Oilpan: DOM wrappers don't need to keep persistent handles

Source/bindings/tests/results/core/V8TestNode.h

Index: Source/bindings/tests/results/core/V8TestNode.h
diff --git a/Source/bindings/tests/results/core/V8TestNode.h b/Source/bindings/tests/results/core/V8TestNode.h
index b20f5ea24698a71c67733b411b0845e1dd249b5d..0ff8c3f72d412a93382acf648531b48ed8079df9 100644
--- a/Source/bindings/tests/results/core/V8TestNode.h
+++ b/Source/bindings/tests/results/core/V8TestNode.h
@@ -30,15 +30,15 @@ public:
     static const WrapperTypeInfo wrapperTypeInfo;
     static void refObject(ScriptWrappableBase* internalPointer);
     static void derefObject(ScriptWrappableBase* internalPointer);
-    static WrapperPersistentNode* createPersistentHandle(ScriptWrappableBase* internalPointer);
+    static void trace(Visitor* visitor, ScriptWrappableBase* internalPointer)
+    {
+#if ENABLE(OILPAN)
+        visitor->trace(internalPointer->toImpl<TestNode>());
+#endif
+    }
     static EventTarget* toEventTarget(v8::Handle<v8::Object>);
     static void constructorCallback(const v8::FunctionCallbackInfo<v8::Value>&);
-#if ENABLE(OILPAN)
-    static const int persistentHandleIndex = v8DefaultWrapperInternalFieldCount + 0;
-    static const int internalFieldCount = v8DefaultWrapperInternalFieldCount + 0 + 1;
-#else
     static const int internalFieldCount = v8DefaultWrapperInternalFieldCount + 0;
-#endif
     static inline ScriptWrappableBase* toScriptWrappableBase(TestNode* impl)
     {
         return impl->toScriptWrappableBase();