Fix tab/space, use null as default value rather than string to match expected return...

diff --git a/includes/search/SearchEngine.php b/includes/search/SearchEngine.php
index 9a51266..deba774 100644 (file)
--- a/includes/search/SearchEngine.php
+++ b/includes/search/SearchEngine.php
@@ -111,7 +111,7 @@ class SearchEngine {
                        $allSearchTerms = array_merge( $allSearchTerms, $wgContLang->autoConvertToAllVariants( $searchterm ) );
                }
 
-        $titleResult = '';
+               $titleResult = null;
                if ( !wfRunHooks( 'SearchGetNearMatchBefore', array( $allSearchTerms, &$titleResult ) ) ) {
                        return $titleResult;
                }