core/frame/UseCounter.h"
 #include "core/rendering/RenderLayer.h"
 
 namespace WebCore {
 
 PassRefPtr<Animation> Animation::create(PassRefPtr<Element> target, PassRefPtrWillBeRawPtr<AnimationEffect> effect, const Timing& timing, Priority priority, PassOwnPtr<EventDelegate> eventDelegate)
 {
     return adoptRef(new Animation(target, effect, timing, priority, eventDelegate));
 }
 
 PassRefPtr<Animation> Animation::create(Element* element, PassRefPtrWillBeRawPtr<AnimationEffect> effect, const Dictionary& timingInputDictionary)
 {
     ASSERT(RuntimeEnabledFeatures::webAnimationsAPIEnabled());
     return create(element, effect, TimingInput::convert(timingInputDictionary));
 }
 PassRefPtr<Animation> Animation::create(Element* element, PassRefPtrWillBeRawPtr<AnimationEffect> effect, double duration)
 {
     ASSERT(RuntimeEnabledFeatures::webAnimationsAPIEnabled());
     return create(element, effect, TimingInput::convert(duration));
 }
 PassRefPtr<Animation> Animation::create(Element* element, PassRefPtrWillBeRawPtr<AnimationEffect> effect)
 {
     ASSERT(RuntimeEnabledFeatures::webAnimationsAPIEnabled());
     return create(element, effect, Timing());
 }
 PassRefPtr<Animation> Animation::create(Element* element, const Vector<Dictionary>& keyframeDictionaryVector, const Dictionary& timingInputDictionary, ExceptionState& exceptionState)
 {
     ASSERT(RuntimeEnabledFeatures::webAnimationsAPIEnabled());
+    UseCounter::count(element->document(), UseCounter::AnimationConstructorKeyframeListEffectObjectTiming);
     return create(element, EffectInput::convert(element, keyframeDictionaryVector, exceptionState), TimingInput::convert(timingInputDictionary));
 }
 PassRefPtr<Animation> Animation::create(Element* element, const Vector<Dictionary>& keyframeDictionaryVector, double duration, ExceptionState& exceptionState)
 {
     ASSERT(RuntimeEnabledFeatures::webAnimationsAPIEnabled());
+    UseCounter::count(element->document(), UseCounter::AnimationConstructorKeyframeListEffectDoubleTiming);
     return create(element, EffectInput::convert(element, keyframeDictionaryVector, exceptionState), TimingInput::convert(duration));
 }
 PassRefPtr<Animation> Animation::create(Element* element, const Vector<Dictionary>& keyframeDictionaryVector, ExceptionState& exceptionState)
 {
     ASSERT(RuntimeEnabledFeatures::webAnimationsAPIEnabled());
+    UseCounter::count(element->document(), UseCounter::AnimationConstructorKeyframeListEffectNoTiming);
     return create(element, EffectInput::convert(element, keyframeDictionaryVector, exceptionState), Timing());
 }
 
 Animation::Animation(PassRefPtr<Element> target, PassRefPtrWillBeRawPtr<AnimationEffect> effect, const Timing& timing, Priority priority, PassOwnPtr<EventDelegate> eventDelegate)
     : TimedItem(timing, eventDelegate)
     , m_target(target)
     , m_effect(effect)
     , m_activeInAnimationStack(false)
     , m_priority(priority)
 {
@@ skipping 151 matching lines @@
 void Animation::pauseAnimationForTestingOnCompositor(double pauseTime)
 {
     ASSERT(hasActiveAnimationsOnCompositor());
     if (!m_target || !m_target->renderer())
         return;
     for (size_t i = 0; i < m_compositorAnimationIds.size(); ++i)
         CompositorAnimations::instance()->pauseAnimationForTestingOnCompositor(*m_target.get(), m_compositorAnimationIds[i], pauseTime);
 }
 
 } // namespace WebCore