Berthold Stoeger 03a6440b2a Cleanup: remove DiveTripModelBase::SHOWN_ROLE
This role was used by the filter-proxy model as filter criterion.
Since we don't use that model to filter anymore, we can remove
the role.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2020-02-22 15:18:31 -08:00
..