[sandbox-top-navigation-grandchild-sandboxed-cross-origin-parent.tentative.sub.window.html]
  expected:
    if (os == "linux") and debug and fission: [OK, TIMEOUT]
    if (os == "linux") and debug and not fission: [OK, CRASH]
    if (os == "mac") and debug: [OK, TIMEOUT]
    if (os == "linux") and not debug: [OK, TIMEOUT]
  [A same-origin sandboxed grandchild in a cross-origin parent can navigate top]
    expected:
      if (os == "linux") and debug and fission: [PASS, TIMEOUT]
      if (os == "mac") and debug: [PASS, TIMEOUT]
      if (os == "linux") and not debug: [PASS, TIMEOUT]