[Chromoting] SessionLogger refactor.

remoting/webapp/base/js/xmpp_error_cache_unittest.js

 // Copyright 2015 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.
 
 (function() {
 
 'use strict';
 
 QUnit.module('XmppErrorCache');
 
 /**
  * @param {string} stanza
  * @param {string} expected
  * @param {QUnit.Assert} assert
  */
 function runStanzaTest(stanza, expected, assert) {
   var monitor = new remoting.XmppErrorCache();
   var parser = new DOMParser();
   var xml = parser.parseFromString(stanza, 'text/xml');
   monitor.processStanza(xml.firstElementChild);
-  var error = monitor.getFirstError();
-  assert.equal(error.raw_stanza, expected);
+  var errorStanza = monitor.getFirstErrorStanza();
+  assert.equal(errorStanza, expected);
 }
 
 QUnit.test('should strip PII from session-initiate.', function(assert) {
   var input =
     '<iq xmlns="jabber:client" to="foo@google.com/chromotingE5A" ' +
         'type="error" id="12747556118995360108" ' +
         'from="123@chromoting.gserviceaccount.com/chromoting21B21C01">' +
         '<jingle xmlns="urn:xmpp:jingle:1" sid="3953621430175055977" ' +
                 'action="session-initiate" ' +
                 'initiator="foo@google.com/chromotingE5A">' +
@@ skipping 53 matching lines @@
             '</content>' +
           '</jingle>' +
           '<error code="503" type="cancel">' +
             '<service-unavailable xmlns="urn:ietf:xml:ns:xmpp-stanzas"/>' +
           '</error>' +
         '</iq>';
   runStanzaTest(input, expected, assert);
 });
 
 })();