Update ConstrainedWindowViews appearance according to mock

chrome/browser/ui/views/tab_modal_confirm_dialog_views.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_UI_VIEWS_TAB_MODAL_CONFIRM_DIALOG_VIEWS_H_
 #define CHROME_BROWSER_UI_VIEWS_TAB_MODAL_CONFIRM_DIALOG_VIEWS_H_
 
 #include "ui/gfx/native_widget_types.h"
 #include "ui/views/window/dialog_delegate.h"
 
@@ skipping 12 matching lines @@
 class TabModalConfirmDialogViews : public views::DialogDelegate {
  public:
   TabModalConfirmDialogViews(TabModalConfirmDialogDelegate* delegate,
                              TabContents* tab_contents);
 
   // views::DialogDelegate:
   virtual string16 GetWindowTitle() const OVERRIDE;
   virtual string16 GetDialogButtonLabel(ui::DialogButton button) const OVERRIDE;
   virtual bool Cancel() OVERRIDE;
   virtual bool Accept() OVERRIDE;
+  virtual views::ClientView* CreateClientView(views::Widget* widget) OVERRIDE;
 
   // views::WidgetDelegate:
   virtual views::View* GetContentsView() OVERRIDE;
   virtual views::Widget* GetWidget() OVERRIDE;
   virtual const views::Widget* GetWidget() const OVERRIDE;
   virtual void DeleteDelegate() OVERRIDE;
 
  private:
   virtual ~TabModalConfirmDialogViews();
 
   scoped_ptr<TabModalConfirmDialogDelegate> delegate_;
 
   // The message box view whose commands we handle.
   views::MessageBoxView* message_box_view_;
 
   DISALLOW_COPY_AND_ASSIGN(TabModalConfirmDialogViews);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TAB_MODAL_CONFIRM_DIALOG_VIEWS_H_