Add NoOpScaleUpStatusProcessor

This will be useful for the purposes of testing.

cluster-autoscaler/processors/status/scale_up_status_processor.go

@@ -33,12 +33,19 @@ type ScaleUpStatus struct {
 	PodsAwaitEvaluation     []*apiv1.Pod
 }
 
-// ScaleUpStatusProcessor processes the state of the cluster after a scale-up.
+// ScaleUpStatusProcessor processes the status of the cluster after a scale-up.
 type ScaleUpStatusProcessor interface {
-	Process(context *context.AutoscalingContext, state *ScaleUpStatus)
+	Process(context *context.AutoscalingContext, status *ScaleUpStatus)
 }
 
 // NewDefaultScaleUpStatusProcessor creates a default instance of ScaleUpStatusProcessor.
 func NewDefaultScaleUpStatusProcessor() ScaleUpStatusProcessor {
 	return &EventingScaleUpStatusProcessor{}
 }
+
+// NoOpScaleUpStatusProcessor is a ScaleUpStatusProcessor implementations useful for testing.
+type NoOpScaleUpStatusProcessor struct{}
+
+// Process processes the status of the cluster after a scale-up.
+func (p *NoOpScaleUpStatusProcessor) Process(context *context.AutoscalingContext, status *ScaleUpStatus) {
+}