This interface allows a client to link a window (or wl_surface) to an com.canonical.dbusmenu
interface registered on DBus.
The DBus service name and object path where the appmenu interface is present
The object should be registered on the session bus before sending this request.
If not applicable, clients should remove this object.
Set or update the service name and object path.
Strings should be formatted in Latin-1 matching the relevant DBus specifications.