Standardize usage of virtual/override/final in mojo/

mojo/spy/websocket_server.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 MOJO_SPY_WEBSOCKET_SERVER_H_
 #define MOJO_SPY_WEBSOCKET_SERVER_H_
 
 #include <string>
 
 #include "base/macros.h"
 #include "mojo/spy/common.h"
 #include "mojo/spy/public/spy.mojom.h"
 #include "net/server/http_server.h"
 
 namespace base {
 class Time;
 };
 
 class GURL;
 
 namespace mojo {
 
 class WebSocketServer : public net::HttpServer::Delegate,
                         public spy_api::SpyClient {
  public:
   // Pass 0 in |port| to listen in one available port.
   explicit WebSocketServer(int port, ScopedMessagePipeHandle server_pipe);
-  virtual ~WebSocketServer();
+  ~WebSocketServer() override;
   // Begin accepting HTTP requests. Must be called from an IO MessageLoop.
   bool Start();
   // Returns the listening port, useful if 0 was passed to the contructor.
   int port() const { return port_; }
 
   // Maintains a log of the message passed in.
   void LogMessageInfo(
       const mojo::MojoRequestHeader& message_header,
       const GURL& url,
       const base::Time& message_time);
 
  protected:
   // Overridden from net::HttpServer::Delegate.
-  virtual void OnConnect(int connection_id) override {}
-  virtual void OnHttpRequest(
-      int connection_id,
-      const net::HttpServerRequestInfo& info) override;
-  virtual void OnWebSocketRequest(
-      int connection_id,
-      const net::HttpServerRequestInfo& info) override;
-  virtual void OnWebSocketMessage(
-      int connection_id,
-      const std::string& data) override;
-  virtual void OnClose(int connection_id) override;
+  void OnConnect(int connection_id) override {}
+  void OnHttpRequest(int connection_id,
+                     const net::HttpServerRequestInfo& info) override;
+  void OnWebSocketRequest(int connection_id,
+                          const net::HttpServerRequestInfo& info) override;
+  void OnWebSocketMessage(int connection_id, const std::string& data) override;
+  void OnClose(int connection_id) override;
 
   // Overriden form spy_api::SpyClient.
-  virtual void OnFatalError(spy_api::Result result) override;
-  virtual void OnSessionEnd(spy_api::Result result) override;
-  virtual void OnClientConnection(
-      const mojo::String& name,
-      uint32_t id,
-      spy_api::ConnectionOptions options) override;
-  virtual void OnMessage(spy_api::MessagePtr message) override;
+  void OnFatalError(spy_api::Result result) override;
+  void OnSessionEnd(spy_api::Result result) override;
+  void OnClientConnection(const mojo::String& name,
+                          uint32_t id,
+                          spy_api::ConnectionOptions options) override;
+  void OnMessage(spy_api::MessagePtr message) override;
 
   // Callbacks from calling spy_api::SpyServer.
   void OnStartSession(spy_api::Result, mojo::String);
 
   bool Connected() const;
 
  private:
   int port_;
   int connection_id_;
   scoped_ptr<net::HttpServer> web_server_;
   spy_api::SpyServerPtr spy_server_;
 
   DISALLOW_COPY_AND_ASSIGN(WebSocketServer);
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_SPY_WEBSOCKET_SERVER_H_