Remove unused code and modify tests to include set based selector

pkg/controller/history/controller_history.go

@@ -63,7 +63,6 @@ func ControllerRevisionName(prefix string, hash uint32) string {
 func NewControllerRevision(parent metav1.Object,
 	parentKind schema.GroupVersionKind,
 	podLabels map[string]string,
-	selector labels.Selector,
 	data runtime.RawExtension,
 	revision int64,
 	collisionCount *int32) (*apps.ControllerRevision, error) {

pkg/controller/statefulset/stateful_set_utils.go

@@ -312,15 +312,10 @@ func newRevision(set *apps.StatefulSet, revision int64, collisionCount *int32) (
 	if err != nil {
 		return nil, err
 	}
-	selector, err := metav1.LabelSelectorAsSelector(set.Spec.Selector)
-	if err != nil {
-		return nil, err
-	}
 	podLabels := set.Spec.Template.Labels
 	cr, err := history.NewControllerRevision(set,
 		controllerKind,
 		podLabels,
-		selector,
 		runtime.RawExtension{Raw: patch},
 		revision,
 		collisionCount)