Update modules classes to use OVERRIDE / FINAL when needed

Source/modules/webmidi/MIDIAccessPromise.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 30 matching lines @@
 namespace WebCore {
 
 class DOMError;
 class MIDIAccess;
 class MIDIErrorCallback;
 class MIDISuccessCallback;
 class ExecutionContext;
 
 struct MIDIOptions;
 
-class MIDIAccessPromise : public RefCounted<MIDIAccessPromise>, public ScriptWrappable, public ActiveDOMObject {
+class MIDIAccessPromise FINAL : public RefCounted<MIDIAccessPromise>, public ScriptWrappable, public ActiveDOMObject {
 public:
     static PassRefPtr<MIDIAccessPromise> create(ExecutionContext*, const Dictionary&);
     virtual ~MIDIAccessPromise();
 
     // ActiveDOMObject
     virtual bool hasPendingActivity() const OVERRIDE;
     virtual void stop() OVERRIDE;
 
     MIDIOptions* options() { return m_options.get(); }
 
@@ skipping 18 matching lines @@
     OwnPtr<MIDISuccessCallback> m_successCallback;
     OwnPtr<MIDIErrorCallback> m_errorCallback;
     OwnPtr<MIDIOptions> m_options;
     RefPtr<DOMError> m_error;
     RefPtr<MIDIAccess> m_access;
 };
 
 } // namespace WebCore
 
 #endif // MIDIAccessPromise_h