Comment 38 for bug 1574120

Ok.

Commented out the HandleLidSwitchDocked=suspend line and restarted systemd-logind.

Closed lid, waited a minute, the bug showed itself, the system did not suspend.

neilw@NWPS-LAP:/etc/systemd$ systemd-inhibit
     Who: Unity (UID 1000/neilw, PID 1463/compiz)
    What: sleep
     Why: Unity needs to lock the screen
    Mode: delay

     Who: neilw (UID 1000/neilw, PID 1448/unity-settings-)
    What: handle-power-key:handle-suspend-key:handle-hibernate-key
     Why: GNOME handling keypresses
    Mode: block

     Who: neilw (UID 1000/neilw, PID 1448/unity-settings-)
    What: sleep
     Why: GNOME needs to lock the screen
    Mode: delay

     Who: Telepathy (UID 1000/neilw, PID 1729/mission-control)
    What: shutdown:sleep
     Why: Disconnecting IM accounts before suspend/shutdown...
    Mode: delay

     Who: NetworkManager (UID 0/root, PID 2218/NetworkManager)
    What: sleep
     Why: NetworkManager needs to turn off networks
    Mode: delay

5 inhibitors listed.

neilw@NWPS-LAP:/etc/systemd$ xrandr
Screen 0: minimum 320 x 200, current 1366 x 768, maximum 8192 x 8192
LVDS connected primary 1366x768+0+0 (normal left inverted right x axis y axis) 344mm x 194mm
   1366x768 60.07*+ 40.04
   1280x720 59.86
   1152x768 59.78
   1024x768 59.92
   800x600 59.86
   848x480 59.66
   720x480 59.71
   640x480 59.38
HDMI-0 disconnected (normal left inverted right x axis y axis)
VGA-0 disconnected (normal left inverted right x axis y axis)

neilw@NWPS-LAP:/etc/systemd$ loginctl
   SESSION UID USER SEAT
        c2 1000 neilw seat0

1 sessions listed.