[gdm] chooser: fix duplicate entry in the list

[Ray Strode <halfline src gnome org>]

commit 9dbebda6073e5235d9a4ba7832af914131ab9310
Author: Ray Strode <rstrode redhat com>
Date:   Fri Mar 31 15:11:03 2017 -0400

    chooser: fix duplicate entry in the list
    
    https://bugzilla.gnome.org/show_bug.cgi?id=780787

 chooser/gdm-host-chooser-widget.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/chooser/gdm-host-chooser-widget.c b/chooser/gdm-host-chooser-widget.c
index f9200aa..b892461 100644
--- a/chooser/gdm-host-chooser-widget.c
+++ b/chooser/gdm-host-chooser-widget.c
@@ -273,8 +273,8 @@ decode_packet (GIOChannel           *source,
                 /* server changed it's mind */
                 if (header.opcode == WILLING
                     && ! gdm_chooser_host_get_willing (chooser_host)) {
-                        g_object_set (chooser_host, "willing", TRUE, NULL);
                         browser_add_host (widget, chooser_host);
+                        g_object_set (chooser_host, "willing", TRUE, NULL);
                 }
                 /* FIXME: handle unwilling? */
         }