[ShadowRoot-createElement.tentative.html]
[ShadowRoot.createElement() for autonomous custom element]
expected: FAIL
[ShadowRoot.createElementNS() for autonomous custom element]
expected: FAIL
[ShadowRoot.createElement() for customized built-in element]
expected: FAIL
[ShadowRoot.createElementNS() for customized built-in element]
expected: FAIL