Move yet another block of tests to manifest_version 2

chrome/test/data/extensions/api_test/notifications/has_permission_manifest/background.html

-<script>
-var notification = null;
-var chromeExtensionsUrl = "chrome://extensions/";
-
-// Shows the notification window using the specified URL.
-// Control continues at onNotificationDone().
-function showNotification(url) {
-  notification = window.webkitNotifications.createHTMLNotification(url);
-  notification.onerror = function() {
-    chrome.test.fail("Failed to show notification.");
-  };
-  notification.show();
-}
-
-// Called by the notification when it is done with its tests.
-function onNotificationDone() {
-  var views = chrome.extension.getViews();
-  chrome.test.assertEq(2, views.length);
-  notification.cancel();
-  
-  // This last step tests that crbug.com/40967 stays fixed.
-  var listener = function(tabId, changeInfo, tab) {
-    if (changeInfo.status != 'complete')
-      return;
-    // web_page1 loaded, open extension page to inject script
-    if (tab.url == chromeExtensionsUrl) {
-      console.log(chromeExtensionsUrl + ' finished loading.');
-      chrome.tabs.onUpdated.removeListener(listener);
-      chrome.test.succeed();
-    }
-  };
-  
-  chrome.tabs.onUpdated.addListener(listener);
-  chrome.tabs.create({ url: chromeExtensionsUrl });
-}
-
-chrome.test.runTests([
-  function hasPermission() {
-    chrome.test.assertEq(0,  // allowed
-                         webkitNotifications.checkPermission());
-    chrome.test.succeed();
-  },
-  function absoluteURL() {
-    showNotification(chrome.extension.getURL("notification.html"));
-  },
-  function relativeURL() {
-    showNotification('notification.html');
-  }
-]);
-</script>
+<!--
+ * 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="background.js"></script>