prefs: [privacy.partition.network_state:true]
[network-partition-key.html]
  [about:blank from opaque origin iframe]
    expected: FAIL

  [CSP sandbox]
    expected:
      if (os == "linux") and fission and tsan: [PASS, FAIL]
      if (os == "linux") and not fission and debug: [PASS, FAIL]
      if (os == "linux") and not fission and not debug: [FAIL, PASS]
      if (os == "mac") and debug: [PASS, FAIL]