[empathy] server-tls-handler: fix the variant type when fetching ServerCertificate

[Guillaume Desmottes <gdesmott src gnome org>]

commit 5a2ab98b57182804fa6a04c21a9cb9fcbc79bf09
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Tue Sep 25 15:32:19 2012 +0200

    server-tls-handler: fix the variant type when fetching ServerCertificate
    
    g_variant_lookup() fails if we don't specificy that this string is secretly an
    object path.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=684783

 libempathy/empathy-server-tls-handler.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libempathy/empathy-server-tls-handler.c b/libempathy/empathy-server-tls-handler.c
index 14ab1ab..7a6bdf1 100644
--- a/libempathy/empathy-server-tls-handler.c
+++ b/libempathy/empathy-server-tls-handler.c
@@ -145,7 +145,7 @@ tls_handler_init_async (GAsyncInitable *initable,
 
   g_variant_lookup (properties,
       EMP_IFACE_CHANNEL_TYPE_SERVER_TLS_CONNECTION ".ServerCertificate",
-      "&s", &cert_object_path);
+      "&o", &cert_object_path);
   bus_name = tp_proxy_get_bus_name (TP_PROXY (priv->channel));
 
   g_variant_unref (properties);