They go away. The Beehive project has been (for better or worse) retired. While some of the old Beehive classes continue to work in post 10.3.2 WLP versions, the ServiceControls do not. This is really a blessing in disguise as the old controls do not scale well.
The new approach is to use the stubs that you can generate with OEPE. The steps are here:
© Scott S. Nelson