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

chrome/browser/ui/cocoa/location_bar/selected_keyword_decoration.h

 // Copyright (c) 2011 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_COCOA_LOCATION_BAR_SELECTED_KEYWORD_DECORATION_H_
 #define CHROME_BROWSER_UI_COCOA_LOCATION_BAR_SELECTED_KEYWORD_DECORATION_H_
 
 #include <string>
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/strings/string16.h"
 #include "chrome/browser/ui/cocoa/location_bar/bubble_decoration.h"
 
 class SelectedKeywordDecoration : public BubbleDecoration {
  public:
   SelectedKeywordDecoration();
-  virtual ~SelectedKeywordDecoration();
+  ~SelectedKeywordDecoration() override;
 
   // Calculates appropriate full and partial label strings based on
   // inputs.
   void SetKeyword(const base::string16& keyword, bool is_extension_keyword);
 
   // Determines what combination of labels and image will best fit
   // within |width|, makes those current for |BubbleDecoration|, and
   // return the resulting width.
-  virtual CGFloat GetWidthForSpace(CGFloat width) override;
+  CGFloat GetWidthForSpace(CGFloat width) override;
 
   // Implements |BubbleDecoration|.
-  virtual ui::NinePartImageIds GetBubbleImageIds() override;
+  ui::NinePartImageIds GetBubbleImageIds() override;
 
   void SetImage(NSImage* image);
 
  private:
   friend class SelectedKeywordDecorationTest;
   FRIEND_TEST_ALL_PREFIXES(SelectedKeywordDecorationTest,
                            UsesPartialKeywordIfNarrow);
 
   base::scoped_nsobject<NSImage> search_image_;
   base::scoped_nsobject<NSString> full_string_;
   base::scoped_nsobject<NSString> partial_string_;
 
   DISALLOW_COPY_AND_ASSIGN(SelectedKeywordDecoration);
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_LOCATION_BAR_SELECTED_KEYWORD_DECORATION_H_