[document-exit-fullscreen-twice.html]
  expected:
    if (os == "win") and not debug and (processor == "x86_64"): [OK, CRASH]
    if (os == "mac") and debug: [OK, ERROR]
    if (os == "mac") and not debug: [OK, TIMEOUT]
  [Document#exitFullscreen() called twice]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL, TIMEOUT]