[TrustedTypePolicyFactory-constants.html]
  [trustedTypes.emptyHTML returns the intended value.]
    expected: FAIL

  [trustedTypes.emptyHTML cannot be redefined.]
    expected: FAIL

  [trustedTypes.emptyHTML cannot be redefined via defineProperty.]
    expected: FAIL

  [trustedTypes.emptyScript returns the intended value.]
    expected: FAIL

  [trustedTypes.emptyScript cannot be redefined.]
    expected: FAIL

  [trustedTypes.emptyScript cannot be redefined via defineProperty.]
    expected: FAIL