prefs:
  if os == "android": [marionette.setpermission.enabled:true, dom.storage_access.auto_grants:false, dom.storage_access.prompt.testing:true, dom.storage_access.prompt.testing.allow:false, network.cookie.cookieBehavior:5]
  [marionette.setpermission.enabled:true, dom.storage_access.auto_grants:false, dom.storage_access.prompt.testing:true, dom.storage_access.prompt.testing.allow:false]