Comment 2 for bug 1302668

StacktraceTop:
 XOpenDevice (dpy=0x1b29730, id=id@entry=13) at ../../src/XOpenDev.c:83
 synaptics_check_capabilities (dialog=dialog@entry=0x2212500) at gnome-mouse-properties.c:108
 device_changed (device_manager=<optimized out>, device=<optimized out>, dialog=0x2212500) at gnome-mouse-properties.c:264
 g_closure_invoke (closure=0x26a6490, return_value=0x0, n_param_values=2, param_values=0x7fff51c25b20, invocation_hint=0x7fff51c25ac0) at /build/buildd/glib2.0-2.40.0/./gobject/gclosure.c:768
 signal_emit_unlocked_R (node=node@entry=0x1b49310, detail=detail@entry=0, instance=instance@entry=0x1b14ed0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff51c25b20) at /build/buildd/glib2.0-2.40.0/./gobject/gsignal.c:3551