Update {virtual,override} to follow C++11 style in chrome.

chrome/browser/first_run/try_chrome_dialog_view.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_FIRST_RUN_TRY_CHROME_DIALOG_VIEW_H_
 #define CHROME_BROWSER_FIRST_RUN_TRY_CHROME_DIALOG_VIEW_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "ui/gfx/native_widget_types.h"
@@ skipping 85 matching lines @@
   // does not compete with the standar place of the start menu.
   gfx::Rect ComputeWindowPosition(int width, int height, bool is_RTL);
 
   // Create a windows region that looks like a toast of width |w| and height
   // |h|. This is best effort, so we don't care much if the operation fails.
   void SetToastRegion(HWND window, int w, int h);
 
   // views::ButtonListener:
   // We have two buttons and according to what the user clicked we set |result_|
   // and we should always close and end the modal loop.
-  virtual void ButtonPressed(views::Button* sender,
-                             const ui::Event& event) override;
+  void ButtonPressed(views::Button* sender, const ui::Event& event) override;
 
   // views::LinkListener:
   // If the user selects the link we need to fire off the default browser that
   // by some convoluted logic should not be chrome.
-  virtual void LinkClicked(views::Link* source, int event_flags) override;
+  void LinkClicked(views::Link* source, int event_flags) override;
 
   // Controls which flavor of the heading text to use.
   size_t flavor_;
 
   // We don't own any of these pointers. The |popup_| owns itself and owns the
   // other views.
   views::Widget* popup_;
   views::RadioButton* try_chrome_;
   views::RadioButton* kill_chrome_;
   views::RadioButton* dont_try_chrome_;
   views::Checkbox* make_default_;
   Result result_;
 
   DISALLOW_COPY_AND_ASSIGN(TryChromeDialogView);
 };
 
 #endif  // CHROME_BROWSER_FIRST_RUN_TRY_CHROME_DIALOG_VIEW_H_