Update web classes to use OVERRIDE / FINAL when needed

Source/web/ServiceWorkerGlobalScopeProxy.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 39 matching lines @@
 // All methods other than its ctor/dtor are called on the worker thread.
 //
 // This implements WebServiceWorkerContextProxy, which connects ServiceWorker's
 // WorkerGlobalScope and embedder/chrome, and implements ServiceWorker-specific
 // events/upcall methods that are to be called by embedder/chromium,
 // e.g. onfetch.
 //
 // An instance of this class is supposed to outlive until
 // workerGlobalScopeDestroyed() is called by its corresponding
 // WorkerGlobalScope.
-class ServiceWorkerGlobalScopeProxy :
+class ServiceWorkerGlobalScopeProxy FINAL :
     public WebServiceWorkerContextProxy,
     public WebCore::WorkerReportingProxy {
     WTF_MAKE_NONCOPYABLE(ServiceWorkerGlobalScopeProxy);
 public:
     static PassOwnPtr<ServiceWorkerGlobalScopeProxy> create(WebEmbeddedWorkerImpl&, WebCore::ExecutionContext&, PassOwnPtr<WebServiceWorkerContextClient>);
     virtual ~ServiceWorkerGlobalScopeProxy();
 
     // WorkerReportingProxy overrides:
     virtual void reportException(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL) OVERRIDE;
     virtual void reportConsoleMessage(WebCore::MessageSource, WebCore::MessageLevel, const String& message, int lineNumber, const String& sourceURL) OVERRIDE;
@@ skipping 10 matching lines @@
     WebCore::ExecutionContext& m_executionContext;
 
     OwnPtr<WebServiceWorkerContextClient> m_client;
 
     WebCore::WorkerGlobalScope* m_workerGlobalScope;
 };
 
 } // namespace blink
 
 #endif // ServiceWorkerGlobalScopeProxy_h