Followup r63914, function must match parent

diff --git a/includes/specials/SpecialMergeHistory.php b/includes/specials/SpecialMergeHistory.php
index 6d2ea3b..59c924c 100644 (file)
--- a/includes/specials/SpecialMergeHistory.php
+++ b/includes/specials/SpecialMergeHistory.php
@@ -51,7 +51,7 @@ class SpecialMergeHistory extends SpecialPage {
                }
        }
 
-       function execute( $par = '' ) {
+       function execute( $par ) {
                global $wgOut, $wgRequest, $wgUser;
 
                if( !$this->userCanExecute( $wgUser ) ) {