chromium/third_party/blink/web_tests/fast/css/style-preferred-stylesheet-01.html

<!DOCTYPE html>
<!-- title of a style element with invalid type should never be the preferred stylesheet set -->
<style type="text/invalid" title="preferred"></style>
<link rel="alternate stylesheet" type="text/css" title="preferred" href="data:text/css,p{color:red}">
<p>This text should not be red.</p>