Update {virtual,override,final} to follow C++11 style.

chrome/browser/signin/android_profile_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_SIGNIN_ANDROID_PROFILE_OAUTH2_TOKEN_SERVICE_H_
 #define CHROME_BROWSER_SIGNIN_ANDROID_PROFILE_OAUTH2_TOKEN_SERVICE_H_
 
 #include <jni.h>
 #include <string>
 
@@ skipping 26 matching lines @@
       JNIEnv* env, jclass clazz, jobject j_profile_android);
 
   // Called by the TestingProfile class to disable account validation in
   // tests.  This prevents the token service from trying to look up system
   // accounts which requires special permission.
   static void set_is_testing_profile() {
     is_testing_profile_ = true;
   }
 
   // ProfileOAuth2TokenService overrides:
-  virtual void Initialize(
-      SigninClient* client,
-      SigninErrorController* signin_error_controller) override;
-  virtual bool RefreshTokenIsAvailable(
-      const std::string& account_id) const override;
-  virtual void UpdateAuthError(
-      const std::string& account_id,
-      const GoogleServiceAuthError& error) override;
-  virtual std::vector<std::string> GetAccounts() override;
+  void Initialize(SigninClient* client,
+                  SigninErrorController* signin_error_controller) override;
+  bool RefreshTokenIsAvailable(const std::string& account_id) const override;
+  void UpdateAuthError(const std::string& account_id,
+                       const GoogleServiceAuthError& error) override;
+  std::vector<std::string> GetAccounts() override;
 
   // Lists account at the OS level.
   std::vector<std::string> GetSystemAccounts();
 
   void ValidateAccounts(JNIEnv* env,
                         jobject obj,
                         jstring current_account,
                         jboolean force_notifications);
 
   // Takes a the signed in sync account as well as all the other
@@ skipping 13 matching lines @@
   // refresh token is now available.
   virtual void FireRefreshTokenRevokedFromJava(JNIEnv* env,
                                                jobject obj,
                                                const jstring account_name);
   // Triggers a notification to all observers of the OAuth2TokenService that all
   // refresh tokens have now been loaded.
   virtual void FireRefreshTokensLoadedFromJava(JNIEnv* env, jobject obj);
 
   // Overridden from OAuth2TokenService to complete signout of all
   // OA2TService aware accounts.
-  virtual void RevokeAllCredentials() override;
+  void RevokeAllCredentials() override;
 
  protected:
   friend class ProfileOAuth2TokenServiceFactory;
   AndroidProfileOAuth2TokenService();
-  virtual ~AndroidProfileOAuth2TokenService();
+  ~AndroidProfileOAuth2TokenService() override;
 
-  virtual OAuth2AccessTokenFetcher* CreateAccessTokenFetcher(
+  OAuth2AccessTokenFetcher* CreateAccessTokenFetcher(
       const std::string& account_id,
       net::URLRequestContextGetter* getter,
       OAuth2AccessTokenConsumer* consumer) override;
 
   // Overridden from OAuth2TokenService to intercept token fetch requests and
   // redirect them to the Account Manager.
-  virtual void InvalidateOAuth2Token(const std::string& account_id,
-                                     const std::string& client_id,
-                                     const ScopeSet& scopes,
-                                     const std::string& access_token) override;
+  void InvalidateOAuth2Token(const std::string& account_id,
+                             const std::string& client_id,
+                             const ScopeSet& scopes,
+                             const std::string& access_token) override;
 
   // Called to notify observers when a refresh token is available.
-  virtual void FireRefreshTokenAvailable(
-      const std::string& account_id) override;
+  void FireRefreshTokenAvailable(const std::string& account_id) override;
   // Called to notify observers when a refresh token has been revoked.
-  virtual void FireRefreshTokenRevoked(const std::string& account_id) override;
+  void FireRefreshTokenRevoked(const std::string& account_id) override;
   // Called to notify observers when refresh tokans have been loaded.
-  virtual void FireRefreshTokensLoaded() override;
+  void FireRefreshTokensLoaded() override;
 
  private:
   // Return whether |signed_in_account| is valid and we have access
   // to all the tokens in |curr_account_ids|. If |force_notifications| is true,
   // TokenAvailable notifications will be sent anyway, even if the account was
   // already known.
   bool ValidateAccounts(const std::string& signed_in_account,
                         const std::vector<std::string>& prev_account_ids,
                         const std::vector<std::string>& curr_account_ids,
                         std::vector<std::string>& refreshed_ids,
                         std::vector<std::string>& revoked_ids,
                         bool force_notifications);
 
   base::android::ScopedJavaGlobalRef<jobject> java_ref_;
 
   static bool is_testing_profile_;
 
   DISALLOW_COPY_AND_ASSIGN(AndroidProfileOAuth2TokenService);
 };
 
 #endif  // CHROME_BROWSER_SIGNIN_ANDROID_PROFILE_OAUTH2_TOKEN_SERVICE_H_