Add an ONC property for the third-party VPN provider extension ID

chrome/test/data/extensions/api_test/networking_private/chromeos/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.
 
 // The expectations in this test for the Chrome OS implementation. See
 // networking_private_chromeos_apitest.cc for more info.
 
 var callbackPass = chrome.test.callbackPass;
 var callbackFail = chrome.test.callbackFail;
 var assertTrue = chrome.test.assertTrue;
@@ skipping 213 matching lines @@
                     "WiFi": {
                       "Security": "WEP-PSK",
                       "SignalStrength": 40
                     }
                   },
                   {
                     "Connectable": true,
                     "ConnectionState": "Connected",
                     "GUID": "stub_wimax_guid",
                     "Name": "wimax",
-                    "Source":"User",
+                    "Source": "User",
                     "Type": "WiMAX",
                     "WiMAX": {
                       "SignalStrength": 40
                     }
                   },
                   {
                     "ConnectionState": "Connected",
                     "GUID": "stub_vpn1_guid",
                     "Name": "vpn1",
-                    "Source":"User",
-                    "Type": "VPN"
+                    "Source": "User",
+                    "Type": "VPN",
+                    "VPN": {
+                      "Type":"OpenVPN"
+                    }
+                  },
+                  {
+                    "ConnectionState": "Connected",
+                    "GUID": "stub_vpn2_guid",
+                    "Name": "vpn2",
+                    "Source": "User",
+                    "Type": "VPN",
+                    "VPN": {
+                      "Type": "OpenVPN",

[pneubeck (no reviews), 2015/03/18 19:04:42]

this is wrong.
type should be "ThirdPartyVPN"

[bartfab (slow), 2015/03/18 19:21:16]

Done.

+                      "ThirdPartyVPN": {
+                        "ExtensionID": "third_party_provider_extension_id"
+                      }
+                    }
                   },
                   {
                     "Connectable": true,
                     "ConnectionState": "NotConnected",
                     "GUID": "stub_wifi2_guid",
                     "Name": "wifi2_PSK",
                     "Source": "User",
                     "Type": "WiFi",
                     "WiFi": {
                       "Security": "WPA-PSK",
@@ skipping 337 matching lines @@
         new privateHelpers.watchForCaptivePortalState(
             'wifi_guid', 'Online', done);
     chrome.test.sendMessage('notifyPortalDetectorObservers');
   },
 ];
 
 var testToRun = window.location.search.substring(1);
 chrome.test.runTests(availableTests.filter(function(op) {
   return op.name == testToRun;
 }));