Found with bin/find-unneeded-includes
Only removal proposals are dealt with here.

Change-Id: I0d9cee1cd17e168522f6161c515a325e5edf1496
Reviewed-on: https://gerrit.libreoffice.org/65234
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>