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<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1020226
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<head>
  <meta charset="utf-8">
  <title>Test for Bug 1020226</title>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1020226">Mozilla Bug 1020226</a>
<p id="display"></p>
<div id="content" style="display: none">

<iframe id="iframe" src="bug1020226_frame.html" onload="finishTest();">
</iframe>
</div>
<pre id="test">
<script type="application/javascript">
function finishTest() {
  document.getElementById("iframe").onload = null;
  window.onmessage = function(e) {
    info("Got message");
    document.getElementById("iframe").src = "about:blank";
    // We aren't really interested in the test, it shouldn't crash when the
    // worker is GCed later.
    ok(true, "Should not crash");
    SimpleTest.finish();
  };
}

SimpleTest.waitForExplicitFinish();
</script>
</pre>
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