update PodSpec.Host to PodSpec.NodeName in /pkg/api/types.go and /pkg/api/v1beta3/types.go

test/integration/client_test.go

@@ -102,7 +102,7 @@ func TestClient(t *testing.T) {
 	if actual.Name != got.Name {
 		t.Errorf("expected pod %#v, got %#v", got, actual)
 	}
-	if actual.Spec.Host != "" {
+	if actual.Spec.NodeName != "" {
 		t.Errorf("expected pod to be unscheduled, got %#v", actual)
 	}
 }

test/integration/framework/master_utils.go

@@ -242,7 +242,7 @@ func StartPods(numPods int, host string, restClient *client.Client) error {
 
 	// Make the rc unique to the given host.
 	controller.Spec.Replicas = numPods
-	controller.Spec.Template.Spec.Host = host
+	controller.Spec.Template.Spec.NodeName = host
 	controller.Name = controller.Name + host
 	controller.Spec.Selector["host"] = host
 	controller.Spec.Template.Labels["host"] = host

test/integration/scheduler_test.go

@@ -104,7 +104,7 @@ func podScheduled(c *client.Client, podNamespace, podName string) wait.Condition
 			// This could be a connection error so we want to retry.
 			return false, nil
 		}
-		if pod.Spec.Host == "" {
+		if pod.Spec.NodeName == "" {
 			return false, nil
 		}
 		return true, nil