diff -r 9d7ce34704c8 -r b564fb5fd78b commsfwsupport/commselements/factories/inc/factory.h
--- a/commsfwsupport/commselements/factories/inc/factory.h	Tue Aug 31 16:25:36 2010 +0300
+++ b/commsfwsupport/commselements/factories/inc/factory.h	Wed Sep 01 12:35:48 2010 +0100
@@ -100,6 +100,9 @@
 
 	IMPORT_C void RegisterNotifierL(const IFactoryNotify& aFactoryNotify);
 	IMPORT_C void DeRegisterNotifier(const IFactoryNotify& aFactoryNotify);
+	// Called by a node to indicate that an interface state change has taken place.  The factory then propagates
+	// this to all observers that have registered to be notified.
+    IMPORT_C void InterfaceStateChange(const TDesC8& aInfo);
 
 protected:
 	IMPORT_C explicit CFactoryBase(TUid aFactoryUid, CFactoryContainer& aParentContainer);