This will be needed for gnome-software, thanks https://gitweb.gentoo.org/proj/gnome.git/tree/app-admin/packagekit-base
I will take over this package into the Gnome herd a bit later this week so we can move forward with gnome-packagekit and gnome-software currently stuck outdated or out of tree because of this.
Bumped. I'll update metadata later probably if no-one beats me to it.