Update CSSAnimationUpdate and CSSAnimations to handle multiple animations with a given name

Source/core/css/resolver/StyleResolver.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
@@ skipping 1202 matching lines @@
 
     if (!update)
         return didApply;
 
     // FIXME: Remove this repetition by incorporating a merge of newAnimations with AnimationStack.
     // Then resolve the stack before calling applyAnimatedProperties, eg.
     //     CompositableValueMap* resolved = timeline->animationStack()->resolveWith(newAnimations);
     //     applyAnimatedProperties(state, resolved);
     const Vector<CSSAnimationUpdate::NewAnimation>& newAnimations = update->newAnimations();
     for (size_t i = 0; i < newAnimations.size(); ++i) {
-        RefPtr<InertAnimation> animation = newAnimations.at(i).animation;
-        OwnPtr<AnimationEffect::CompositableValueMap> compositableValues = animation->sample();
-        if (!compositableValues)
-            continue;
-        for (AnimationEffect::CompositableValueMap::const_iterator iter = compositableValues->begin(); iter != compositableValues->end(); ++iter) {
-            CSSPropertyID property = iter->key;
-            if (!isPropertyForPass<pass>(property))
+        const HashSet<RefPtr<InertAnimation> >& animations = newAnimations.at(i).animations;
+        for (HashSet<RefPtr<InertAnimation> >::const_iterator animationsIter = animations.begin(); animationsIter != animations.end(); ++animationsIter) {
+            OwnPtr<AnimationEffect::CompositableValueMap> compositableValues = (*animationsIter)->sample();
+            if (!compositableValues)
                 continue;
-            RefPtr<AnimatableValue> animatableValue = iter->value->compositeOnto(AnimatableValue::neutralValue());
-            if (pass == HighPriorityProperties && property == CSSPropertyLineHeight)
-                state.setLineHeightValue(toAnimatableNumber(animatableValue.get())->toCSSValue().get());
-            else
-                AnimatedStyleBuilder::applyProperty(property, state, animatableValue.get());
-            didApply = true;
+            for (AnimationEffect::CompositableValueMap::const_iterator iter = compositableValues->begin(); iter != compositableValues->end(); ++iter) {
+                CSSPropertyID property = iter->key;
+                if (!isPropertyForPass<pass>(property))
+                    continue;
+                RefPtr<AnimatableValue> animatableValue = iter->value->compositeOnto(AnimatableValue::neutralValue());
+                if (pass == HighPriorityProperties && property == CSSPropertyLineHeight)
+                    state.setLineHeightValue(toAnimatableNumber(animatableValue.get())->toCSSValue().get());
+                else
+                    AnimatedStyleBuilder::applyProperty(property, state, animatableValue.get());
+                didApply = true;
+            }
         }
     }
     return didApply;
 }
 
 // http://dev.w3.org/csswg/css3-regions/#the-at-region-style-rule
 // FIXME: add incremental support for other region styling properties.
 static inline bool isValidRegionStyleProperty(CSSPropertyID id)
 {
     switch (id) {
@@ skipping 356 matching lines @@
         m_matchedPropertiesSearches, m_matchedPropertiesHit, m_matchedPropertiesSharedInheritedHit, m_matchedPropertiesToCache, m_matchedPropertiesEnteredIntoCache);
 
     fprintf(stderr, "Total:\n");
     printStyleStats(m_totalSearches, m_totalElementsEligibleForSharing, m_totalStylesShared, m_totalSearchFoundSiblingForSharing, m_totalSearchesMissedSharing,
         m_totalMatchedPropertiesSearches, m_totalMatchedPropertiesHit, m_totalMatchedPropertiesSharedInheritedHit, m_totalMatchedPropertiesToCache, m_totalMatchedPropertiesEnteredIntoCache);
     fprintf(stderr, "--------------------------------------------------------------------------------\n");
 }
 #endif
 
 } // namespace WebCore