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

chrome/browser/ui/webui/ntp/ntp_resource_cache.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_UI_WEBUI_NTP_NTP_RESOURCE_CACHE_H_
 #define CHROME_BROWSER_UI_WEBUI_NTP_NTP_RESOURCE_CACHE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
@@ skipping 18 matching lines @@
 class NTPResourceCache : public content::NotificationObserver,
                          public KeyedService {
  public:
   enum WindowType {
     NORMAL,
     INCOGNITO,
     GUEST,
   };
 
   explicit NTPResourceCache(Profile* profile);
-  virtual ~NTPResourceCache();
+  ~NTPResourceCache() override;
 
   base::RefCountedMemory* GetNewTabHTML(WindowType win_type);
   base::RefCountedMemory* GetNewTabCSS(WindowType win_type);
 
   void set_should_show_apps_page(bool should_show_apps_page) {
     should_show_apps_page_ = should_show_apps_page;
   }
   void set_should_show_most_visited_page(bool should_show_most_visited_page) {
     should_show_most_visited_page_ = should_show_most_visited_page;
   }
   void set_should_show_other_devices_menu(bool should_show_other_devices_menu) {
     should_show_other_devices_menu_ = should_show_other_devices_menu;
   }
   void set_should_show_recently_closed_menu(
       bool should_show_recently_closed_menu) {
     should_show_recently_closed_menu_ = should_show_recently_closed_menu;
   }
   // content::NotificationObserver interface.
-  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;
 
   static WindowType GetWindowType(
       Profile* profile, content::RenderProcessHost* render_host);
 
  private:
   void OnPreferenceChanged();
 
   void CreateNewTabHTML();
 
   // Helper to determine if the resource cache should be invalidated.
@@ skipping 33 matching lines @@
   // The next three all default to true and can be manually set, e.g., by the
   // chrome://apps page.
   bool should_show_most_visited_page_;
   bool should_show_other_devices_menu_;
   bool should_show_recently_closed_menu_;
 
   DISALLOW_COPY_AND_ASSIGN(NTPResourceCache);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_NTP_NTP_RESOURCE_CACHE_H_