prefs: [privacy.clearSiteDataHeader.cache.bfcache.enabled:true]
[clear-cache-bfcache.https.html]
  [BfCached document shouldn't be cached after receiving clear-cache header from the same origin.]
    expected:
      if not sessionHistoryInParent and not fission: FAIL

  [BfCached document shouldn't be cached after receiving clear-cache header from another window.]
    expected:
      if not sessionHistoryInParent and not fission: FAIL