if ( isset( $row->rev_deleted ) && ( $row->rev_deleted & Revision::DELETED_COMMENT ) ) {
$out .= " " . Xml::element( 'comment', [ 'deleted' => 'deleted' ] ) . "\n";
} else {
if ( isset( $row->rev_deleted ) && ( $row->rev_deleted & Revision::DELETED_COMMENT ) ) {
$out .= " " . Xml::element( 'comment', [ 'deleted' => 'deleted' ] ) . "\n";
} else {