Switch to the gcr nginx container in a few remaining places.

test/e2e/etcd_failure.go

@@ -41,7 +41,7 @@ var _ = Describe("Etcd failure", func() {
 			Client:    framework.Client,
 			Name:      "baz",
 			Namespace: framework.Namespace.Name,
-			Image:     "nginx",
+			Image:     "gcr.io/google_containers/nginx",
 			Replicas:  1,
 		})).NotTo(HaveOccurred())
 	})

test/e2e/pods.go

@@ -570,7 +570,7 @@ var _ = Describe("Pods", func() {
 					Containers: []api.Container{
 						{
 							Name:  "nginx",
-							Image: "nginx",
+							Image: "gcr.io/google_containers/nginx:1.7.9",
 						},
 					},
 				},
@@ -642,7 +642,7 @@ var _ = Describe("Pods", func() {
 					Containers: []api.Container{
 						{
 							Name:  "nginx",
-							Image: "nginx",
+							Image: "gcr.io/google_containers/nginx:1.7.9",
 							Ports: []api.Port{{ContainerPort: 80}},
 						},
 					},