Remove unused variables

modules/demux/playlist/b4s.c

@@ -105,9 +105,6 @@ void E_(Close_B4S)( vlc_object_t *p_this )
 static int Demux( demux_t *p_demux )
 {
     demux_sys_t *p_sys = p_demux->p_sys;
-    playlist_item_t *p_item;
-    playlist_item_t *p_bitrate = NULL, *p_genre = NULL;
-
     int i_ret, i_parent_id;
 
     xml_t *p_xml;