/usr/ is in indicator-application 12.10.1+17.04.20161201-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/indicators3/
/usr/lib/indicators3/7/
/usr/lib/indicators3/7/libapplication.so
/usr/lib/systemd/
/usr/lib/systemd/user/
/usr/lib/systemd/user/indicator-application.service
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/indicator-application/
/usr/lib/x86_64-linux-gnu/indicator-application/indicator-application-service
/usr/share/
/usr/share/doc/
/usr/share/doc/indicator-application/
/usr/share/doc/indicator-application/changelog.Debian.gz
/usr/share/doc/indicator-application/copyright
/usr/share/indicator-application/
/usr/share/indicator-application/ordering-override.keyfile
/usr/share/indicator-application/upstart/
/usr/share/indicator-application/upstart/xdg/
/usr/share/indicator-application/upstart/xdg/autostart/
/usr/share/indicator-application/upstart/xdg/autostart/indicator-application.desktop
/usr/share/upstart/
/usr/share/upstart/sessions/
/usr/share/upstart/sessions/indicator-application.conf
/usr/share/upstart/systemd-session/
/usr/share/upstart/systemd-session/upstart/
/usr/share/upstart/systemd-session/upstart/indicator-application.override