chromium/chrome/test/data/extensions/api_test/content_scripts/extension_process/background.html

<!--
Copyright 2011 The Chromium Authors
Use of this source code is governed by a BSD-style license that can be
found in the LICENSE file.
-->
<!--
Two common ways that we can end up with web pages running in an extension
process are iframes and popup windows.
-->
<script src="background.js"></script>
<div id="iframeContainer"> </div>