implementation-status: backlog
[autoplay-default-feature-policy.https.sub.html]
  expected:
    if os == "mac": [OK, TIMEOUT]
  [Default "autoplay" feature policy ["self"\] disallows cross-origin iframes.]
    expected:
      if os == "mac": [FAIL, TIMEOUT]
      FAIL

  [Default "autoplay" feature policy ["self"\] allows same-origin iframes.]
    expected:
      if os == "mac": [PASS, TIMEOUT]

  [Default "autoplay" feature policy ["self"\] allows the top-level document.]
    expected:
      if os == "mac": [PASS, TIMEOUT]