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

chrome/browser/extensions/blacklist.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_EXTENSIONS_BLACKLIST_H_
 #define CHROME_BROWSER_EXTENSIONS_BLACKLIST_H_
 
 #include <list>
 #include <map>
 #include <set>
@@ skipping 51 matching lines @@
   typedef base::Callback<void(const BlacklistStateMap&)>
       GetBlacklistedIDsCallback;
 
   typedef base::Callback<void(const std::set<std::string>&)>
       GetMalwareIDsCallback;
 
   typedef base::Callback<void(BlacklistState)> IsBlacklistedCallback;
 
   explicit Blacklist(ExtensionPrefs* prefs);
 
-  virtual ~Blacklist();
+  ~Blacklist() override;
 
   // From the set of extension IDs passed in via |ids|, asynchronously checks
   // which are blacklisted and includes them in the resulting map passed
   // via |callback|, which will be sent on the caller's message loop. The values
   // of the map are the blacklist state for each extension. Extensions with
   // a BlacklistState of NOT_BLACKLISTED are not included in the result.
   //
   // For a synchronous version which ONLY CHECKS CURRENTLY INSTALLED EXTENSIONS
   // see ExtensionPrefs::IsExtensionBlacklisted.
   void GetBlacklistedIDs(const std::set<std::string>& ids,
@@ skipping 22 matching lines @@
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
 
  private:
   // Use via ScopedDatabaseManagerForTest.
   static void SetDatabaseManager(
       scoped_refptr<SafeBrowsingDatabaseManager> database_manager);
   static scoped_refptr<SafeBrowsingDatabaseManager> GetDatabaseManager();
 
   // content::NotificationObserver
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) override;
+  void Observe(int type,
+               const content::NotificationSource& source,
+               const content::NotificationDetails& details) override;
 
   void GetBlacklistStateForIDs(const GetBlacklistedIDsCallback& callback,
                                const std::set<std::string>& blacklisted_ids);
 
   void RequestExtensionsBlacklistState(const std::set<std::string>& ids,
                                        const base::Callback<void()>& callback);
 
   void OnBlacklistStateReceived(const std::string& id, BlacklistState state);
 
   void ReturnBlacklistStateMap(const GetBlacklistedIDsCallback& callback,
@@ skipping 17 matching lines @@
   // GetBlacklistedIDs and deleted when the callback is called from
   // OnBlacklistStateReceived.
   StateRequestsList state_requests_;
 
   DISALLOW_COPY_AND_ASSIGN(Blacklist);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_BLACKLIST_H_