Remove website link in comments without layout to break

function remove_comment_website_field($fields) {
unset($fields['url']);
return $fields;
}

add_action( 'after_setup_theme', 'fr_add_comment_url_filter' );
function fr_add_comment_url_filter() {
add_filter('comment_form_default_fields','remove_comment_website_field');
}