Fix virtual/override/final usage in the rest of Source/core/.

Source/core/workers/SharedWorkerGlobalScope.h

 /*
  * Copyright (C) 2009 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 29 matching lines @@
 namespace blink {
 
 class MessageEvent;
 class SharedWorkerThread;
 
 class SharedWorkerGlobalScope final : public WorkerGlobalScope {
     DEFINE_WRAPPERTYPEINFO();
 public:
     typedef WorkerGlobalScope Base;
     static PassRefPtrWillBeRawPtr<SharedWorkerGlobalScope> create(const String& name, SharedWorkerThread*, PassOwnPtr<WorkerThreadStartupData>);
-    virtual ~SharedWorkerGlobalScope();
+    ~SharedWorkerGlobalScope() override;
 
-    virtual bool isSharedWorkerGlobalScope() const override { return true; }
+    bool isSharedWorkerGlobalScope() const override { return true; }
 
     // EventTarget
-    virtual const AtomicString& interfaceName() const override;
+    const AtomicString& interfaceName() const override;
 
     // Setters/Getters for attributes in SharedWorkerGlobalScope.idl
     DEFINE_ATTRIBUTE_EVENT_LISTENER(connect);
     String name() const { return m_name; }
 
     SharedWorkerThread* thread();
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     SharedWorkerGlobalScope(const String& name, const KURL&, const String& userAgent, SharedWorkerThread*, const SecurityOrigin*, PassOwnPtrWillBeRawPtr<WorkerClients>);
-    virtual void logExceptionToConsole(const String& errorMessage, int scriptId, const String& sourceURL, int lineNumber, int columnNumber, PassRefPtrWillBeRawPtr<ScriptCallStack>) override;
+    void logExceptionToConsole(const String& errorMessage, int scriptId, const String& sourceURL, int lineNumber, int columnNumber, PassRefPtrWillBeRawPtr<ScriptCallStack>) override;
 
     String m_name;
 };
 
 CORE_EXPORT PassRefPtrWillBeRawPtr<MessageEvent> createConnectEvent(MessagePort*);
 
 } // namespace blink
 
 #endif // SharedWorkerGlobalScope_h