src/third_party/WebKit/LayoutTests/http/tests/security/resources/cross-frame-iframe-for-enumeration-test.html

   1 <script>
   2     window.customWindowProperty = 1;
   3     window.history.customHistoryProperty = 1;
   4     window.location.customLocationProperty = 1;
   5
   6     window.onload = function()
   7     {
   8         window.parent.postMessage('ready', '*');
   9     }
  10 </script>