Standardize usage of virtual/override/final in components/

components/signin/core/browser/account_service_flag_fetcher.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 COMPONENTS_SIGNIN_CORE_BROWSER_ACCOUNT_SERVICE_FLAG_FETCHER_H_
 #define COMPONENTS_SIGNIN_CORE_BROWSER_ACCOUNT_SERVICE_FLAG_FETCHER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 30 matching lines @@
                               const std::vector<std::string>& /* flags */)>
       ResultCallback;
 
   // Immediately starts fetching the flags.
   AccountServiceFlagFetcher(const std::string& account_id,
                             ProfileOAuth2TokenService* token_service,
                             net::URLRequestContextGetter* request_context,
                             const ResultCallback& callback);
 
   // Destructing the object before the callback is called cancels the request.
-  virtual ~AccountServiceFlagFetcher();
+  ~AccountServiceFlagFetcher() override;
 
  private:
   void Start();
   void StartFetchingOAuth2AccessToken();
 
   // Overridden from OAuth2TokenService::Observer:
-  virtual void OnRefreshTokenAvailable(const std::string& account_id) override;
-  virtual void OnRefreshTokensLoaded() override;
+  void OnRefreshTokenAvailable(const std::string& account_id) override;
+  void OnRefreshTokensLoaded() override;
 
   // Overridden from OAuth2TokenService::Consumer:
-  virtual void OnGetTokenSuccess(const OAuth2TokenService::Request* request,
-                                 const std::string& access_token,
-                                 const base::Time& expiration_time) override;
-  virtual void OnGetTokenFailure(const OAuth2TokenService::Request* request,
-                                 const GoogleServiceAuthError& error) override;
+  void OnGetTokenSuccess(const OAuth2TokenService::Request* request,
+                         const std::string& access_token,
+                         const base::Time& expiration_time) override;
+  void OnGetTokenFailure(const OAuth2TokenService::Request* request,
+                         const GoogleServiceAuthError& error) override;
 
   // Overridden from GaiaAuthConsumer:
-  virtual void OnClientLoginSuccess(const ClientLoginResult& result) override;
-  virtual void OnClientLoginFailure(const GoogleServiceAuthError& error)
-      override;
-  virtual void OnGetUserInfoSuccess(const UserInfoMap& data) override;
-  virtual void OnGetUserInfoFailure(const GoogleServiceAuthError& error)
-      override;
+  void OnClientLoginSuccess(const ClientLoginResult& result) override;
+  void OnClientLoginFailure(const GoogleServiceAuthError& error) override;
+  void OnGetUserInfoSuccess(const UserInfoMap& data) override;
+  void OnGetUserInfoFailure(const GoogleServiceAuthError& error) override;
 
   const std::string account_id_;
   ProfileOAuth2TokenService* token_service_;
   GaiaAuthFetcher gaia_auth_fetcher_;
 
   ResultCallback callback_;
 
   scoped_ptr<OAuth2TokenService::Request> oauth2_access_token_request_;
 
   DISALLOW_COPY_AND_ASSIGN(AccountServiceFlagFetcher);
 };
 
 #endif  // COMPONENTS_SIGNIN_CORE_BROWSER_ACCOUNT_SERVICE_FLAG_FETCHER_H_