Merge 129670 - Refactor SMILTimeContainer to maintain animation information instead of recalculatin…

Source/WebCore/svg/animation/SVGSMILElement.h

Index: Source/WebCore/svg/animation/SVGSMILElement.h
===================================================================
--- Source/WebCore/svg/animation/SVGSMILElement.h	(revision 132107)
+++ Source/WebCore/svg/animation/SVGSMILElement.h	(working copy)
@@ -32,7 +32,9 @@
 #include <wtf/HashMap.h>
 
 namespace WebCore {
-    
+
+enum ResolveTarget { DoNotResolveNewTarget, ResolveNewTarget };
+
 class ConditionEventListener;
 class SMILTimeContainer;
 
@@ -51,12 +53,13 @@
     virtual void removedFrom(ContainerNode*) OVERRIDE;
     
     virtual bool hasValidAttributeType() = 0;
+    virtual bool hasValidAttributeName();
     virtual void animationAttributeChanged() = 0;
 
     SMILTimeContainer* timeContainer() const { return m_timeContainer.get(); }
 
     SVGElement* targetElement();
-    void resetTargetElement();
+    void resetTargetElement(ResolveTarget = ResolveNewTarget);
     const QualifiedName& attributeName() const { return m_attributeName; }
 
     void beginByLinkActivation();
@@ -138,8 +141,9 @@
     void checkRestart(SMILTime elapsed);
     void beginListChanged(SMILTime eventTime);
     void endListChanged(SMILTime eventTime);
-    void reschedule();
 
+    void setAttributeName(const QualifiedName&);
+
     // This represents conditions on elements begin or end list that need to be resolved on runtime
     // for example <animate begin="otherElement.begin + 8s; button.click" ... />
     struct Condition {