<!doctype html>
<meta charset="utf-8">
<title>Referrer Policy: popup src="about:blank"</title>
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1370425">
<link rel="help" href="https://html.spec.whatwg.org/#creating-a-new-browsing-context">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>

<iframe src="resources/submit-form-and-remove-frame.html"></iframe>
<script>
async_test(t => {
  // Called by the child frame onc