protected function moveIllegalPage( $row ) {
$legal = 'A-Za-z0-9_/\\\\-';
$legalized = preg_replace_callback( "!([^$legal])!",
- array( &$this, 'hexChar' ),
+ array( $this, 'hexChar' ),
$row->page_title );
if ( $legalized == '.' ) {
$legalized = '(dot)';