/usr/share/lightdm/sessions/ubuntu-touch.desktop is in ubuntu-touch-session 0.108+16.04.20160407-0ubuntu1.
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 7 | [Desktop Entry]
Name=Ubuntu Touch
Exec=ubuntu-touch-session
TryExec=ubuntu-touch-session
Type=Application
X-LightDM-Session-Type=mir
X-LightDM-DesktopName=Unity
|