Web Animation API: Add use counter for Animation constructors

DEPENDS ON: https://codereview.chromium.org/198693002/

BUG=352493,352490

Review URL: https://codereview.chromium.org/199743003

git-svn-id: svn://svn.chromium.org/blink/trunk@169721 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/core/animation/Animation.cpp

@@ -41,6 +41,7 @@
 #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 {
@@ -68,16 +69,19 @@ PassRefPtr<Animation> Animation::create(Element* element, PassRefPtrWillBeRawPtr
 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());
 }
 

third_party/WebKit/Source/core/frame/UseCounter.h

@@ -314,6 +314,9 @@ public:
         DocumentXPathEvaluate = 297,
         AttrGetValue = 298,
         AttrSetValue = 299,
+        AnimationConstructorKeyframeListEffectObjectTiming = 300,
+        AnimationConstructorKeyframeListEffectDoubleTiming = 301,
+        AnimationConstructorKeyframeListEffectNoTiming = 302,
         // Add new features immediately above this line. Don't change assigned
         // numbers of any item, and don't reuse removed slots.
         NumberOfFeatures, // This enum value must be last.