rem: totem_playlist_set_title (TotemPlaylist *playlist, const gchar *title)
add: totem_playlist_set_title (TotemPlaylist *playlist, const char *title)
context: totem_playlist_set_title (TotemPlaylist *playlist, const gchar *title){	GtkListStore *store;	GtkTreeIter iter;	g_return_val_if_fail (GTK_IS_PLAYLIST (playlist), FALSE);	if (update_current_from_playlist (playlist) == FALSE)		return FALSE;	store = GTK_LIST_STORE (playlist->_priv->model);	gtk_tree_model_get_iter (playlist->_priv->model,			&iter,			playlist->_priv->current);	if (&iter == NULL)		return FALSE;	gtk_list_store_set (store, &iter,			FILENAME_COL, title,			-1);	return TRUE;}