Found with bin/find-unneeded-includes
Only removal proposals are dealt with here.
Some only-recently analyzed files were cleaned.
Also tried harder to use more fw decls instead of blacklisting

Change-Id: Ie4f8eb7065e44a2b5208d6da4fa8e3681a31820b
Reviewed-on: https://gerrit.libreoffice.org/59420
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>