chromium/third_party/blink/web_tests/external/wpt/svg/struct/scripted/support/use-external-reload-in-iframe-resource.svg

<svg xmlns="http://www.w3.org/2000/svg">
  <symbol viewBox="0 0 16 16" id="blue">
    <rect width="16" height="16" fill="blue"/>
  </symbol>
</svg>