[inert-iframe-tabbing.html]
  [Sequential navigation can move within an inert iframe]
    bug: 1793738
    expected:
      if (os == "linux") and not debug and not asan and not tsan: [PASS, FAIL]
      [FAIL, PASS]

  [Sequential navigation can leave an inert iframe]
    expected:
      if (os == "linux") and not debug and not asan and not tsan: [PASS, FAIL]
      if (os == "mac") and not debug: [PASS, FAIL]