/usr/share/app-install/desktop/gtimer:gtimer.desktop is in app-install-data 0.12.04.4.
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 8 9 10 11 12 13 14 | [Desktop Entry]
X-AppInstall-Package=gtimer
X-AppInstall-Popcon=2
X-AppInstall-Section=universe
Version=1.0
Type=Application
Name=GTimer
Comment=GTK-based X11 task timer
Exec=gtimer
Icon=gtimer
Categories=Utility;Clock;GTK;
X-Ubuntu-Gettext-Domain=app-install-data
|