chromium/fuchsia_web/webengine/test/data/include_image.html

<!DOCTYPE html>
<html>
  <head>
    <title></title>
  </head>
  <body>
    <img src="1x1.gif" name="picture">
    <script>
      window.onload = function() {
        if (picture.width == 1 && picture.height == 1)
          document.title = "image fetched";
        else
          document.title = "image rejected";
      }
    </script>
  </body>
</html>