[background-change-during-smooth-scroll.html]
  expected:
    if (os == "linux") and (processor == "x86_64") and debug and not fission: OK
    if (os == "win") and (processor == "x86") and not debug: OK
    if (os == "win") and (processor == "x86_64") and swgl: [TIMEOUT, OK]
    if (os == "android") and not fission: OK
    [OK, TIMEOUT]
  [background change during smooth scroll]
    expected:
      if (os == "linux") and debug and not fission: PASS
      if (os == "win") and (processor == "x86") and not debug: PASS
      if (os == "win") and (processor == "x86_64") and swgl: [NOTRUN, PASS]
      if os == "android": PASS
      [PASS, NOTRUN]