Merge pull request #37124 from timothysc/integration_etcd

Automatic merge from submit-queue

[etcd] Reduce the etcd surface area in the integration test to minimize deps

This is a code refactor for isolation of client usage.

test/integration/persistentvolumes/persistent_volumes_test.go

@@ -41,16 +41,11 @@ import (
 	"k8s.io/kubernetes/pkg/volume"
 	volumetest "k8s.io/kubernetes/pkg/volume/testing"
 	"k8s.io/kubernetes/pkg/watch"
-	"k8s.io/kubernetes/test/integration"
 	"k8s.io/kubernetes/test/integration/framework"
 
 	"github.com/golang/glog"
 )
 
-func init() {
-	integration.RequireEtcd()
-}
-
 // Several tests in this file are configurable by environment variables:
 // KUBE_INTEGRATION_PV_OBJECTS - nr. of PVs/PVCs to be created
 //      (100 by default)