Not needed since commit 06496229
(loplugin:unusedmethods, 2017-02-21).

Change-Id: I5e8699174202c17309198e541dc904dc1b47a534
Reviewed-on: https://gerrit.libreoffice.org/35031Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>
Tested-by: Jenkins <ci@libreoffice.org>