namespace System.Windows.Forms
{
    [DesignerSerializer("System.Windows.Forms.Design.ToolStripMenuItemCodeDomSerializer, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", "System.ComponentModel.Design.Serialization.CodeDomSerializer, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a")]
    [ToolStripItemDesignerAvailability(ToolStripItemDesignerAvailability.MenuStrip | ToolStripItemDesignerAvailability.ContextMenuStrip)]
    public class ToolStripMenuItem : ToolStripDropDownItem
    {
        protected virtual void OnCheckedChanged(EventArgs e);
    }
}