Move yet another block of tests to manifest_version 2

chrome/test/data/extensions/api_test/page_action/basics/update2.js

Index: chrome/test/data/extensions/api_test/page_action/basics/update2.js
===================================================================
--- chrome/test/data/extensions/api_test/page_action/basics/update2.js	(revision 0)
+++ chrome/test/data/extensions/api_test/page_action/basics/update2.js	(revision 0)
@@ -0,0 +1,12 @@
+// 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.
+
+// Test that even if we set the icon after the extension loads, it shows up.
+chrome.tabs.getSelected(null, function(tab) {
+  chrome.pageAction.show(tab.id);
+  chrome.pageAction.setIcon({tabId: tab.id,
+      imageData:document.getElementById("canvas")
+          .getContext('2d').getImageData(0, 0, 16, 16)});
+  chrome.test.notifyPass();
+});