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

chrome/browser/extensions/extension_keybinding_registry.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 CHROME_BROWSER_EXTENSIONS_EXTENSION_KEYBINDING_REGISTRY_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_KEYBINDING_REGISTRY_H_
 
 #include <list>
 #include <map>
 #include <string>
@@ skipping 37 matching lines @@
     // If there is no active tab then returns NULL.
     virtual ActiveTabPermissionGranter* GetActiveTabPermissionGranter() = 0;
   };
 
   // If |extension_filter| is not ALL_EXTENSIONS, only keybindings by
   // by extensions that match the filter will be registered.
   ExtensionKeybindingRegistry(content::BrowserContext* context,
                               ExtensionFilter extension_filter,
                               Delegate* delegate);
 
-  virtual ~ExtensionKeybindingRegistry();
+  ~ExtensionKeybindingRegistry() override;
 
   // Enables/Disables general shortcut handling in Chrome. Implemented in
   // platform-specific ExtensionKeybindingsRegistry* files.
   static void SetShortcutHandlingSuspended(bool suspended);
 
   // Execute the command bound to |accelerator| and provided by the extension
   // with |extension_id|, if it exists.
   void ExecuteCommand(const std::string& extension_id,
                       const ui::Accelerator& accelerator);
 
@@ skipping 50 matching lines @@
                       std::string* command_name) const;
 
   // Returns true if the |event_targets_| is empty; otherwise returns false.
   bool IsEventTargetsEmpty() const;
 
   // Returns the BrowserContext for this registry.
   content::BrowserContext* browser_context() const { return browser_context_; }
 
  private:
   // Overridden from 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;
 
   // ExtensionRegistryObserver implementation.
-  virtual void OnExtensionLoaded(content::BrowserContext* browser_context,
-                                 const Extension* extension) override;
-  virtual void OnExtensionUnloaded(
-      content::BrowserContext* browser_context,
-      const Extension* extension,
-      UnloadedExtensionInfo::Reason reason) override;
+  void OnExtensionLoaded(content::BrowserContext* browser_context,
+                         const Extension* extension) override;
+  void OnExtensionUnloaded(content::BrowserContext* browser_context,
+                           const Extension* extension,
+                           UnloadedExtensionInfo::Reason reason) override;
 
   // Returns true if the |extension| matches our extension filter.
   bool ExtensionMatchesFilter(const extensions::Extension* extension);
 
   // Execute commands for |accelerator|. If |extension_id| is empty, execute all
   // commands bound to |accelerator|, otherwise execute only commands bound by
   // the corresponding extension. Returns true if at least one command was
   // executed.
   bool ExecuteCommands(const ui::Accelerator& accelerator,
                        const std::string& extension_id);
@@ skipping 23 matching lines @@
   // Listen to extension load, unloaded notifications.
   ScopedObserver<ExtensionRegistry, ExtensionRegistryObserver>
       extension_registry_observer_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionKeybindingRegistry);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_KEYBINDING_REGISTRY_H_