agnosticbin: Use probes correctly

Change-Id: Ifb61f13c902968b4e8119d1dc395c50d6d0aa98d
agnosticbin: Do not check link while linking queue and tee

Change-Id: Idbee35cd11a221a24f0d9d78234f4ac55f24bce1
agnosticbin: Improve reference count management

Change-Id: Ifbb23adbcaa7b77ad13452166090291a244bd36b