Pierre Lamot authored 5 years ago and Jean-Baptiste Kempf committed 5 years ago

  If we need to release the media tree before the preparse ends
  the preparse callback will likely crash.

  This allows to pass an optional task id to vlc_media_tree_Preparse and to
  cancel it afterwards

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>