Merge "Make unused variable optional in ChangesList::insertDiffHist"

diff --cc includes/changes/ChangesList.php
Simple merge

diff --cc includes/changes/OldChangesList.php
index 576718a,2845c5c..8eb06ce
--- 1/includes/changes/OldChangesList.php
--- 2/includes/changes/OldChangesList.php
+++ b/includes/changes/OldChangesList.php
@@@ -87,10 -92,10 +87,10 @@@ class OldChangesList extends ChangesLis
                        }
                // Regular entries
                } else {
-                       $this->insertDiffHist( $html, $rc, $unpatrolled );
+                       $this->insertDiffHist( $html, $rc );
                        # M, N, b and ! (minor, new, bot and unpatrolled)
                        $html .= $this->recentChangesFlags(
 -                              array(
 +                              [
                                        'newpage' => $rc->mAttribs['rc_type'] == RC_NEW,
                                        'minor' => $rc->mAttribs['rc_minor'],
                                        'unpatrolled' => $unpatrolled,