[registered-property-cssom.html]
  [CSS.registerProperty]
    expected: FAIL

  [Formerly valid values are still readable from inline styles but are computed as the unset value]
    expected: FAIL

  [Values can be removed from inline styles]
    expected: FAIL

  [Stylesheets can be modified by CSSOM]
    expected: FAIL

  [Valid values can be set on inline styles]
    expected: FAIL

  [CSSOM setters function as expected for unregistered properties]
    expected:
      if os == "linux": [PASS, FAIL]