Standardize usage of virtual/override/final in remoting/

remoting/host/ipc_host_event_logger.h

 // Copyright (c) 2013 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_IPC_HOST_EVENT_LOGGER_H_
 #define REMOTING_HOST_IPC_HOST_EVENT_LOGGER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 13 matching lines @@
 class HostStatusMonitor;
 
 class IpcHostEventLogger
     : public base::NonThreadSafe,
       public HostEventLogger,
       public HostStatusObserver {
  public:
   // Initializes the logger. |daemon_channel| must outlive this object.
   IpcHostEventLogger(base::WeakPtr<HostStatusMonitor> monitor,
                      IPC::Sender* daemon_channel);
-  virtual ~IpcHostEventLogger();
+  ~IpcHostEventLogger() override;
 
   // HostStatusObserver interface.
-  virtual void OnAccessDenied(const std::string& jid) override;
-  virtual void OnClientAuthenticated(const std::string& jid) override;
-  virtual void OnClientConnected(const std::string& jid) override;
-  virtual void OnClientDisconnected(const std::string& jid) override;
-  virtual void OnClientRouteChange(
-      const std::string& jid,
-      const std::string& channel_name,
-      const protocol::TransportRoute& route) override;
-  virtual void OnStart(const std::string& xmpp_login) override;
-  virtual void OnShutdown() override;
+  void OnAccessDenied(const std::string& jid) override;
+  void OnClientAuthenticated(const std::string& jid) override;
+  void OnClientConnected(const std::string& jid) override;
+  void OnClientDisconnected(const std::string& jid) override;
+  void OnClientRouteChange(const std::string& jid,
+                           const std::string& channel_name,
+                           const protocol::TransportRoute& route) override;
+  void OnStart(const std::string& xmpp_login) override;
+  void OnShutdown() override;
 
  private:
   // Used to report host status events to the daemon.
   IPC::Sender* daemon_channel_;
 
   base::WeakPtr<HostStatusMonitor> monitor_;
 
   DISALLOW_COPY_AND_ASSIGN(IpcHostEventLogger);
 };
 
 }
 
 #endif  // REMOTING_HOST_IPC_HOST_EVENT_LOGGER_H_