Revert of Move quota module to oilpan

Source/modules/quota/DOMWindowQuota.h

 /*
  * Copyright (C) 2012 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 14 matching lines @@
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef DOMWindowQuota_h
 #define DOMWindowQuota_h
 
 #include "core/frame/DOMWindowProperty.h"
-#include "heap/Handle.h"
 #include "platform/Supplementable.h"
 
 namespace WebCore {
 
 class DeprecatedStorageInfo;
 class DOMWindow;
 
 class DOMWindowQuota FINAL : public Supplement<DOMWindow>, public DOMWindowProperty {
 public:
     virtual ~DOMWindowQuota();
     static DOMWindowQuota* from(DOMWindow*);
     static DeprecatedStorageInfo* webkitStorageInfo(DOMWindow*);
     DeprecatedStorageInfo* webkitStorageInfo() const;
 
 private:
     explicit DOMWindowQuota(DOMWindow*);
     static const char* supplementName();
 
-    mutable RefPtrWillBePersistent<DeprecatedStorageInfo> m_storageInfo;
+    mutable RefPtr<DeprecatedStorageInfo> m_storageInfo;
 };
 
 } // namespace WebCore
 
 #endif // DOMWindowQuota_h