Aqui estão as minhas, se isso ajudar ...
/usr/share/applications/indicator-session-shutdown.desktop
[Desktop Entry]
Name=Shut Down
TryExec=/usr/lib/indicator-session/gtk-logout-helper
Exec=/usr/lib/indicator-session/gtk-logout-helper --shutdown
Icon=system-shutdown
Terminal=false
Type=Application
OnlyShowIn=Unity;
Categories=System;
Version=1.0
X-Ubuntu-Gettext-Domain=indicator-session
/usr/share/applications/indicator-session-restart.desktop
[Desktop Entry]
Name=Restart
TryExec=/usr/lib/indicator-session/gtk-logout-helper
Exec=/usr/lib/indicator-session/gtk-logout-helper --restart
Icon=system-restart
Terminal=false
Type=Application
OnlyShowIn=Unity;
Categories=System;
Version=1.0
X-Ubuntu-Gettext-Domain=indicator-session
/usr/share/applications/indicator-session-logout.desktop
[Desktop Entry]
Name=Log Out
TryExec=/usr/lib/indicator-session/gtk-logout-helper
Exec=/usr/lib/indicator-session/gtk-logout-helper --logout
Icon=system-log-out
Terminal=false
Type=Application
OnlyShowIn=Unity;
Categories=System;
Version=1.0
X-Ubuntu-Gettext-Domain=indicator-session
/usr/share/applications/software-properties-gtk.desktop
[Desktop Entry]
Name=Software Sources
GenericName=Software Sources
Comment=Configure the sources for installable software and updates
Exec=software-properties-gtk
Icon=software-properties
Terminal=false
X-MultipleArgs=false
Type=Application
Categories=GNOME;GTK;Settings;X-GNOME-SystemSettings;X-GNOME-Settings-Panel;
MimeType=text/x-apt-sources-list;
X-KDE-SubstituteUID=true
X-Ubuntu-Gettext-Domain=software-properties
X-GNOME-Settings-Panel=software