since that is the only place using it now.
Also makes it more obvious which code needs fixing when I do more ItemSurrogate removal.
Change-Id: I28fed90db81cc7831852f19b090fa8a60b5bdaf1
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/191318
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>