/usr/share/ is in packagekit 0.8.17-4ubuntu6~gcc5.4ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/dbus-1/
/usr/share/dbus-1/system-services/
/usr/share/dbus-1/system-services/org.freedesktop.PackageKit.service
/usr/share/dbus-1/interfaces/
/usr/share/dbus-1/interfaces/org.freedesktop.PackageKit.xml
/usr/share/dbus-1/interfaces/org.freedesktop.PackageKit.Transaction.xml
/usr/share/PackageKit/
/usr/share/PackageKit/pk-upgrade-distro.sh
/usr/share/PackageKit/helpers/
/usr/share/PackageKit/helpers/test_spawn/
/usr/share/PackageKit/helpers/test_spawn/search-name.sh
/usr/share/polkit-1/
/usr/share/polkit-1/rules.d/
/usr/share/polkit-1/rules.d/org.freedesktop.packagekit.rules
/usr/share/polkit-1/actions/
/usr/share/polkit-1/actions/org.freedesktop.packagekit.policy
/usr/share/doc/
/usr/share/doc/packagekit/
/usr/share/doc/packagekit/README.Debian
/usr/share/doc/packagekit/copyright
/usr/share/doc/packagekit/NEWS.gz
/usr/share/doc/packagekit/changelog.Debian.gz