Migrate to NewControllerRef from meta/v1 package

pkg/controller/cronjob/utils.go

@@ -169,19 +169,6 @@ func getRecentUnmetScheduleTimes(sj batchv2alpha1.CronJob, now time.Time) ([]tim
 	return starts, nil
 }
 
-func newControllerRef(sj *batchv2alpha1.CronJob) *metav1.OwnerReference {
-	blockOwnerDeletion := true
-	isController := true
-	return &metav1.OwnerReference{
-		APIVersion:         controllerKind.GroupVersion().String(),
-		Kind:               controllerKind.Kind,
-		Name:               sj.Name,
-		UID:                sj.UID,
-		BlockOwnerDeletion: &blockOwnerDeletion,
-		Controller:         &isController,
-	}
-}
-
 // XXX unit test this
 
 // getJobFromTemplate makes a Job from a CronJob
@@ -204,7 +191,7 @@ func getJobFromTemplate(sj *batchv2alpha1.CronJob, scheduledTime time.Time) (*ba
 			Labels:          labels,
 			Annotations:     annotations,
 			Name:            name,
-			OwnerReferences: []metav1.OwnerReference{*newControllerRef(sj)},
+			OwnerReferences: []metav1.OwnerReference{*metav1.NewControllerRef(sj, controllerKind)},
 		},
 	}
 	if err := api.Scheme.Convert(&sj.Spec.JobTemplate.Spec, &job.Spec, nil); err != nil {