[idlharness.html]
  [CSSSupportsConditionRule interface: existence and properties of interface object]
    expected: FAIL

  [CSSSupportsConditionRule interface object length]
    expected: FAIL

  [CSSSupportsConditionRule interface object name]
    expected: FAIL

  [CSSSupportsConditionRule interface: existence and properties of interface prototype object]
    expected: FAIL

  [CSSSupportsConditionRule interface: existence and properties of interface prototype object's "constructor" property]
    expected: FAIL

  [CSSSupportsConditionRule interface: existence and properties of interface prototype object's @@unscopables property]
    expected: FAIL

  [CSSSupportsConditionRule interface: attribute name]
    expected: FAIL