add: case BVW_INFO_TRACK_NUMBER:
context: bacon_video_widget_get_metadata (BaconVideoWidget * bvw,				 BaconVideoWidgetMetadataType type,				 GValue * value){  g_return_if_fail (bvw != NULL);  g_return_if_fail (BACON_IS_VIDEO_WIDGET (bvw));  g_return_if_fail (GST_IS_ELEMENT (bvw->priv->play));  switch (type)    {    case BVW_INFO_TITLE:    case BVW_INFO_ARTIST:    case BVW_INFO_YEAR:    case BVW_INFO_ALBUM:    case BVW_INFO_VIDEO_CODEC:    case BVW_INFO_AUDIO_CODEC:    case BVW_INFO_CDINDEX:      bacon_video_widget_get_metadata_string (bvw, type, value);      break;    case BVW_INFO_DURATION:    case BVW_INFO_DIMENSION_X:    case BVW_INFO_DIMENSION_Y:    case BVW_INFO_FPS:    case BVW_INFO_AUDIO_BITRATE:    case BVW_INFO_VIDEO_BITRATE:      bacon_video_widget_get_metadata_int (bvw, type, value);      break;    case BVW_INFO_HAS_VIDEO:    case BVW_INFO_HAS_AUDIO:      bacon_video_widget_get_metadata_bool (bvw, type, value);      break;    default:      g_assert_not_reached ();    }  return;}