Frequent D-Bus service launched with name: net.reactivated.Fprint

[Robert Moskowitz]

With the resent talk about dbus problems, I did a grep of messages for 
dbus and found FREQUENT:

Dec 31 21:59:50 lx120e dbus-daemon[981]: dbus[981]: [system] Activating 
service name='net.reactivated.Fprint' (using servicehelper)
Dec 31 21:59:50 lx120e dbus[981]: [system] Activating service 
name='net.reactivated.Fprint' (using servicehelper)
Dec 31 21:59:50 lx120e dbus-daemon[981]: Launching FprintObject
Dec 31 21:59:50 lx120e dbus-daemon[981]: dbus[981]: [system] 
Successfully activated service 'net.reactivated.Fprint'
Dec 31 21:59:50 lx120e dbus[981]: [system] Successfully activated 
service 'net.reactivated.Fprint'
Dec 31 21:59:50 lx120e dbus-daemon[981]: ** Message: D-Bus service 
launched with name: net.reactivated.Fprint
Dec 31 21:59:50 lx120e dbus-daemon[981]: ** Message: entering main loop

What is Fprint and why is it getting reactivated?