...introduced unused with 91b4e453 "new
loplugin: pointerbool"

Change-Id: I3af0ce878f1f2742223d66bcdade4e9c144162cd
Reviewed-on: https://gerrit.libreoffice.org/48387Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>