ReplicationStatusInternal:  o.ReplicationStatusInternal,
		VersionPurgeStatusInternal: o.VersionPurgeStatusInternal,
	}
	cinfo.UserDefined = make(map[string]string, len(o.UserDefined))
	for k, v := range o.UserDefined {
		cinfo.UserDefined[k] = v
	}
	return cinfo
}

func (o ObjectInfo) tierStats() tierStats {
	ts := tierStats{
		TotalSize:   uint64(o.Size),
		NumVersions: 1,
	}