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

chrome/browser/profile_resetter/brandcode_config_fetcher.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_PROFILE_RESETTER_BRANDCODE_CONFIG_FETCHER_H_
 #define CHROME_BROWSER_PROFILE_RESETTER_BRANDCODE_CONFIG_FETCHER_H_
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/timer/timer.h"
 #include "net/url_request/url_fetcher_delegate.h"
 
 class BrandcodedDefaultSettings;
 class GURL;
 
 // BrandcodeConfigFetcher fetches and parses the xml containing the brandcoded
 // default settings. Caller should provide a FetchCallback.
 class BrandcodeConfigFetcher : public net::URLFetcherDelegate {
  public:
   typedef base::Callback<void ()> FetchCallback;
 
   BrandcodeConfigFetcher(const FetchCallback& callback,
                          const GURL& url,
                          const std::string& brandcode);
-  virtual ~BrandcodeConfigFetcher();
+  ~BrandcodeConfigFetcher() override;
 
   bool IsActive() const { return config_fetcher_; }
 
   scoped_ptr<BrandcodedDefaultSettings> GetSettings() {
     return default_settings_.Pass();
   }
 
   // Sets the new callback. The previous one won't be called.
   void SetCallback(const FetchCallback& callback);
 
  private:
   // net::URLFetcherDelegate:
-  virtual void OnURLFetchComplete(const net::URLFetcher* source) override;
+  void OnURLFetchComplete(const net::URLFetcher* source) override;
 
   void OnDownloadTimeout();
 
   // Timer that enforces a timeout on the attempt to download the
   // config file.
   base::OneShotTimer<BrandcodeConfigFetcher> download_timer_;
 
   // |fetch_callback_| called when fetching succeeded or failed.
   FetchCallback fetch_callback_;
 
   // Helper to fetch the online config file.
   scoped_ptr<net::URLFetcher> config_fetcher_;
 
   // Fetched settings.
   scoped_ptr<BrandcodedDefaultSettings> default_settings_;
 
   DISALLOW_COPY_AND_ASSIGN(BrandcodeConfigFetcher);
 };
 
 #endif  // CHROME_BROWSER_PROFILE_RESETTER_BRANDCODE_CONFIG_FETCHER_H_