{\r
public function createInstance(\r
$title,\r
- IArtist $artist,\r
+ IArtist $artist = null,\r
IUser $uploader,\r
IBPM $bpm,\r
$bpmChanges,\r
{\r
public function createInstance(\r
$title,\r
- IArtist $artist,\r
+ IArtist $artist = null,\r
IUser $uploader,\r
IBPM $bpm,\r
$bpmChanges,\r