tdf#42949 Fix IWYU warnings in vcl/unx/gtk3 and gtk3_kde5/
Also recheck vcl/source after recent reworks and f-u-i updates.
Some new blacklist entries were needed for keeping existing
fw declarations in headers.
Add blacklist entries for removals causing no-pch build failures
that were reverted in:
a3b03ba1316b1ec0a9b0a3b45b96dc0a49aa9f1f
75d924db95559cff5f699bad8fe34bb0aeac0ff6
b57052ec2bbe548ca495a32b4bfce1d1c71caf33
Found with bin/find-unneeded-includes
Only removal proposals are dealt with here.
Change-Id: I71227806288b68ef2a2cd56244899fd56bd0db8d
Reviewed-on: https://gerrit.libreoffice.org/81163
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>