Update modules classes to use OVERRIDE / FINAL when needed

Source/modules/notifications/WorkerGlobalScopeNotifications.h

 /*
  * Copyright (C) 2008, 2009 Apple 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 19 matching lines @@
 #if ENABLE(LEGACY_NOTIFICATIONS)
 
 #include "core/workers/WorkerSupplementable.h"
 
 namespace WebCore {
 
 class NotificationCenter;
 class ExecutionContext;
 class WorkerGlobalScope;
 
-class WorkerGlobalScopeNotifications : public WorkerSupplement {
+class WorkerGlobalScopeNotifications FINAL : public WorkerSupplement {
 public:
     virtual ~WorkerGlobalScopeNotifications();
 
     static NotificationCenter* webkitNotifications(WorkerGlobalScope*);
     static WorkerGlobalScopeNotifications* from(WorkerGlobalScope*);
 
 private:
     explicit WorkerGlobalScopeNotifications(WorkerGlobalScope*);
 
     NotificationCenter* webkitNotifications();
     static const char* supplementName();
 
     WorkerGlobalScope* m_context;
     RefPtr<NotificationCenter> m_notificationCenter;
 };
 
 } // namespace WebCore
 
 #endif // WorkerGlobalScopeNotifications_h
 
 #endif // ENABLE(LEGACY_NOTIFICATIONS)