Added VR libraries

Assets/GoogleVR/Demos/Scripts/PermissionsDemo/PermissionsFlowManager.cs

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+// Copyright 2016 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0(the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+namespace GoogleVR.PermissionsDemo {
+  using UnityEngine;
+  using System.Collections.Generic;
+  using UnityEngine.UI;
+
+#if UNITY_ANDROID || UNITY_EDITOR
+    // Manages the permission flow in PermissionsDemo.
+    public class PermissionsFlowManager : MonoBehaviour {
+    private static string[] permissionNames = { "android.permission.READ_EXTERNAL_STORAGE" };
+
+    public Text statusText;
+
+    private static List<GvrPermissionsRequester.PermissionStatus> permissionList =
+        new List<GvrPermissionsRequester.PermissionStatus>();
+
+    public void CheckPermission() {
+      statusText.text = "Checking permission....";
+      GvrPermissionsRequester permissionRequester = GvrPermissionsRequester.Instance;
+      if (permissionRequester != null) {
+        bool granted = permissionRequester.IsPermissionGranted(permissionNames[0]);
+        statusText.text = permissionNames[0] + ": " + (granted ? "Granted" : "Denied");
+      } else {
+        statusText.text = "Permission requester cannot be initialized.";
+      }
+    }
+
+    public void RequestPermissions() {
+      if (statusText != null) {
+        statusText.text = "Requesting permission....";
+      }
+      GvrPermissionsRequester permissionRequester = GvrPermissionsRequester.Instance;
+      if (permissionRequester == null) {
+        statusText.text = "Permission requester cannot be initialized.";
+        return;
+      }
+      Debug.Log("Permissions.RequestPermisions: Check if permission has been granted");
+      if (!permissionRequester.IsPermissionGranted(permissionNames[0])) {
+        Debug.Log("Permissions.RequestPermisions: Permission has not been previously granted");
+        if (permissionRequester.ShouldShowRational(permissionNames[0])) {
+          statusText.text = "This game needs to access external storage.  Please grant permission when prompted.";
+          statusText.color = Color.red;
+        }
+        permissionRequester.RequestPermissions(permissionNames,
+            (GvrPermissionsRequester.PermissionStatus[] permissionResults) =>
+            {
+              statusText.color = Color.cyan;
+              permissionList.Clear();
+              permissionList.AddRange(permissionResults);
+              string msg = "";
+              foreach (GvrPermissionsRequester.PermissionStatus p in permissionList) {
+                msg += p.Name + ": " + (p.Granted ? "Granted" : "Denied") + "\n";
+              }
+              statusText.text = msg;
+            });
+      }
+      else {
+        statusText.text = "ExternalStorage permission already granted!";
+      }
+    }
+  }
+#endif  // (UNITY_ANDROID || UNITY_EDITOR)
+}

Assets/GoogleVR/Demos/Scripts/PermissionsDemo/PermissionsFlowManager.cs.meta

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