Change-Id: If9757a5fa2bb93b56b9cf9f566972f687a4a3a45
Reviewed-on: https://gerrit.libreoffice.org/17036Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>
(cherry picked from commit d1046e7c)

refactor ensuring polygon has at least a line in it

just split that out into a standalone function, no logic
change

Change-Id: I061d5d716b3fc2a9fb6385e7fb249ce300752130
(cherry picked from commit 83b3349b)
Reviewed-on: https://gerrit.libreoffice.org/17073Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>
Tested-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>