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

chrome/browser/ui/cocoa/translate/translate_bubble_controller.mm

 // Copyright 2014 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.
 
 #import "chrome/browser/ui/cocoa/translate/translate_bubble_controller.h"
 
 #include "base/mac/foundation_util.h"
 #include "base/mac/scoped_nsobject.h"
 #include "base/strings/sys_string_conversions.h"
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
@@ skipping 24 matching lines @@
     items_.push_back(base::string16());
 
     // Menu items in the drop down menu.
     items_.push_back(l10n_util::GetStringUTF16(IDS_TRANSLATE_BUBBLE_DENY));
     items_.push_back(l10n_util::GetStringFUTF16(
         IDS_TRANSLATE_BUBBLE_NEVER_TRANSLATE_LANG,
         original_language_name));
     items_.push_back(l10n_util::GetStringUTF16(
         IDS_TRANSLATE_BUBBLE_NEVER_TRANSLATE_SITE));
   }
-  virtual ~TranslateDenialComboboxModel() {}
+  ~TranslateDenialComboboxModel() override {}
 
  private:
   // ComboboxModel:
-  virtual int GetItemCount() const override {
-    return items_.size();
-  }
-  virtual base::string16 GetItemAt(int index) override {
-    return items_[index];
-  }
-  virtual bool IsItemSeparatorAt(int index) override {
-    return false;
-  }
-  virtual int GetDefaultIndex() const override {
-    return 0;
-  }
+  int GetItemCount() const override { return items_.size(); }
+  base::string16 GetItemAt(int index) override { return items_[index]; }
+  bool IsItemSeparatorAt(int index) override { return false; }
+  int GetDefaultIndex() const override { return 0; }
 
   std::vector<base::string16> items_;
 
   DISALLOW_COPY_AND_ASSIGN(TranslateDenialComboboxModel);
 };
 
 const CGFloat kWindowWidth = 320;
 
 // Padding between the window frame and content.
 const CGFloat kFramePadding = 16;
@@ skipping 575 matching lines @@
   [self updateAdvancedView];
 }
 
 - (void)handleTargetLanguagePopUpButtonSelectedItemChanged:(id)sender {
   NSPopUpButton* button = base::mac::ObjCCastStrict<NSPopUpButton>(sender);
   model_->UpdateTargetLanguageIndex([button indexOfSelectedItem]);
   [self updateAdvancedView];
 }
 
 @end