Begin using ChromeVox Next to read tab and window titles.

chrome/browser/resources/chromeos/chromevox/cvox2/background/automation_util.js

 // 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.
 
 /**
  * @fileoverview ChromeVox utilities for the automation extension API.
  */
 
 goog.provide('AutomationUtil');
 
@@ skipping 130 matching lines @@
  * Returns an array containing ancestors of node starting at root down to node.
  * @param {!AutomationNode} node
  * @return {!Array<AutomationNode>}
  */
 AutomationUtil.getAncestors = function(node) {
   var ret = [];
   var candidate = node;
   while (candidate) {
     ret.push(candidate);
 
-    if (!AutomationUtil.isInSameTree(candidate, candidate.parent))
-      break;
-
     candidate = candidate.parent;
   }
   return ret.reverse();
 };
 
 /**
  * Gets the first index where the two input arrays differ. Returns -1 if they
  * do not.
  * @param {!Array<AutomationNode>} ancestorsA
  * @param {!Array<AutomationNode>} ancestorsB
@@ skipping 112 matching lines @@
  * @return {boolean}
  */
 AutomationUtil.isDescendantOf = function(node, ancestor) {
   var testNode = node;
   while (testNode && testNode !== ancestor)
     testNode = testNode.parent;
   return testNode === ancestor;
 };
 
 });  // goog.scope