/usr/share/desktop-directories/X-GNOME-Flashback-Settings-System.directory is in gnome-flashback-common 3.18.2-1ubuntu1.
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]
Type=Directory
Name=Administration
Comment=Change system-wide settings (affects all users)
Icon[cs]=preferences-system
Icon[de]=preferences-system
Icon[el]=preferences-system
Icon[hu]=preferences-system
Icon[pl]=preferences-system
Icon[pt]=preferences-system
Icon[pt_BR]=preferences-system
Icon[ru]=preferences-system
Icon=preferences-system
X-Ubuntu-Gettext-Domain=gnome-flashback
|