[empathy] tp-chat: prepare CONTACTS before our custom feature

[Guillaume Desmottes <gdesmott src gnome org>]

commit afd6c51230db7c8573c7768685c26370a13259c8
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Thu Oct 24 17:11:56 2013 +0200

    tp-chat: prepare CONTACTS before our custom feature
    
    We rely on TP_CHANNEL_FEATURE_CONTACTS being prepared when preparing
    EMPATHY_TP_CHAT_FEATURE_READY.

 libempathy/empathy-tp-chat.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/libempathy/empathy-tp-chat.c b/libempathy/empathy-tp-chat.c
index f76c5b9..6d2d0a9 100644
--- a/libempathy/empathy-tp-chat.c
+++ b/libempathy/empathy-tp-chat.c
@@ -967,13 +967,14 @@ static const TpProxyFeature *
 tp_chat_list_features (TpProxyClass *cls G_GNUC_UNUSED)
 {
   static TpProxyFeature features[N_FEAT + 1] = { { 0 } };
-  static GQuark need[2] = {0, 0};
+  static GQuark need[3] = {0, 0, 0};
 
   if (G_LIKELY (features[0].name != 0))
     return features;
 
   features[FEAT_READY].name = EMPATHY_TP_CHAT_FEATURE_READY;
   need[0] = TP_TEXT_CHANNEL_FEATURE_INCOMING_MESSAGES;
+  need[1] = TP_CHANNEL_FEATURE_CONTACTS;
   features[FEAT_READY].depends_on = need;
   features[FEAT_READY].prepare_async =
     tp_chat_prepare_ready_async;