Delete a track in a CUESHEET block at the given index.
\param object A pointer to an existing CUESHEET object.
\param track_num The index into the track array of the track to
delete. NOTE: this is not necessarily the same
as the track's \a number field.
\assert
\code object != NULL \endcode
\code object->type == FLAC__METADATA_TYPE_CUESHEET \endcode
\code object->data.cue_sheet.num_tracks > track_num \endcode
\retval FLAC__bool
\c false if realloc() fails, else \c true.
Delete a track in a CUESHEET block at the given index.
\param object A pointer to an existing CUESHEET object. \param track_num The index into the track array of the track to delete. NOTE: this is not necessarily the same as the track's \a number field. \assert \code object != NULL \endcode \code object->type == FLAC__METADATA_TYPE_CUESHEET \endcode \code object->data.cue_sheet.num_tracks > track_num \endcode \retval FLAC__bool \c false if realloc() fails, else \c true.