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

Change-Id: I33d3ac3edbda5e2a9958373123565e28210b55c8
Reviewed-on: https://gerrit.libreoffice.org/59956
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>