Hide export 'word' option in ReportViewer with ASP.NET

Hide export 'word' in ReportViewer with ASP.NET.
pageName.aspx

  <rsweb:ReportViewer ID="RptTimeLineProcessSummary" runat="server" Width="100%" OnPreRender="RptTimeLineProcessSummary_PreRender">
            </rsweb:ReportViewer>


pageName.aspx.cs

protected void RptTimeLineProcessSummary_PreRender(object sender, EventArgs e)
    {
        DisableUnwantedExportFormats(RptTimeLineProcessSummary.LocalReport);
    }



public static void DisableUnwantedExportFormats(LocalReport rvServer)
    {
        foreach (RenderingExtension extension in rvServer.ListRenderingExtensions())
        {
            if (extension.Name == "XML" || extension.Name == "WORD" || extension.Name == "MHTML" || extension.Name == "CSV")
            {
                ReflectivelySetVisibilityFalse(extension);
            }
        }
    }

    public static void ReflectivelySetVisibilityFalse(RenderingExtension extension)
    {
        FieldInfo info = extension.GetType().GetField("m_isVisible", BindingFlags.NonPublic | BindingFlags.Instance);

        if (info != null)
        {
            info.SetValue(extension, false);
        }
    }