Standardize usage of virtual/override/final in chrome/browser/

chrome/browser/services/gcm/gcm_account_tracker.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 CHROME_BROWSER_SERVICES_GCM_GCM_ACCOUNT_TRACKER_H_
 #define CHROME_BROWSER_SERVICES_GCM_GCM_ACCOUNT_TRACKER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 42 matching lines @@
     // Expiration time of the access tokens.
     base::Time expiration_time;
     // Status of the token fetching.
     AccountState state;
   };
 
   // |account_tracker| is used to deliver information about the accounts present
   // in the browser context to |driver|.
   GCMAccountTracker(scoped_ptr<gaia::AccountTracker> account_tracker,
                     GCMDriver* driver);
-  virtual ~GCMAccountTracker();
+  ~GCMAccountTracker() override;
 
   // Shuts down the tracker ensuring a proper clean up. After Shutdown() is
   // called Start() and Stop() should no longer be used. Must be called before
   // destruction.
   void Shutdown();
 
   // Starts tracking accounts.
   void Start();
 
   // Gets the number of pending token requests. Only used for testing.
   size_t get_pending_token_request_count() const {
     return pending_token_requests_.size();
   }
 
  private:
   // Maps account keys to account states. Keyed by account_ids as used by
   // OAuth2TokenService.
   typedef std::map<std::string, AccountInfo> AccountInfos;
 
   // AccountTracker::Observer overrides.
-  virtual void OnAccountAdded(const gaia::AccountIds& ids) override;
-  virtual void OnAccountRemoved(const gaia::AccountIds& ids) override;
-  virtual void OnAccountSignInChanged(const gaia::AccountIds& ids,
-                                      bool is_signed_in) override;
+  void OnAccountAdded(const gaia::AccountIds& ids) override;
+  void OnAccountRemoved(const gaia::AccountIds& ids) override;
+  void OnAccountSignInChanged(const gaia::AccountIds& ids,
+                              bool is_signed_in) override;
 
   // OAuth2TokenService::Consumer overrides.
-  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;
 
   // GCMConnectionObserver overrides.
-  virtual void OnConnected(const net::IPEndPoint& ip_endpoint) override;
-  virtual void OnDisconnected() override;
+  void OnConnected(const net::IPEndPoint& ip_endpoint) override;
+  void OnDisconnected() override;
 
   // Report the list of accounts with OAuth2 tokens back using the |callback_|
   // function. If there are token requests in progress, do nothing.
   void CompleteCollectingTokens();
   // Verify that all of the tokens are ready to be passed down to the GCM
   // Driver, e.g. none of them has expired or is missing. Returns true if not
   // all tokens are valid and a fetching yet more tokens is required.
   bool SanitizeTokens();
   // Deletes a token request. Should be called from OnGetTokenSuccess(..) or
   // OnGetTokenFailure(..).
@@ skipping 23 matching lines @@
   bool shutdown_called_;
 
   ScopedVector<OAuth2TokenService::Request> pending_token_requests_;
 
   DISALLOW_COPY_AND_ASSIGN(GCMAccountTracker);
 };
 
 }  // namespace gcm
 
 #endif  // CHROME_BROWSER_SERVICES_GCM_GCM_ACCOUNT_TRACKER_H_