Update {virtual,override,final} to follow C++11 style in chrome/browser/chromeos/settings.

chrome/browser/chromeos/settings/device_oauth2_token_service.h

 // Copyright 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 CHROME_BROWSER_CHROMEOS_SETTINGS_DEVICE_OAUTH2_TOKEN_SERVICE_H_
 #define CHROME_BROWSER_CHROMEOS_SETTINGS_DEVICE_OAUTH2_TOKEN_SERVICE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 38 matching lines @@
 
   // Persist the given refresh token on the device. Overwrites any previous
   // value. Should only be called during initial device setup. Signals
   // completion via the given callback, passing true if the operation succeeded.
   void SetAndSaveRefreshToken(const std::string& refresh_token,
                               const StatusCallback& callback);
 
   static void RegisterPrefs(PrefRegistrySimple* registry);
 
   // Implementation of OAuth2TokenService.
-  virtual bool RefreshTokenIsAvailable(const std::string& account_id)
-      const override;
+  bool RefreshTokenIsAvailable(const std::string& account_id) const override;
 
   // Pull the robot account ID from device policy.
   virtual std::string GetRobotAccountId() const;
 
   // gaia::GaiaOAuthClient::Delegate implementation.
-  virtual void OnRefreshTokenResponse(const std::string& access_token,
-                                      int expires_in_seconds) override;
-  virtual void OnGetTokenInfoResponse(
+  void OnRefreshTokenResponse(const std::string& access_token,
+                              int expires_in_seconds) override;
+  void OnGetTokenInfoResponse(
       scoped_ptr<base::DictionaryValue> token_info) override;
-  virtual void OnOAuthError() override;
-  virtual void OnNetworkError(int response_code) override;
+  void OnOAuthError() override;
+  void OnNetworkError(int response_code) override;
 
  protected:
   // Implementation of OAuth2TokenService.
-  virtual net::URLRequestContextGetter* GetRequestContext() override;
-  virtual void FetchOAuth2Token(RequestImpl* request,
-                                const std::string& account_id,
-                                net::URLRequestContextGetter* getter,
-                                const std::string& client_id,
-                                const std::string& client_secret,
-                                const ScopeSet& scopes) override;
-  virtual OAuth2AccessTokenFetcher* CreateAccessTokenFetcher(
+  net::URLRequestContextGetter* GetRequestContext() override;
+  void FetchOAuth2Token(RequestImpl* request,
+                        const std::string& account_id,
+                        net::URLRequestContextGetter* getter,
+                        const std::string& client_id,
+                        const std::string& client_secret,
+                        const ScopeSet& scopes) override;
+  OAuth2AccessTokenFetcher* CreateAccessTokenFetcher(
       const std::string& account_id,
       net::URLRequestContextGetter* getter,
       OAuth2AccessTokenConsumer* consumer) override;
 
  private:
   struct PendingRequest;
   friend class DeviceOAuth2TokenServiceFactory;
   friend class DeviceOAuth2TokenServiceTest;
 
   // Describes the operational state of this object.
   enum State {
     // Pending system salt / refresh token load.
     STATE_LOADING,
     // No token available.
     STATE_NO_TOKEN,
     // System salt loaded, validation not started yet.
     STATE_VALIDATION_PENDING,
     // Refresh token validation underway.
     STATE_VALIDATION_STARTED,
     // Token validation failed.
     STATE_TOKEN_INVALID,
     // Refresh token is valid.
     STATE_TOKEN_VALID,
   };
 
   // Use DeviceOAuth2TokenServiceFactory to get an instance of this class.
   // Ownership of |token_encryptor| will be taken.
   explicit DeviceOAuth2TokenService(net::URLRequestContextGetter* getter,
                                     PrefService* local_state);
-  virtual ~DeviceOAuth2TokenService();
+  ~DeviceOAuth2TokenService() override;
 
   // Returns the refresh token for account_id.
   std::string GetRefreshToken(const std::string& account_id) const;
 
   // Handles completion of the system salt input.
   void DidGetSystemSalt(const std::string& system_salt);
 
   // Checks whether |gaia_robot_id| matches the expected account ID indicated in
   // device settings.
   void CheckRobotAccountId(const std::string& gaia_robot_id);
@@ skipping 40 matching lines @@
   scoped_ptr<gaia::GaiaOAuthClient> gaia_oauth_client_;
 
   base::WeakPtrFactory<DeviceOAuth2TokenService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceOAuth2TokenService);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_SETTINGS_DEVICE_OAUTH2_TOKEN_SERVICE_H_