Convert another batch of extension tests to manifest_version 2

chrome/test/data/extensions/api_test/window_open/popup_blocking/extension/background.html

Index: chrome/test/data/extensions/api_test/window_open/popup_blocking/extension/background.html
===================================================================
--- chrome/test/data/extensions/api_test/window_open/popup_blocking/extension/background.html	(revision 112565)
+++ chrome/test/data/extensions/api_test/window_open/popup_blocking/extension/background.html	(working copy)
@@ -1,32 +1,7 @@
 <!--
-Copyright (c) 2010 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.
+ * 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="pop.js"></script>
-<script>
-
-function buildUrl(host, port) {
-  return ("http://HOST:PORT/files/extensions/api_test/window_open/" +
-          "popup_blocking/extension/foo.html")
-             .replace(/HOST/, host).replace(/PORT/, port);
-}
-
-chrome.test.getConfig(function(config) {
-  var popupURL = buildUrl("a.com", config.testServer.port);
-  var webPageURL = buildUrl("b.com", config.testServer.port);
-
-  // Open a popup and a tab from the background page.
-  pop(popupURL);
-
-  // Open a popup and a tab from a tab (tabs don't use ExtensionHost, so it's
-  // interesting to test them separately).
-  chrome.tabs.create({url: "tab.html", index: 1});
-
-  // Open a tab to a URL that will cause our content script to run. The content
-  // script will open a popup and a tab.
-  chrome.tabs.create({url: webPageURL, index: 2});
-});
-
-</script>
+<script src="background.js"></script>