[empathy] chat_window_new_message_cb: check that we found the chatroom

[Guillaume Desmottes <gdesmott src gnome org>]

commit b7a5f478cc1e3828504f653b4a66b22f28523cb7
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Wed Mar 23 14:27:19 2011 +0100

    chat_window_new_message_cb: check that we found the chatroom
    
    There is a race, if the chatroom manager didn't parse the chatrooms list yet,
    this was crashing.

 src/empathy-chat-window.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/empathy-chat-window.c b/src/empathy-chat-window.c
index bf1ef6b..aacc301 100644
--- a/src/empathy-chat-window.c
+++ b/src/empathy-chat-window.c
@@ -1451,7 +1451,7 @@ chat_window_new_message_cb (EmpathyChat       *chat,
 		chatroom = empathy_chatroom_manager_find (priv->chatroom_manager,
 							  account, room);
 
-		if (empathy_chatroom_is_always_urgent (chatroom)) {
+		if (chatroom != NULL && empathy_chatroom_is_always_urgent (chatroom)) {
 			needs_urgency = TRUE;
 		} else {
 			needs_urgency = empathy_message_should_highlight (message);