[serial-allowed-by-permissions-policy-attribute.https.sub.html]
  expected: TIMEOUT
  [Permissions policy "serial" can be enabled in same-origin iframe using allow="serial" attribute]
    expected: TIMEOUT

  [Permissions policy "serial" can be enabled in a worker in same-origin iframe using allow="serial" attribute]
    expected: TIMEOUT

  [Permissions policy "serial" can be enabled in cross-origin iframe using allow="serial" attribute]
    expected: TIMEOUT

  [Permissions policy "serial" can be enabled in a worker in cross-origin iframe using allow="serial" attribute]
    expected: TIMEOUT

  [Inherited header permissions policy allows dedicated workers.]
    expected: FAIL