Fix ChromeVox next tests to fail instead of timing out where applicable.

chrome/browser/resources/chromeos/chromevox/cvox2/background/automation_util_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']);
 
 /**
  * Test fixture for automation_util.js.
  * @constructor
  * @extends {ChromeVoxE2ETestBase}
  */
-function AutomationUtilE2ETest() {}
+function AutomationUtilE2ETest() {
+  ChromeVoxNextE2ETest.call(this);
+}
 
 AutomationUtilE2ETest.prototype = {
   __proto__: ChromeVoxNextE2ETest.prototype,
 
   /** @override */
   setUp: function() {
     window.Dir = AutomationUtil.Dir;
   },
 
   basicDoc: function() {/*!
     <p><a href='#'></a>hello</p>
     <h1><ul><li>a</ul><button></h1>
   */}
 };
 
 TEST_F('AutomationUtilE2ETest', 'GetAncestors', function() {
-  this.runWithLoadedTree(this.basicDoc,
-    function(root) {
-      var expectedLength = 1;
-      while (root) {
-        var ancestors = AutomationUtil.getAncestors(root);
-        assertEquals(expectedLength++, ancestors.length);
-        root = root.firstChild;
-      }
-    testDone();
-  }.bind(this));
+  this.runWithLoadedTree(this.basicDoc, function(root) {
+    var expectedLength = 1;
+    while (root) {
+      var ancestors = AutomationUtil.getAncestors(root);
+      assertEquals(expectedLength++, ancestors.length);
+      root = root.firstChild;
+    }
+  });
 });
   
 TEST_F('AutomationUtilE2ETest', 'GetUniqueAncestors', function() {
   this.runWithLoadedTree(this.basicDoc, function(root) {
     var leftmost = root, rightmost = root;
     while (leftmost.firstChild)
       leftmost = leftmost.firstChild;
     while (rightmost.lastChild)
       rightmost = rightmost.lastChild;
 
@@ skipping 21 matching lines @@
     assertEquals(chrome.automation.RoleType.heading,
         uniqueAncestorsRight[0].role);
     assertEquals(chrome.automation.RoleType.group,
         uniqueAncestorsRight[1].role);
     assertEquals(chrome.automation.RoleType.button,
         uniqueAncestorsRight[2].role);
 
     assertEquals(
         1, AutomationUtil.getUniqueAncestors(leftmost, leftmost).length);
 
-    testDone();
-  }.bind(this));
+  });
 });
   
 TEST_F('AutomationUtilE2ETest', 'GetDirection', function() {
   this.runWithLoadedTree(this.basicDoc, function(root) {
     var left = root, right = root;
 
     // Same node.
     assertEquals(Dir.FORWARD, AutomationUtil.getDirection(left, right));
 
     // Ancestor.
     left = left.firstChild;
     assertEquals(Dir.FORWARD, AutomationUtil.getDirection(left, right));
     assertEquals(Dir.FORWARD, AutomationUtil.getDirection(right, left));
 
     // Ordered.
     right = right.lastChild;
     assertEquals(Dir.BACKWARD, AutomationUtil.getDirection(right, left));
     assertEquals(Dir.FORWARD, AutomationUtil.getDirection(left, right));
 
-    testDone();
-  }.bind(this));
+  });
 });