[fixed-z-index-blend.html]
  disabled:
    if os == "mac": https://bugzilla.mozilla.org/show_bug.cgi?id=1552460
    if os == "win": https://bugzilla.mozilla.org/show_bug.cgi?id=1552460
    if os == "android": https://bugzilla.mozilla.org/show_bug.cgi?id=1559313
  expected:
    if (os == "win") and (version == "10.0.17134"): FAIL
    if webrender and not debug and not fission: ["PASS", "FAIL"]
    if webrender and not debug and fission: PASS
    if webrender and debug: PASS
    FAIL
