Method fetchButton

/**
 * Fetch the HTML for the button
 *
 * @param   string  $type  Button type, unused string.
 * @param   string  $html  HTML string for the button
 * @param   string  $id    CSS id for the button
 *
 * @return  string   HTML string for the button
 *
 * @since   3.0
 *
 * @deprecated  5.0 Use render() instead.
 */
public function fetchButton($type = 'Custom', $html = '', $id = 'custom')
{
    return $html;
}