Add MacAddress to ONC and networkingPrivate

chrome/test/data/extensions/api_test/networking/test.js

 // Copyright (c) 2013 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.
 
 var callbackPass = chrome.test.callbackPass;
 var callbackFail = chrome.test.callbackFail;
 var assertTrue = chrome.test.assertTrue;
 var assertFalse = chrome.test.assertFalse;
 var assertEq = chrome.test.assertEq;
 
@@ skipping 251 matching lines @@
       listener.listenForChanges);
     chrome.networkingPrivate.requestNetworkScan();
   },
   function getProperties() {
     chrome.networkingPrivate.getProperties(
       "stub_wifi1",
       callbackPass(function(result) {
         assertEq({ "Connectable": true,
                    "ConnectionState": "Connected",
                    "GUID": "stub_wifi1",
+                   "MacAddress": "00:11:22:AA:BB:CC",
                    "IPConfigs": [{
                      "Gateway": "0.0.0.1",
                      "IPAddress": "0.0.0.0",
                      "RoutingPrefix": 0,
                      "Type": "IPv4"
                    }],
                    "Name": "wifi1",
                    "Type": "WiFi",
                    "WiFi": {
                      "Frequency": 2400,
@@ skipping 205 matching lines @@
     var listener =
         new privateHelpers.watchForCaptivePortalState('wifi', 'Online', done);
     chrome.test.sendMessage('notifyPortalDetectorObservers');
   },
 ];
 
 var testToRun = window.location.search.substring(1);
 chrome.test.runTests(availableTests.filter(function(op) {
   return op.name == testToRun;
 }));