Fix regex on diff tooltips

Follow-up to I71600acc19319f7b5781b42dc88cd5e8c65c29a0

Change-Id: If307f6a02291005c12f28129a67aa00e423e5e9c

diff --git a/includes/diff/DifferenceEngine.php b/includes/diff/DifferenceEngine.php
index 03f7212..51b9f15 100644 (file)
--- a/includes/diff/DifferenceEngine.php
+++ b/includes/diff/DifferenceEngine.php
@@ -1127,7 +1127,7 @@ class DifferenceEngine extends ContextSource {
         */
        private function addLocalisedTitleTooltips( $text ) {
                return preg_replace_callback(
-                       '/class="mw-diff-movedpara-(left|old)"/',
+                       '/class="mw-diff-movedpara-(left|right)"/',
                        [ $this, 'addLocalisedTitleTooltipsCb' ],
                        $text
                );