[lang-attribute-shadow.window.html]
  [lang only on slot]
    expected: FAIL

  [lang only on host]
    expected: FAIL

  [lang on host and slot]
    expected: FAIL

  [lang on host and slotted element]
    expected: FAIL

  [lang on host and slot and slotted element]
    expected: FAIL

  [lang on slot inherits from shadow host]
    expected: FAIL

  [lang on slot inherits from parent]
    expected: FAIL