Correctly apply per-keyframe timing functions

Source/core/rendering/animation/WebAnimationProvider.cpp

 /*
  * Copyright (C) 2013 Intel Corporation. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 121 matching lines @@
     size_t numKeyframes = keyframes.size();
     for (size_t i = 0; i < numKeyframes; ++i) {
         const KeyframeValue& currentKeyframe = keyframes[i];
         const RenderStyle* keyframeStyle = currentKeyframe.style();
         double key = currentKeyframe.key();
 
         if (!keyframeStyle)
             continue;
 
         // Get timing function.
-        RefPtr<TimingFunction> tf = KeyframeValue::timingFunction(keyframeStyle, keyframes.animationName());
+        RefPtr<TimingFunction> tf = KeyframeValue::timingFunction(*keyframeStyle);
 
         bool isFirstOrLastKeyframe = !key || key == 1;
         if ((hasTransform && isFirstOrLastKeyframe) || currentKeyframe.containsProperty(CSSPropertyWebkitTransform))
             transformVector.insert(adoptPtr(new TransformAnimationValue(key, &(keyframeStyle->transform()), tf)));
 
         if ((hasOpacity && isFirstOrLastKeyframe) || currentKeyframe.containsProperty(CSSPropertyOpacity))
             opacityVector.insert(adoptPtr(new FloatAnimationValue(key, keyframeStyle->opacity(), tf)));
 
         if ((hasFilter && isFirstOrLastKeyframe) || currentKeyframe.containsProperty(CSSPropertyWebkitFilter))
             filterVector.insert(adoptPtr(new FilterAnimationValue(key, &(keyframeStyle->filter()), tf)));
@@ skipping 52 matching lines @@
     OwnPtr<WebAnimation> webAnimation(createWebAnimation(values, animation, animationId, timeOffset, boxSize));
     if (!webAnimation)
         return PassOwnPtr<WebAnimation>();
 
     if (!animationId)
         m_animationIdMap.set(animationName, webAnimation->id());
     return webAnimation.release();
 }
 
 } // namespace WebCore