and

coverity#1426170 Unchecked dynamic_cast
coverity#1426164 Unchecked dynamic_cast
coverity#1426165 Unchecked dynamic_cast

and duplicated lines look like cnp gone wrong

Change-Id: I195204e9d0a4d591fbe210241203a17b22b25ec1
Reviewed-on: https://gerrit.libreoffice.org/46603Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>