[Element-customElements-exceptions.tentative.html]
  [customElements on a failed custom element created by calling createElement on CustomElementRegistry should return the registry]
    expected: FAIL

  [customElements on a failed custom element created by setting innerHTML should return the associated scoped registry]
    expected: FAIL

  [customElements on a failed custom element created by parser should return the specified custom regsitry]
    expected: FAIL