Emit the connected signal after setting up the connection.

Otherwise, we might miss the first a few DBus and IBus signals.

BUG=http://crosbug.com/11144
TEST=see the bug.

Review URL: http://codereview.appspot.com/4029043

src/ibusbus.c

@@ -218,14 +218,14 @@ ibus_bus_connect (IBusBus *bus)
                           "closed",
                           (GCallback) _connection_closed_cb,
                           bus);
-        g_signal_emit (bus, bus_signals[CONNECTED], 0);
-
         if (bus->priv->watch_dbus_signal) {
             ibus_bus_watch_dbus_signal (bus);
         }
         if (bus->priv->watch_ibus_signal) {
             ibus_bus_watch_ibus_signal (bus);
         }
+
+        g_signal_emit (bus, bus_signals[CONNECTED], 0);
     }
 }