_SavePlaylist
_SavePlaylist(fSavedPlaylistRef);
_SavePlaylist(message);
_SavePlaylist(origEntry, tempEntry, name);
_SavePlaylist(origEntry, tempEntry, ref.name);
void _SavePlaylist(const BMessage* filePanelMessage);
void _SavePlaylist(const entry_ref& ref);
void _SavePlaylist(BEntry& origEntry,