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

chrome/browser/ui/bookmarks/bookmark_bubble_sign_in_delegate.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_UI_BOOKMARKS_BOOKMARK_BUBBLE_SIGN_IN_DELEGATE_H_
 #define CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_BUBBLE_SIGN_IN_DELEGATE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "chrome/browser/ui/bookmarks/bookmark_bubble_delegate.h"
 #include "chrome/browser/ui/browser_list_observer.h"
 #include "chrome/browser/ui/host_desktop.h"
 
 class Browser;
 class Profile;
 
 // Delegate of the bookmark bubble to load the sign in page in a browser
 // when the sign in link is clicked.
 class BookmarkBubbleSignInDelegate : public BookmarkBubbleDelegate,
                                      public chrome::BrowserListObserver {
  public:
   explicit BookmarkBubbleSignInDelegate(Browser* browser);
 
  private:
-  virtual ~BookmarkBubbleSignInDelegate();
+  ~BookmarkBubbleSignInDelegate() override;
 
   // BookmarkBubbleDelegate:
-  virtual void OnSignInLinkClicked() override;
+  void OnSignInLinkClicked() override;
 
   // chrome::BrowserListObserver:
-  virtual void OnBrowserRemoved(Browser* browser) override;
+  void OnBrowserRemoved(Browser* browser) override;
 
   // Makes sure |browser_| points to a valid browser.
   void EnsureBrowser();
 
   // The browser in which the sign in page must be loaded.
   Browser* browser_;
 
   // The profile associated with |browser_|.
   Profile* profile_;
 
   // The host desktop of |browser_|.
   chrome::HostDesktopType desktop_type_;
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkBubbleSignInDelegate);
 };
 
 #endif  // CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_BUBBLE_SIGN_IN_DELEGATE_H_