Replace FINAL and OVERRIDE with their C++11 counterparts in Source/modules

Source/modules/encryptedmedia/MediaKeySession.cpp

 /*
  * Copyright (C) 2013 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 143 matching lines @@
     {
         WTF_LOG(Media, "NewSessionResult(%p)", this);
     }
 
     virtual ~NewSessionResult()
     {
         WTF_LOG(Media, "~NewSessionResult(%p)", this);
     }
 
     // ContentDecryptionModuleResult implementation.
-    virtual void complete() OVERRIDE
+    virtual void complete() override
     {
         ASSERT_NOT_REACHED();
         completeWithDOMException(InvalidStateError, "Unexpected completion.");
     }
 
-    virtual void completeWithSession(WebContentDecryptionModuleResult::SessionStatus status) OVERRIDE
+    virtual void completeWithSession(WebContentDecryptionModuleResult::SessionStatus status) override
     {
         if (status != WebContentDecryptionModuleResult::NewSession) {
             ASSERT_NOT_REACHED();
             completeWithDOMException(InvalidStateError, "Unexpected completion.");
         }
 
         m_session->finishGenerateRequest();
         m_resolver->resolve();
         m_resolver.clear();
     }
 
-    virtual void completeWithError(WebContentDecryptionModuleException exceptionCode, unsigned long systemCode, const WebString& errorMessage) OVERRIDE
+    virtual void completeWithError(WebContentDecryptionModuleException exceptionCode, unsigned long systemCode, const WebString& errorMessage) override
     {
         completeWithDOMException(WebCdmExceptionToExceptionCode(exceptionCode), errorMessage);
     }
 
     // It is only valid to call this before completion.
     ScriptPromise promise() { return m_resolver->promise(); }
 
     void trace(Visitor* visitor)
     {
         visitor->trace(m_session);
@@ skipping 454 matching lines @@
 {
     visitor->trace(m_error);
     visitor->trace(m_asyncEventQueue);
     visitor->trace(m_pendingActions);
     visitor->trace(m_mediaKeys);
     visitor->trace(m_closedPromise);
     EventTargetWithInlineData::trace(visitor);
 }
 
 } // namespace blink