.... and references. This gives numerous false positives as pointers may
be re-set prior to shutdown, so needs a white-list.

Change-Id: I19a011c6f19501cc31b3d9ae76b599296f132478
Reviewed-on: https://gerrit.libreoffice.org/19949Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Michael Stahl <mstahl@redhat.com>