chromium/third_party/blink/web_tests/http/tests/svg/svgimage-revalidation.html

<div style="position: absolute;">
<img style="width: 100%;" src='resources/rect-100x100-delayed-304.php' />
</div>
<script>
if (window.testRunner)
  testRunner.waitUntilDone();

window.onload = function() {
  if (sessionStorage.getItem("svgimageRevalidation")) {
    sessionStorage.removeItem("svgimageRevalidation");
    if (window.testRunner)
      testRunner.notifyDone();
  } else {
    sessionStorage.setItem("svgimageRevalidation", "true");
    setTimeout(function() {
      location.reload();
    }, 0);
  }
}
</script>