Merge 113086 - [v8] Fix memory leak in V8LazyEventListener

Source/WebCore/bindings/v8/V8LazyEventListener.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 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 30 matching lines @@
 
     class Event;
     class Frame;
     class HTMLFormElement;
     class Node;
 
     // V8LazyEventListener is a wrapper for a JavaScript code string that is compiled and evaluated when an event is fired.
     // A V8LazyEventListener is either a HTML or SVG event handler.
     class V8LazyEventListener : public V8AbstractEventListener {
     public:
-        static PassRefPtr<V8LazyEventListener> create(const AtomicString& functionName, const AtomicString& eventParameterName, const String& code, const String& sourceURL, const TextPosition& position, PassRefPtr<Node> node, const WorldContextHandle& worldContext)
+        static PassRefPtr<V8LazyEventListener> create(const AtomicString& functionName, const AtomicString& eventParameterName, const String& code, const String& sourceURL, const TextPosition& position, Node* node, const WorldContextHandle& worldContext)
         {
             return adoptRef(new V8LazyEventListener(functionName, eventParameterName, code, sourceURL, position, node, worldContext));
         }
 
         virtual bool isLazy() const { return true; }
 
     protected:
         virtual void prepareListenerObject(ScriptExecutionContext*);
 
     private:
-        V8LazyEventListener(const AtomicString& functionName, const AtomicString& eventParameterName, const String& code, const String sourceURL, const TextPosition&, PassRefPtr<Node>, const WorldContextHandle&);
+        V8LazyEventListener(const AtomicString& functionName, const AtomicString& eventParameterName, const String& code, const String sourceURL, const TextPosition&, Node*, const WorldContextHandle&);
 
         virtual v8::Local<v8::Value> callListenerFunction(ScriptExecutionContext*, v8::Handle<v8::Value> jsEvent, Event*);
 
         // Needs to return true for all event handlers implemented in JavaScript so that
         // the SVG code does not add the event handler in both
         // SVGUseElement::buildShadowTree and again in
         // SVGUseElement::transferEventListenersToShadowTree
         virtual bool wasCreatedFromMarkup() const { return true; }
 
         AtomicString m_functionName;
         AtomicString m_eventParameterName;
         String m_code;
         String m_sourceURL;
-        RefPtr<Node> m_node;
-        RefPtr<HTMLFormElement> m_formElement;
+        Node* m_node;
         TextPosition m_position;
     };
 
 } // namespace WebCore
 
 #endif // V8LazyEventListener_h