<body>
<script>

if (window.testRunner && window.internals) {
    internals.settings.setFrameFlattening("FullyEnabled")
    testRunner.dumpAsText();
}

</script>
<iframe src="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg'></svg>"></iframe>Should not crash.</body>