Update more manifests to manifest_version 2

chrome/test/data/extensions/good/Extensions/bjafgdebaacbbbecmhlhpofkepfkgcpa/1.0/page.js

+// 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.
+
 var win = window;
 if (typeof(contentWindow) != 'undefined') {
   win = contentWindow;
 }
 
 chrome.extension.onConnect.addListener(function(port) {
   console.log('connected');
   port.onMessage.addListener(function(msg) {
     console.log('got ' + msg);
     if (msg.testPostMessage) {
@@ skipping 24 matching lines @@
   });
   console.log('posted message');
 }
 
 // Workaround two bugs: shutdown crash if we hook 'unload', and content script
 // GC if we don't register any event handlers.
 // http://code.google.com/p/chromium/issues/detail?id=17410
 // http://code.google.com/p/chromium/issues/detail?id=17582
 function foo() {}
 win.addEventListener('error', foo);