Update modules classes to use OVERRIDE / FINAL when needed

Source/modules/indexeddb/IDBOpenDBRequest.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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 15 matching lines @@
 #ifndef IDBOpenDBRequest_h
 #define IDBOpenDBRequest_h
 
 #include "modules/indexeddb/IDBRequest.h"
 #include "public/platform/WebIDBDatabase.h"
 
 namespace WebCore {
 
 class IDBDatabaseCallbacks;
 
-class IDBOpenDBRequest : public IDBRequest {
+class IDBOpenDBRequest FINAL : public IDBRequest {
 public:
     static PassRefPtr<IDBOpenDBRequest> create(ExecutionContext*, PassRefPtr<IDBDatabaseCallbacks>, int64_t transactionId, int64_t version);
     virtual ~IDBOpenDBRequest();
 
     using IDBRequest::onSuccess;
 
     virtual void onBlocked(int64_t existingVersion) OVERRIDE;
     virtual void onUpgradeNeeded(int64_t oldVersion, PassOwnPtr<blink::WebIDBDatabase>, const IDBDatabaseMetadata&, blink::WebIDBDataLoss, String dataLossMessage) OVERRIDE;
     virtual void onSuccess(PassOwnPtr<blink::WebIDBDatabase>, const IDBDatabaseMetadata&) OVERRIDE;
 
     // EventTarget
-    virtual const AtomicString& interfaceName() const;
+    virtual const AtomicString& interfaceName() const OVERRIDE;
     virtual bool dispatchEvent(PassRefPtr<Event>) OVERRIDE;
 
     DEFINE_ATTRIBUTE_EVENT_LISTENER(blocked);
     DEFINE_ATTRIBUTE_EVENT_LISTENER(upgradeneeded);
 
 protected:
     virtual bool shouldEnqueueEvent() const OVERRIDE;
 
 private:
     IDBOpenDBRequest(ExecutionContext*, PassRefPtr<IDBDatabaseCallbacks>, int64_t transactionId, int64_t version);
 
     RefPtr<IDBDatabaseCallbacks> m_databaseCallbacks;
     const int64_t m_transactionId;
     int64_t m_version;
 };
 
 } // namespace WebCore
 
 #endif // IDBOpenDBRequest_h