code: func NewUIDTrackingControllerExpectations(ce ControllerExpectationsInterface) *UIDTrackingControllerExpectations {
  	return &UIDTrackingControllerExpectations{ControllerExpectationsInterface: ce, uidStore: cache.NewStore(UIDSetKeyFunc)}
  }
docs: // NewUIDTrackingControllerExpectations returns a wrapper around
  // ControllerExpectations that is aware of deleteKeys.