Defer busname ownership until init complete

Avoid race conditions where applications expecting an object to be
present upon recipt of NameOwnerChanged find that the object hasn't
been created yet.

Change-Id: I4236a3898055a84b00e1eaf37f32e0192b683a0f
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/pychassisctl/chassis_control.py b/pychassisctl/chassis_control.py
index 56a2116..71bf533 100755
--- a/pychassisctl/chassis_control.py
+++ b/pychassisctl/chassis_control.py
@@ -239,9 +239,9 @@
     dbus.mainloop.glib.DBusGMainLoop(set_as_default=True)
 
     bus = get_dbus()
-    name = dbus.service.BusName(DBUS_NAME, bus)
     obj = ChassisControlObject(bus, OBJ_NAME)
     mainloop = gobject.MainLoop()
+    name = dbus.service.BusName(DBUS_NAME, bus)
 
     print "Running ChassisControlService"
     mainloop.run()