Move another block of extension tests to manifest_version 2.

chrome/test/data/extensions/api_test/executescript/navigation_race/javascript_url.html

Index: chrome/test/data/extensions/api_test/executescript/navigation_race/javascript_url.html
===================================================================
--- chrome/test/data/extensions/api_test/executescript/navigation_race/javascript_url.html	(revision 112170)
+++ chrome/test/data/extensions/api_test/executescript/navigation_race/javascript_url.html	(working copy)
@@ -1,9 +1,7 @@
+<!--
+ * Copyright (c) 2011 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.
+-->
 <script src="test.js"></script>
-<script>
-function executeCodeInTab(tabId, callback) {
-  chrome.tabs.update(
-      tabId,
-      {url: "javascript:void(document.title = 'hi, I\\'m on ' + location)"},
-      callback);
-}
-</script>
+<script src="javascript_url.js"></script>