Workaround for VS 2005 bug with inheritance from nested classes.

jingle/notifier/listener/mediator_thread_impl.h

Index: jingle/notifier/listener/mediator_thread_impl.h
diff --git a/jingle/notifier/listener/mediator_thread_impl.h b/jingle/notifier/listener/mediator_thread_impl.h
index 17efcad06113e4ab5e9a49526da20eb9ccd6c9b2..a4a1de6a348575faa0513d90c83260581dd5d337 100644
--- a/jingle/notifier/listener/mediator_thread_impl.h
+++ b/jingle/notifier/listener/mediator_thread_impl.h
@@ -46,7 +46,11 @@ class HostResolver;
 
 namespace notifier {
 
-class MediatorThreadImpl : public MediatorThread, public Login::Delegate,
+// Workaround for MSVS 2005 bug that fails to handle inheritance from a nested
+// class properly if it comes directly on a base class list.
+typedef Login::Delegate LoginDelegate;
+
+class MediatorThreadImpl : public MediatorThread, public LoginDelegate,
                            public sigslot::has_slots<> {
  public:
   explicit MediatorThreadImpl(const NotifierOptions& notifier_options);