Oilpan: Enable oilpan for callback classes

Source/bindings/tests/results/core/V8TestCallbackInterface.h

Index: Source/bindings/tests/results/core/V8TestCallbackInterface.h
diff --git a/Source/bindings/tests/results/core/V8TestCallbackInterface.h b/Source/bindings/tests/results/core/V8TestCallbackInterface.h
index 2a76b2b0c554b91b6b3c3771fe27c1fea1fbab1e..0756bfc48ead372359f4ec8f8e2874dbe5d2272d 100644
--- a/Source/bindings/tests/results/core/V8TestCallbackInterface.h
+++ b/Source/bindings/tests/results/core/V8TestCallbackInterface.h
@@ -16,9 +16,9 @@ namespace blink {
 
 class V8TestCallbackInterface FINAL : public TestCallbackInterface, public ActiveDOMCallback {
 public:
-    static PassOwnPtrWillBeRawPtr<V8TestCallbackInterface> create(v8::Handle<v8::Function> callback, ScriptState* scriptState)
+    static V8TestCallbackInterface* create(v8::Handle<v8::Function> callback, ScriptState* scriptState)
     {
-        return adoptPtrWillBeNoop(new V8TestCallbackInterface(callback, scriptState));
+        return new V8TestCallbackInterface(callback, scriptState);
     }
 
     virtual ~V8TestCallbackInterface();