Oilpan: Move CSSAnimations, CSSAnimationUpdate and ActiveAnimations to oilpan's heap

Source/core/animation/css/CSSAnimations.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 301 matching lines @@
     if (stack.isEmpty())
         return 0;
 
     for (size_t i = 0; i < stack.size(); ++i) {
         if (const StyleRuleKeyframes* keyframesRule = stack.at(i)->keyframeStylesForAnimation(animationName))
             return keyframesRule;
     }
     return 0;
 }
 
-PassOwnPtr<CSSAnimationUpdate> CSSAnimations::calculateUpdate(Element* element, const Element& parentElement, const RenderStyle& style, RenderStyle* parentStyle, StyleResolver* resolver)
+PassOwnPtrWillBeRawPtr<CSSAnimationUpdate> CSSAnimations::calculateUpdate(Element* element, const Element& parentElement, const RenderStyle& style, RenderStyle* parentStyle, StyleResolver* resolver)
 {
-    OwnPtr<CSSAnimationUpdate> update = adoptPtr(new CSSAnimationUpdate());
+    OwnPtrWillBeRawPtr<CSSAnimationUpdate> update = adoptPtrWillBeNoop(new CSSAnimationUpdate());
     calculateAnimationUpdate(update.get(), element, parentElement, style, parentStyle, resolver);
     calculateAnimationActiveInterpolations(update.get(), element);
     calculateTransitionUpdate(update.get(), element, style);
     calculateTransitionActiveInterpolations(update.get(), element);
     return update->isEmpty() ? nullptr : update.release();
 }
 
 void CSSAnimations::calculateAnimationUpdate(CSSAnimationUpdate* update, Element* element, const Element& parentElement, const RenderStyle& style, RenderStyle* parentStyle, StyleResolver* resolver)
 {
     const ActiveAnimations* activeAnimations = element ? element->activeAnimations() : 0;
@@ skipping 69 matching lines @@
     }
 }
 
 void CSSAnimations::maybeApplyPendingUpdate(Element* element)
 {
     if (!m_pendingUpdate) {
         m_previousActiveInterpolationsForAnimations.clear();
         return;
     }
 
-    OwnPtr<CSSAnimationUpdate> update = m_pendingUpdate.release();
+    OwnPtrWillBeRawPtr<CSSAnimationUpdate> update = m_pendingUpdate.release();
 
     m_previousActiveInterpolationsForAnimations.swap(update->activeInterpolationsForAnimations());
 
     // FIXME: cancelling, pausing, unpausing animations all query compositingState, which is not necessarily up to date here
     // since we call this from recalc style.
     // https://code.google.com/p/chromium/issues/detail?id=339847
     DisableCompositingQueryAsserts disabler;
 
     for (Vector<AtomicString>::const_iterator iter = update->cancelledAnimationNames().begin(); iter != update->cancelledAnimationNames().end(); ++iter) {
         const HashSet<RefPtr<AnimationPlayer> >& players = m_animations.take(*iter);
@@ skipping 463 matching lines @@
         for (int i = firstCSSProperty; i < lastCSSProperty; ++i) {
             CSSPropertyID id = convertToCSSPropertyID(i);
             if (isAnimatableProperty(id))
                 properties.append(id);
         }
         propertyShorthand = StylePropertyShorthand(CSSPropertyInvalid, properties.begin(), properties.size());
     }
     return propertyShorthand;
 }
 
+void CSSAnimations::trace(Visitor* visitor)
+{
+    visitor->trace(m_transitions);
+    visitor->trace(m_pendingUpdate);
+    visitor->trace(m_previousActiveInterpolationsForAnimations);
+}
+
+void CSSAnimationUpdate::trace(Visitor* visitor)
+{
+    visitor->trace(m_newTransitions);
+    visitor->trace(m_activeInterpolationsForAnimations);
+    visitor->trace(m_activeInterpolationsForTransitions);
+}
+
 } // namespace WebCore