Avoid leaking objects between isolated worlds via attribute event listeners

Source/core/dom/Document.cpp

Index: Source/core/dom/Document.cpp
diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp
index a5bcd2e1bcfd4c3882b61ca5016fb83d540b70d5..109ccdd16baf2b432ca2a7edfc6c68426041945a 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -3456,20 +3456,20 @@ void Document::textNodeSplit(Text* oldNode)
     // FIXME: This should update markers for spelling and grammar checking.
 }
 
-void Document::setWindowAttributeEventListener(const AtomicString& eventType, PassRefPtr<EventListener> listener)
+void Document::setWindowAttributeEventListener(const AtomicString& eventType, PassRefPtr<EventListener> listener, DOMWrapperWorld* world)
 {
     DOMWindow* domWindow = this->domWindow();
     if (!domWindow)
         return;
-    domWindow->setAttributeEventListener(eventType, listener);
+    domWindow->setAttributeEventListener(eventType, listener, world);
 }
 
-EventListener* Document::getWindowAttributeEventListener(const AtomicString& eventType)
+EventListener* Document::getWindowAttributeEventListener(const AtomicString& eventType, DOMWrapperWorld* world)
 {
     DOMWindow* domWindow = this->domWindow();
     if (!domWindow)
         return 0;
-    return domWindow->getAttributeEventListener(eventType);
+    return domWindow->getAttributeEventListener(eventType, world);
 }
 
 void Document::dispatchWindowEvent(PassRefPtr<Event> event,  PassRefPtr<EventTarget> target)