layout/base/crashtests/429088-1.html


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<!DOCTYPE html>
<html>
<head>
<script type="text/javascript">

function boom()
{
  window.addEventListener("DOMSubtreeModified", function(){}, false);

  var MATHML_NS = "http://www.w3.org/1998/Math/MathML";
  var ms = document.createElementNS(MATHML_NS, "ms");
  document.body.appendChild(ms);
}

</script>
</head>

<body onload="boom();"></body>
</html>