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

chrome/browser/ui/omnibox/omnibox_navigation_observer.h

 // Copyright 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_OMNIBOX_OMNIBOX_NAVIGATION_OBSERVER_H_
 #define CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_NAVIGATION_OBSERVER_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 38 matching lines @@
   enum LoadState {
     LOAD_NOT_SEEN,
     LOAD_PENDING,
     LOAD_COMMITTED,
   };
 
   OmniboxNavigationObserver(Profile* profile,
                             const base::string16& text,
                             const AutocompleteMatch& match,
                             const AutocompleteMatch& alternate_nav_match);
-  virtual ~OmniboxNavigationObserver();
+  ~OmniboxNavigationObserver() override;
 
   LoadState load_state() const { return load_state_; }
 
   // Called directly by OmniboxEditModel when an extension-related navigation
   // occurs.  Such navigations don't trigger an immediate NAV_ENTRY_PENDING and
   // must be handled separately.
   void OnSuccessfulNavigation();
 
  private:
   enum FetchState {
     FETCH_NOT_COMPLETE,
     FETCH_SUCCEEDED,
     FETCH_FAILED,
   };
 
   // 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;
 
   // content::WebContentsObserver:
-  virtual void DidStartNavigationToPendingEntry(
+  void DidStartNavigationToPendingEntry(
       const GURL& url,
       content::NavigationController::ReloadType reload_type) override;
-  virtual void NavigationEntryCommitted(
+  void NavigationEntryCommitted(
       const content::LoadCommittedDetails& load_details) override;
-  virtual void WebContentsDestroyed() override;
+  void WebContentsDestroyed() override;
 
   // net::URLFetcherDelegate:
-  virtual void OnURLFetchComplete(const net::URLFetcher* source) override;
+  void OnURLFetchComplete(const net::URLFetcher* source) override;
 
   // Once the load has committed and any URL fetch has completed, this displays
   // the alternate nav infobar if necessary, and deletes |this|.
   void OnAllLoadingFinished();
 
   const base::string16 text_;
   const AutocompleteMatch match_;
   const AutocompleteMatch alternate_nav_match_;
   scoped_refptr<ShortcutsBackend> shortcuts_backend_;  // NULL in incognito.
   scoped_ptr<net::URLFetcher> fetcher_;
   LoadState load_state_;
   FetchState fetch_state_;
 
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(OmniboxNavigationObserver);
 };
 
 #endif  // CHROME_BROWSER_UI_OMNIBOX_OMNIBOX_NAVIGATION_OBSERVER_H_