Comment 2 for bug 742189

StacktraceTop:
 SimpleLauncherIcon::OnIconThemeChanged(_GtkIconTheme*, void*) () from /usr/lib/compiz/libunityshell.so
 g_cclosure_marshal_VOID__VOID (closure=0xa80d960, return_value=0x0, n_param_values=1, param_values=0xa26ef50, invocation_hint=0xbf941620, marshal_data=0x0) at /build/buildd/glib2.0-2.28.4/./gobject/gmarshal.c:79
 g_closure_invoke (closure=0xa80d960, return_value=0x0, n_param_values=1, param_values=0xa26ef50, invocation_hint=0xbf941620) at /build/buildd/glib2.0-2.28.4/./gobject/gclosure.c:767
 signal_emit_unlocked_R (node=0x9c8fd68, detail=0, instance=0x98c4488, emission_return=0x0, instance_and_params=0xa26ef50) at /build/buildd/glib2.0-2.28.4/./gobject/gsignal.c:3252
 g_signal_emit_valist (instance=0x98c4488, signal_id=182, detail=0, var_args=0xbf9417dc "0\001n\006") at /build/buildd/glib2.0-2.28.4/./gobject/gsignal.c:2983