add out of call chat notifications

Now the user should received desktop notifications for chat messages
received if the Ring window is either not active, or if the chat
conversation is not open.

Tuleap: #268
Change-Id: I4e1735879f84b9e28c6ab5011cebd6c162606362
diff --git a/src/ringnotify.h b/src/ringnotify.h
index ba97e33..6dbe620 100644
--- a/src/ringnotify.h
+++ b/src/ringnotify.h
@@ -24,7 +24,7 @@
 #include "ring_client.h"
 
 class Call;
-class QString;
+class ContactMethod;
 
 G_BEGIN_DECLS
 
@@ -33,7 +33,7 @@
 gboolean ring_notify_is_initted();
 gboolean ring_notify_incoming_call(Call *call);
 void     ring_notify_monitor_chat_notifications(RingClient *client);
-gboolean ring_notify_close_chat_notification(Call *call);
+gboolean ring_notify_close_chat_notification(ContactMethod *cm);
 
 G_END_DECLS