Standardize usage of virtual/override/final in remoting/

remoting/host/continue_window.h

 // Copyright (c) 2012 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_HOST_CONTINUE_WINDOW_H_
 #define REMOTING_HOST_CONTINUE_WINDOW_H_
 
 #include "base/basictypes.h"
 #include "base/memory/weak_ptr.h"
 #include "base/timer/timer.h"
 #include "remoting/host/host_window.h"
 
 namespace remoting {
 
 class ContinueWindow : public HostWindow {
  public:
-  virtual ~ContinueWindow();
+  ~ContinueWindow() override;
 
   // HostWindow override.
-  virtual void Start(
-      const base::WeakPtr<ClientSessionControl>& client_session_control)
+  void Start(const base::WeakPtr<ClientSessionControl>& client_session_control)
       override;
 
   // Resumes paused client session.
   void ContinueSession();
 
   // Disconnects the client session.
   void DisconnectSession();
 
  protected:
   ContinueWindow();
@@ skipping 15 matching lines @@
 
   // Used to ask the local user whether the session should be continued.
   base::OneShotTimer<ContinueWindow> session_expired_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(ContinueWindow);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_CONTINUE_WINDOW_H_