delete unused functions in pkg/controller directory

pkg/controller/replication/replication_controller_utils.go

@@ -20,20 +20,8 @@ package replication
 
 import (
 	"k8s.io/api/core/v1"
-	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
-// NewReplicationControllerCondition creates a new replication controller condition.
-func NewReplicationControllerCondition(condType v1.ReplicationControllerConditionType, status v1.ConditionStatus, reason, msg string) v1.ReplicationControllerCondition {
-	return v1.ReplicationControllerCondition{
-		Type:               condType,
-		Status:             status,
-		LastTransitionTime: metav1.Now(),
-		Reason:             reason,
-		Message:            msg,
-	}
-}
-
 // GetCondition returns a replication controller condition with the provided type if it exists.
 func GetCondition(status v1.ReplicationControllerStatus, condType v1.ReplicationControllerConditionType) *v1.ReplicationControllerCondition {
 	for i := range status.Conditions {