/usr/share/dbus-1/services/com.canonical.hud.service is in indicator-appmenu 0.3.97-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | [D-BUS Service]
Name=com.canonical.hud
Exec=/usr/lib/indicator-appmenu/hud-service
|