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Description
https://www.w3.org/Bugs/Public/show_bug.cgi?id=28622 claims that window.close() during the unload and beforeunload events is non-interoperable. The specific scenario under consideration is
<body>
<script>
window.addEventListener("beforeunload", function() { window.close() }, false);
</script>
</body>loaded as the first document in a browsing context.
Related issues: