Add OVERRIDE to remoting/.

remoting/protocol/channel_authenticator.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef REMOTING_PROTOCOL_CHANNEL_AUTHENTICATOR_H_
 #define REMOTING_PROTOCOL_CHANNEL_AUTHENTICATOR_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 60 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(HostChannelAuthenticator);
 };
 
 class ClientChannelAuthenticator : public ChannelAuthenticator {
  public:
   ClientChannelAuthenticator(const std::string& shared_secret);
   virtual ~ClientChannelAuthenticator();
 
   // ChannelAuthenticator overrides.
   virtual void Authenticate(net::SSLSocket* socket,
-                            const DoneCallback& done_callback);
+                            const DoneCallback& done_callback) OVERRIDE;
 
  private:
   void DoAuthWrite();
   void OnAuthBytesWritten(int result);
   bool HandleAuthBytesWritten(int result);
 
   std::string shared_secret_;
   net::SSLSocket* socket_;
   DoneCallback done_callback_;
 
   scoped_refptr<net::DrainableIOBuffer> auth_write_buf_;
 
   net::OldCompletionCallbackImpl<ClientChannelAuthenticator>
       auth_write_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(ClientChannelAuthenticator);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_CHANNEL_AUTHENTICATOR_H_