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chromium/third_party/blink/web_tests/fast/css/font-face-inherit-repaint.html 

<!DOCTYPE html>
<style>
@font-face {
    font-family: NotFound;
    src: url(notfound.ttf);
}
select { font-family: NotFound, sans-serif; }
</style>
<p>You should see the word PASS below.</p>
<select>
    <option>PASS</option>
</select>