refactor: use metav1.ObjectMeta in other types

pkg/volume/testing/BUILD

@@ -26,6 +26,7 @@ go_library(
         "//pkg/util/uuid:go_default_library",
         "//pkg/volume:go_default_library",
         "//vendor:github.com/stretchr/testify/mock",
+        "//vendor:k8s.io/apimachinery/pkg/apis/meta/v1",
         "//vendor:k8s.io/apimachinery/pkg/types",
     ],
 )

pkg/volume/testing/testing.go

@@ -27,6 +27,7 @@ import (
 	"testing"
 	"time"
 
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/apimachinery/pkg/types"
 	"k8s.io/kubernetes/pkg/api/resource"
 	"k8s.io/kubernetes/pkg/api/v1"
@@ -477,7 +478,7 @@ func (fc *FakeProvisioner) Provision() (*v1.PersistentVolume, error) {
 	fullpath := fmt.Sprintf("/tmp/hostpath_pv/%s", uuid.NewUUID())
 
 	pv := &v1.PersistentVolume{
-		ObjectMeta: v1.ObjectMeta{
+		ObjectMeta: metav1.ObjectMeta{
 			Name: fc.Options.PVName,
 			Annotations: map[string]string{
 				"kubernetes.io/createdby": "fakeplugin-provisioner",
@@ -737,7 +738,7 @@ func GetTestVolumePluginMgr(
 // CreateTestPVC returns a provisionable PVC for tests
 func CreateTestPVC(capacity string, accessModes []v1.PersistentVolumeAccessMode) *v1.PersistentVolumeClaim {
 	claim := v1.PersistentVolumeClaim{
-		ObjectMeta: v1.ObjectMeta{
+		ObjectMeta: metav1.ObjectMeta{
 			Name:      "dummy",
 			Namespace: "default",
 		},