Reland: Reland: Implement new Blink IDL attribute [SetReference]

Source/bindings/v8/custom/V8NodeListCustom.cpp

 /*
  * Copyright (C) 2007-2009 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 23 matching lines @@
 #include "V8Node.h"
 #include "bindings/v8/V8Binding.h"
 #include "bindings/v8/V8GCController.h"
 #include "core/dom/LiveNodeList.h"
 #include "core/dom/NodeList.h"
 #include "wtf/RefPtr.h"
 #include "wtf/StdLibExtras.h"
 
 namespace WebCore {
 
-void* V8NodeList::opaqueRootForGC(void* object, v8::Isolate* isolate)
+void V8NodeList::resolveWrapperReachability(void* object, const v8::Persistent<v8::Object>& wrapper, v8::Isolate* isolate)
 {
     NodeList* impl = static_cast<NodeList*>(object);
-    if (!impl->isLiveNodeList())
-        return object;
+    if (!impl->isLiveNodeList()) {
+        setObjectGroup(object, wrapper, isolate);
+        return;
+    }
     Node* owner = static_cast<LiveNodeList*>(impl)->ownerNode();
-    if (!owner)
-        return object;
-    return V8GCController::opaqueRootForGC(owner, isolate);
+    if (!owner) {
+        setObjectGroup(object, wrapper, isolate);
+        return;
+    }
+
+    setObjectGroup(V8GCController::opaqueRootForGC(owner, isolate), wrapper, isolate);
 }
 
 } // namespace WebCore