* @ingroup FileAbstraction
*/
+use Wikimedia\Rdbms\DBUnexpectedError;
+
/**
* Foreign file with an accessible MediaWiki database
*
}
/**
- * @param bool|Language $lang Optional language to fetch description in.
- * @return string
+ * @param Language|null $lang Optional language to fetch description in.
+ * @return string|false
*/
- function getDescriptionText( $lang = false ) {
+ function getDescriptionText( $lang = null ) {
global $wgLang;
if ( !$this->repo->fetchDescription ) {