<html>
<head>
<script src="resources/cross-frame-access.js"></script>
</head>
<body>
<iframe src="http://localhost:8000/" style=""></iframe>
<pre id="console"></pre>
<script>
if (window.testRunner)
    testRunner.dumpAsText();

log("Tests that making other frame window a prototype doesn't expose that window properties");

targetWindow = frames[0];

window.onload = function() {
  originalInnerHeight = innerHeight;

  __proto__ = targetWindow;

  shouldBeTrue('innerHeight === originalInnerHeight');
  shouldBeTrue('this.innerHeight === originalInnerHeight');
}
</script>
</body>
</html>