Oilpan: simplify quota storage callbacks objects.

Source/platform/StorageQuotaCallbacks.h

 /*
  * Copyright (C) 2013 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 21 matching lines @@
 #define StorageQuotaCallbacks_h
 
 #include "platform/PlatformExport.h"
 #include "platform/heap/Handle.h"
 #include "public/platform/WebStorageQuotaError.h"
 #include "wtf/Assertions.h"
 #include "wtf/Noncopyable.h"
 
 namespace blink {
 
-class PLATFORM_EXPORT StorageQuotaCallbacks : public NoBaseWillBeGarbageCollectedFinalized<StorageQuotaCallbacks> {
+class PLATFORM_EXPORT StorageQuotaCallbacks : public GarbageCollectedFinalized<StorageQuotaCallbacks> {
     WTF_MAKE_NONCOPYABLE(StorageQuotaCallbacks);
 public:
     StorageQuotaCallbacks() { }
     virtual ~StorageQuotaCallbacks() { }
     virtual void trace(Visitor*) { }
 
     virtual void didQueryStorageUsageAndQuota(unsigned long long usageInBytes, unsigned long long quotaInBytes) { ASSERT_NOT_REACHED(); };
     virtual void didGrantStorageQuota(unsigned long long usageInBytes, unsigned long long grantedQuotaInBytes) { ASSERT_NOT_REACHED(); };
     virtual void didFail(WebStorageQuotaError) { ASSERT_NOT_REACHED(); };
 };
 
 } // namespace blink
 
 #endif // StorageQuotaCallbacks_h