Oilpan: Enable oilpan for callback classes

Source/modules/serviceworkers/HeadersForEachCallback.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef HeadersForEachCallback_h
 #define HeadersForEachCallback_h
 
 #include "bindings/core/v8/ScriptValue.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
 class Headers;
 
-class HeadersForEachCallback : public NoBaseWillBeGarbageCollectedFinalized<HeadersForEachCallback> {
+class HeadersForEachCallback : public GarbageCollectedFinalized<HeadersForEachCallback> {
 public:
     virtual ~HeadersForEachCallback() { }
     virtual void trace(Visitor*) { }
     virtual bool handleItem(ScriptValue thisValue, const String& value, const String& key, Headers*) = 0;
     virtual bool handleItem(const String& value, const String& key, Headers*) = 0;
 };
 
 } // namespace blink
 
 #endif // HeadersForEachCallback_h