/var/lib/polkit-1/localauthority/10-vendor.d/50-com.canonical.unity.wizard.pkla is in unity8-common 8.12+16.04.20160401-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | [Allow welcome wizard to set AccountsService fields]
Identity=unix-user:lightdm
Action=org.freedesktop.accounts.user-administration
ResultActive=yes
ResultInactive=no
ResultAny=no
|