when trying to parse empty lines looking for the matching
bracket

Change-Id: I3961a3d0e804d136de286e21934c6ba5ab0496cf
(cherry picked from commit 02917cb5)
Reviewed-on: https://gerrit.libreoffice.org/3414Reviewed-by: Michael Stahl <mstahl@redhat.com>
Tested-by: Michael Stahl <mstahl@redhat.com>