Output group nodes as containers

chrome/browser/resources/chromeos/chromevox/cvox2/background/background_test.extjs

 // Copyright 2014 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.
 
 // Include test fixture.
 GEN_INCLUDE(['../../testing/chromevox_next_e2e_test_base.js',
              '../../testing/assert_additions.js']);
 
 GEN_INCLUDE(['../../testing/mock_feedback.js']);
 
@@ skipping 791 matching lines @@
         .expectSpeech('Combo box')
         .call(previousEditText)
         .expectSpeech('Edit text')
         .replay();
   });
 });
 
 TEST_F('BackgroundTest', 'BackwardForwardSync', function() {
   var mockFeedback = this.createMockFeedback();
   this.runWithLoadedTree(function() {/*!
-    <div role="group" tabindex=0><input type="text"></input></div>
+    <div aria-label="Group" role="group" tabindex=0>
+      <input type="text"></input>
+    </div>
     <ul>
       <li tabindex=0>
         <button>ok</button>
       </li>
     </ul>
   */}, function(root) {
     var listItem = root.find({role: RoleType.listItem});
 
     mockFeedback.call(listItem.focus.bind(listItem))
         .expectSpeech('List item')
@@ skipping 339 matching lines @@
     <input type="text"></input>
   */}, function(root) {
     this.listenOnce(root, 'focus', function(e) {
       var focus = ChromeVoxState.instance.currentRange.start.node;
       assertEquals(RoleType.textField, focus.role);
       assertTrue(focus.state.focused);
     });
     doCmd('nextEditText')();
   });
 });