Standardize usage of virtual/override/final in extensions/

extensions/browser/updater/extension_downloader.h

 // Copyright (c) 2012 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 EXTENSIONS_BROWSER_UPDATER_EXTENSION_DOWNLOADER_H_
 #define EXTENSIONS_BROWSER_UPDATER_EXTENSION_DOWNLOADER_H_
 
 #include <deque>
 #include <map>
 #include <set>
@@ skipping 46 matching lines @@
  public:
   // A closure which constructs a new ExtensionDownloader to be owned by the
   // caller.
   typedef base::Callback<scoped_ptr<ExtensionDownloader>(
       ExtensionDownloaderDelegate* delegate)> Factory;
 
   // |delegate| is stored as a raw pointer and must outlive the
   // ExtensionDownloader.
   ExtensionDownloader(ExtensionDownloaderDelegate* delegate,
                       net::URLRequestContextGetter* request_context);
-  virtual ~ExtensionDownloader();
+  ~ExtensionDownloader() override;
 
   // Adds |extension| to the list of extensions to check for updates.
   // Returns false if the |extension| can't be updated due to invalid details.
   // In that case, no callbacks will be performed on the |delegate_|.
   // The |request_id| is passed on as is to the various |delegate_| callbacks.
   // This is used for example by ExtensionUpdater to keep track of when
   // potentially concurrent update checks complete.
   bool AddExtension(const Extension& extension, int request_id);
 
   // Adds extension |id| to the list of extensions to check for updates.
@@ skipping 111 matching lines @@
   // Adds all recorded stats taken so far to histogram counts.
   void ReportStats() const;
 
   // Begins an update check.
   void StartUpdateCheck(scoped_ptr<ManifestFetchData> fetch_data);
 
   // Called by RequestQueue when a new manifest fetch request is started.
   void CreateManifestFetcher();
 
   // net::URLFetcherDelegate implementation.
-  virtual void OnURLFetchComplete(const net::URLFetcher* source) override;
+  void OnURLFetchComplete(const net::URLFetcher* source) override;
 
   // Handles the result of a manifest fetch.
   void OnManifestFetchComplete(const GURL& url,
                                const net::URLRequestStatus& status,
                                int response_code,
                                const base::TimeDelta& backoff_delay,
                                const std::string& data);
 
   // Once a manifest is parsed, this starts fetches of any relevant crx files.
   // If |results| is null, it means something went wrong when parsing it.
@@ skipping 39 matching lines @@
                                       bool file_ownership_passed);
 
   // Potentially updates an ExtensionFetch's authentication state and returns
   // |true| if the fetch should be retried. Returns |false| if the failure was
   // not related to authentication, leaving the ExtensionFetch data unmodified.
   bool IterateFetchCredentialsAfterFailure(ExtensionFetch* fetch,
                                            const net::URLRequestStatus& status,
                                            int response_code);
 
   // OAuth2TokenService::Consumer implementation.
-  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;
 
   ManifestFetchData* CreateManifestFetchData(const GURL& update_url,
                                              int request_id);
 
   // The delegate that receives the crx files downloaded by the
   // ExtensionDownloader, and that fills in optional ping and update url data.
   ExtensionDownloaderDelegate* delegate_;
 
   // The request context to use for the URLFetchers.
   scoped_refptr<net::URLRequestContextGetter> request_context_;
@@ skipping 51 matching lines @@
 
   // Used to create WeakPtrs to |this|.
   base::WeakPtrFactory<ExtensionDownloader> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionDownloader);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_UPDATER_EXTENSION_DOWNLOADER_H_