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

Source/bindings/tests/results/core/V8TestInterface2.h

Index: Source/bindings/tests/results/core/V8TestInterface2.h
diff --git a/Source/bindings/tests/results/core/V8TestInterface2.h b/Source/bindings/tests/results/core/V8TestInterface2.h
index 727a16cee81aa689e421d739adecb3b643dbd565..7cb86ccd4fd6d573937bf51b8a4404deac1ac122 100644
--- a/Source/bindings/tests/results/core/V8TestInterface2.h
+++ b/Source/bindings/tests/results/core/V8TestInterface2.h
@@ -29,7 +29,9 @@ 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)
+    {
+    }
     static void visitDOMWrapper(ScriptWrappableBase* internalPointer, const v8::Persistent<v8::Object>&, v8::Isolate*);
     static void constructorCallback(const v8::FunctionCallbackInfo<v8::Value>&);
     static const int internalFieldCount = v8DefaultWrapperInternalFieldCount + 0;