... and fix the breakages it finds.

Change-Id: Ibc7289cc0cd7fb5648d686bd55afff9016f58b3b
Reviewed-on: https://gerrit.libreoffice.org/20638Reviewed-by: Björn Michaelsen <bjoern.michaelsen@canonical.com>
Tested-by: Jenkins <ci@libreoffice.org>