I think this is theoretical and in practice this dialog never appears
anymore

Change-Id: I1c29432ecf0df215c686c228326183d9a3a422d3
Reviewed-on: https://gerrit.libreoffice.org/54489Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>