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chromium/third_party/blink/web_tests/fast/deprecated-flexbox/crash-anonymous-box.html 

<!DOCTYPE html>
<html><head>
<script>
if (window.testRunner)
    testRunner.dumpAsText();
</script>

</head><body>
<p>This shouldn't crash.</p>

<button style="display: -webkit-box;">Button</button>

</body></html>