[FormControlRange-range-updates.html]
  [FormControlRange allows updating range on same element.]
    expected: FAIL

  [FormControlRange can switch between different form controls.]
    expected: FAIL

  [FormControlRange works with disconnected and then connected form controls.]
    expected: FAIL

  [FormControlRange can switch between connected and disconnected form controls.]
    expected: FAIL

  [FormControlRange collapses on full .value= replacement.]
    expected: FAIL