[scrollbar-gutter-001.html]
  [overflow scroll, scrollbar-gutter auto]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]
      if os == "android": FAIL

  [overflow auto, scrollbar-gutter stable]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]
      if os == "android": FAIL

  [overflow scroll, scrollbar-gutter stable]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]
      if os == "android": FAIL

  [overflow hidden, scrollbar-gutter stable]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]
      if os == "android": FAIL

  [overflow auto, scrollbar-gutter stable both-edges]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]
      if os == "android": FAIL

  [overflow scroll, scrollbar-gutter stable both-edges]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]
      if os == "android": FAIL

  [overflow hidden, scrollbar-gutter stable both-edges]
    expected:
      if (os == "mac") and not debug: [PASS, FAIL]
      if os == "android": FAIL