Fixing autocheckout progress bar repaint bug.

ui/views/window/dialog_client_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 UI_VIEWS_WINDOW_DIALOG_CLIENT_VIEW_H_
 #define UI_VIEWS_WINDOW_DIALOG_CLIENT_VIEW_H_
 
 #include "ui/base/ui_base_types.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/focus/focus_manager.h"
@@ skipping 62 matching lines @@
 
   // Returns the DialogDelegate for the window. Virtual for testing.
   virtual DialogDelegate* GetDialogDelegate() const;
 
   // Create and add the extra view, if supplied by the delegate.
   void CreateExtraView();
 
   // Creates and adds the footnote view, if supplied by the delegate.
   void CreateFootnoteView();
 
+  // View implementation.
+  virtual void ChildPreferredSizeChanged(View* child) OVERRIDE;
+
  private:
   bool has_dialog_buttons() const { return ok_button_ || cancel_button_; }
 
   // Create a dialog button of the appropriate type.
   LabelButton* CreateDialogButton(ui::DialogButton type);
 
   // Returns the height of the row containing the buttons and the extra view.
   int GetButtonsAndExtraViewRowHeight() const;
 
   // Returns the insets for the buttons and extra view.
@@ skipping 23 matching lines @@
   // http://crbug.com/71940). This is used to avoid notifying the delegate
   // twice, which can have bad consequences.
   bool notified_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(DialogClientView);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WINDOW_DIALOG_CLIENT_VIEW_H_