chromium/chrome/test/data/plugin_power_saver/large_cross_origin_obscured.html

<div id='container' style='width: 100px; height: 400px; overflow: hidden;'>
  <object id='plugin' data='http://otherorigin.com/fake.swf'
      type='application/x-shockwave-flash' width='400' height='500'
      style='float: right;'>
  </object>
</div>