chromium/third_party/blink/web_tests/external/wpt/html/semantics/embedded-content/the-img-element/image-srcdoc-relative-uri-print-ref.html

<!doctype html>
<style>
  body { margin: 0 }
  img {
    margin: 16px; /* to account for iframe + body margin in the test */
  }
</style>
<img src="/images/green-100x50.png" alt="FAIL">