Add getGlobalPolicy to networkingPrivate API.

third_party/closure_compiler/interfaces/networking_private_interface.js

Index: third_party/closure_compiler/interfaces/networking_private_interface.js
diff --git a/third_party/closure_compiler/interfaces/networking_private_interface.js b/third_party/closure_compiler/interfaces/networking_private_interface.js
index 97d8718f4d4b3bae6b93ea8839dba633eeeb684a..9e0ac6795a2267952bfa304685ba897954accc8a 100644
--- a/third_party/closure_compiler/interfaces/networking_private_interface.js
+++ b/third_party/closure_compiler/interfaces/networking_private_interface.js
@@ -1,4 +1,4 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
+// Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -251,6 +251,7 @@ NetworkingPrivate.prototype = {
    * operation succeeds (|puk| is valid), the PIN will be set to |pin|.   (If
    * |pin| is empty or invalid the operation will fail).
    * @param {string} networkGuid The GUID of the cellular network to unlock.
+   *     If empty, the default cellular device will be used.
    * @param {string} pin The current SIM PIN, or the new PIN if PUK is provided.
    * @param {string=} puk The operator provided PUK for unblocking a blocked
    *     SIM.
@@ -268,13 +269,21 @@ NetworkingPrivate.prototype = {
    * unlockCellularSim() before this can be called (otherwise it will fail and
    * chrome.runtime.lastError will be set to Error.SimLocked).
    * @param {string} networkGuid The GUID of the cellular network to set the SIM
-   *     state of.
+   *     state of.     If empty, the default cellular device will be used.
    * @param {!chrome.networkingPrivate.CellularSimState} simState The SIM state
    *     to set.
    * @param {function():void=} callback Called when the operation has completed.
    * @see https://developer.chrome.com/extensions/networkingPrivate#method-setCellularSimState
    */
   setCellularSimState: assertNotReached,
+
+  /**
+   * Gets the global policy properties. These properties are not expected to
+   * change during a session.
+   * @param {function(!chrome.networkingPrivate.GlobalPolicy):void} callback
+   * @see https://developer.chrome.com/extensions/networkingPrivate#method-getGlobalPolicy
+   */
+  getGlobalPolicy: assertNotReached,
 };
 
 /**