[anchor-scope-shadow-names.html]
  [anchor-scope matches tree-scoped names]
    expected: FAIL

  [anchor-scope in shadow does not affect slotted-in element]
    expected: FAIL

  [anchor-scope in ::slotted() rule does not affect anchoring outside]
    expected: FAIL

  [anchor-scope in shadow does not affected slotted-in element (:host)]
    expected: FAIL