in a previous change.
Do this by making the TableControl a CompoundControl,
so VCL cares for everything which is needed. Consequently,
get rid of the manual notification of the respective VCLEVENT_*'s,
and everything related to it

Change-Id: Id8872680b744e1171be916f6f66a4968e9d6567a
Reviewed-on: https://gerrit.libreoffice.org/553Reviewed-by: Miklos Vajna <vmiklos@suse.cz>
Tested-by: Miklos Vajna <vmiklos@suse.cz>