Revokes system queue privilege.
procedure RevokeSystemPrivilege(Privilege: TQueueSystemPrivilege; const Grantee: string);
Call the RevokeSystemPrivilege method to revoke system queue privilege. Privilege parameter is a system privilege to revoke. Can be qspEnqueueAny (ENQUEUE_ANY privilege), qspDequeueAny (DEQUEUE_ANY privilege), qspManageAny (MANAGE_ANY privilege). Grantee parameter is a grantee - can be a user, a role, or the PUBLIC role.