Added a quick heuristic to determine which objects are the target of in-page links and stop ignorin…

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

 // 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.
 
 // Include test fixture.
 GEN_INCLUDE(['../../testing/chromevox_next_e2e_test_base.js',
              '../../testing/assert_additions.js']);
 
 GEN_INCLUDE(['../../testing/mock_feedback.js']);
 
@@ skipping 78 matching lines @@
       mockFeedback.replay();
     });
 });
 
 TEST_F('LiveRegionsTest', 'LiveRegionChangeAtomic', function() {
   LiveRegions.LIVE_REGION_QUEUE_TIME_MS = 0;
   var mockFeedback = this.createMockFeedback();
   this.runWithLoadedTree(
     function() {/*!
       <div id="live" aria-live="polite" aria-atomic="true">
-        <div id="a"></div><div id="b">Bravo</div><div id="c"></div>
+        <div></div><div>Bravo</div><div></div>
       </div>
       <button id="go">Go</button>
       <script>
         document.getElementById('go').addEventListener('click', function() {
-          document.getElementById('c').textContent = 'Charlie';
-          document.getElementById('a').textContent = 'Alpha';
+          document.querySelectorAll('div div')[2].textContent = 'Charlie';
+          document.querySelectorAll('div div')[0].textContent = 'Alpha';

[David Tseng, 2017/04/03 17:20:18]

nit: unsure why this was changed (prvious form had ids). Seems equivalent.

[David Tseng, 2017/04/03 17:21:48]

Just read DOminic's comment on this. Please ignore.

         }, false);
       </script>
     */},
     function(rootNode) {
       var go = rootNode.find({ role: RoleType.BUTTON });
       mockFeedback.call(go.doDefault.bind(go))
           .expectCategoryFlushSpeech('Alpha Bravo Charlie')
       mockFeedback.replay();
     });
 });
@@ skipping 127 matching lines @@
     var focusAfterNodeChange = window.setTimeout.bind(window, function() {
       root.firstChild.nextSibling.focus();
     }, 1000);
     mockFeedback.call(focusAfterNodeChange)
         .expectSpeech('hello!')
         .expectNextSpeechUtteranceIsNot('hello!')
         .expectNextSpeechUtteranceIsNot('hello!')       ;
     mockFeedback.replay();
   });
 });