Standardize usage of virtual/override/final in remoting/

remoting/protocol/secure_channel_factory.h

 // Copyright 2014 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_SECURE_CHANNEL_FACTORY_H_
 #define REMOTING_PROTOCOL_SECURE_CHANNEL_FACTORY_H_
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "net/base/net_errors.h"
 #include "remoting/protocol/stream_channel_factory.h"
 
 namespace remoting {
 namespace protocol {
 
 class Authenticator;
 class ChannelAuthenticator;
 
 // StreamChannelFactory wrapper that authenticates every channel it creates.
 // When CreateChannel() is called it first calls the wrapped
 // StreamChannelFactory to create a channel and then uses the specified
 // Authenticator to secure and authenticate the new channel before returning it
 // to the caller.
 class SecureChannelFactory : public StreamChannelFactory {
  public:
   // Both parameters must outlive the object.
   SecureChannelFactory(StreamChannelFactory* channel_factory,
                        Authenticator* authenticator);
-  virtual ~SecureChannelFactory();
+  ~SecureChannelFactory() override;
 
   // StreamChannelFactory interface.
-  virtual void CreateChannel(const std::string& name,
-                             const ChannelCreatedCallback& callback) override;
-  virtual void CancelChannelCreation(const std::string& name) override;
+  void CreateChannel(const std::string& name,
+                     const ChannelCreatedCallback& callback) override;
+  void CancelChannelCreation(const std::string& name) override;
 
  private:
   typedef std::map<std::string, ChannelAuthenticator*> AuthenticatorMap;
 
   void OnBaseChannelCreated(const std::string& name,
                             const ChannelCreatedCallback& callback,
                             scoped_ptr<net::StreamSocket> socket);
 
   void OnSecureChannelCreated(const std::string& name,
                               const ChannelCreatedCallback& callback,
                               int error,
                               scoped_ptr<net::StreamSocket> socket);
 
   StreamChannelFactory* channel_factory_;
   Authenticator* authenticator_;
 
   AuthenticatorMap channel_authenticators_;
 
   DISALLOW_COPY_AND_ASSIGN(SecureChannelFactory);
 };
 
 }  // namespace protocol
 }  // namespace remoting
 
 #endif  // REMOTING_PROTOCOL_SECURE_CHANNEL_FACTORY_H_