Redirect chrome://extensions to the new chrome://settings/chromeExtensions (attempt 2).

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

 <script>
 var notification = null;
-var chromeExtensionsUrl = "chrome://extensions/";
+var chromeExtensionsUrl = "chrome://settings/extensionSettings";
 
 // 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();
 }
@@ skipping 27 matching lines @@
     chrome.test.succeed();
   },
   function absoluteURL() {
     showNotification(chrome.extension.getURL("notification.html"));
   },
   function relativeURL() {
     showNotification('notification.html');
   }
 ]);
 </script>