Get rid of php4ism

diff --git a/maintenance/refreshLinks.php b/maintenance/refreshLinks.php
index 0083bb6..96e87a2 100644 (file)
--- a/maintenance/refreshLinks.php
+++ b/maintenance/refreshLinks.php
@@ -196,8 +196,7 @@ class RefreshLinks extends Maintenance {
                $wgTitle = Title::newFromID( $id );
                $dbw = wfGetDB( DB_MASTER );
 
-               $linkCache =& LinkCache::singleton();
-               $linkCache->clear();
+               LinkCache::singleton()->clear();
 
                if ( is_null( $wgTitle ) ) {
                        return;