/usr/share/app-install/desktop/supertuxkart:supertuxkart.desktop is in app-install-data 15.10.
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 15 | [Desktop Entry]
X-AppInstall-Package=supertuxkart
X-AppInstall-Popcon=336
X-AppInstall-Section=universe
Name=SuperTuxKart
Icon=supertuxkart
GenericName=A kart racing game
Exec=supertuxkart
Terminal=false
StartupNotify=false
Type=Application
Categories=Game;ArcadeGame;
X-Ubuntu-Gettext-Domain=app-install-data
|