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

chrome/browser/ui/webui/options/content_settings_handler.h

Index: chrome/browser/ui/webui/options/content_settings_handler.h
diff --git a/chrome/browser/ui/webui/options/content_settings_handler.h b/chrome/browser/ui/webui/options/content_settings_handler.h
index 7a494d5585ed1b2430dc0efa94fa38233cc76a17..e573b1860abcc4812c8bb6ade60b12ea9adbdc58 100644
--- a/chrome/browser/ui/webui/options/content_settings_handler.h
+++ b/chrome/browser/ui/webui/options/content_settings_handler.h
@@ -31,29 +31,27 @@ class ContentSettingsHandler : public OptionsPageUIHandler,
                                public PepperFlashSettingsManager::Client {
  public:
   ContentSettingsHandler();
-  virtual ~ContentSettingsHandler();
+  ~ContentSettingsHandler() override;
 
   // OptionsPageUIHandler implementation.
-  virtual void GetLocalizedValues(
-      base::DictionaryValue* localized_strings) override;
-  virtual void InitializeHandler() override;
-  virtual void InitializePage() override;
-  virtual void RegisterMessages() override;
+  void GetLocalizedValues(base::DictionaryValue* localized_strings) override;
+  void InitializeHandler() override;
+  void InitializePage() override;
+  void RegisterMessages() override;
 
   // content_settings::Observer implementation.
-  virtual void OnContentSettingChanged(
-      const ContentSettingsPattern& primary_pattern,
-      const ContentSettingsPattern& secondary_pattern,
-      ContentSettingsType content_type,
-      std::string resource_identifier) override;
+  void OnContentSettingChanged(const ContentSettingsPattern& primary_pattern,
+                               const ContentSettingsPattern& secondary_pattern,
+                               ContentSettingsType content_type,
+                               std::string resource_identifier) override;
 
   // content::NotificationObserver implementation.
-  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;
 
   // PepperFlashSettingsManager::Client implementation.
-  virtual void OnGetPermissionSettingsCompleted(
+  void OnGetPermissionSettingsCompleted(
       uint32 request_id,
       bool success,
       PP_Flash_BrowserOperations_Permission default_permission,