[empathy: 13/19] use the TpChannel:chat-state-changed signal

[Guillaume Desmottes <gdesmott src gnome org>]

commit c97c920a473ac08460f3869db70a6bb829c9317d
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Mon Apr 18 14:48:47 2011 +0200

    use the TpChannel:chat-state-changed signal

 libempathy/empathy-tp-chat.c |   11 ++++-------
 1 files changed, 4 insertions(+), 7 deletions(-)
---
diff --git a/libempathy/empathy-tp-chat.c b/libempathy/empathy-tp-chat.c
index 5801125..a56c08a 100644
--- a/libempathy/empathy-tp-chat.c
+++ b/libempathy/empathy-tp-chat.c
@@ -483,14 +483,13 @@ static void
 tp_chat_state_changed_cb (TpChannel *channel,
 			  TpHandle   handle,
 			  TpChannelChatState state,
-			  gpointer   user_data,
-			  GObject   *chat)
+			  EmpathyTpChat *chat)
 {
 	EmpathyTpChatPriv *priv = GET_PRIV (chat);
 
 	empathy_tp_contact_factory_get_from_handle (priv->connection, handle,
 		tp_chat_state_changed_got_contact_cb, GUINT_TO_POINTER (state),
-		NULL, chat);
+		NULL, G_OBJECT (chat));
 }
 
 static void
@@ -847,10 +846,8 @@ check_almost_ready (EmpathyTpChat *chat)
 	tp_g_signal_connect_object (priv->channel, "message-sent",
 		G_CALLBACK (message_sent_cb), chat, 0);
 
-	tp_cli_channel_interface_chat_state_connect_to_chat_state_changed (priv->channel,
-									   tp_chat_state_changed_cb,
-									   NULL, NULL,
-									   G_OBJECT (chat), NULL);
+	tp_g_signal_connect_object (priv->channel, "chat-state-changed",
+		G_CALLBACK (tp_chat_state_changed_cb), chat, 0);
 
 	check_ready (chat);
 }