}
/**
- * @param OutputPage &$out
+ * @param OutputPage $out
* @since 1.29
*/
- protected function addExplainConflictHeader( OutputPage &$out ) {
+ protected function addExplainConflictHeader( OutputPage $out ) {
$out->wrapWikiMsg( "<div class='mw-explainconflict'>\n$1\n</div>", 'explainconflict' );
}