[Draft] Fix canceling pin prompt causes host overload

remoting/protocol/jingle_session.h

Index: remoting/protocol/jingle_session.h
diff --git a/remoting/protocol/jingle_session.h b/remoting/protocol/jingle_session.h
index 189cb53c45fb2cabb4af82159c7cba4507942390..3b704fb359b91272bc3123429739f1ebfe6aaae6 100644
--- a/remoting/protocol/jingle_session.h
+++ b/remoting/protocol/jingle_session.h
@@ -132,9 +132,13 @@ class JingleSession : public Session,
 
   // Called after the initial incoming authenticator message is processed.
   void ContinueAcceptIncomingConnection();
+
   // Called after subsequent authenticator messages are processed.
   void ProcessAuthenticationStep();
 
+  // Called after the authenticating step is finished.
+  void ContinueAuthenticationStep();
+
   // Terminates the session and sends session-terminate if it is
   // necessary. |error| specifies the error code in case when the
   // session is being closed due to an error.
@@ -143,6 +147,9 @@ class JingleSession : public Session,
   // Sets |state_| to |new_state| and calls state change callback.
   void SetState(State new_state);
 
+  // Returns true if the state of the session is not CLOSED or FAILED
+  bool is_session_active();
+
   JingleSessionManager* session_manager_;
   std::string peer_jid_;
   scoped_ptr<CandidateSessionConfig> candidate_config_;
@@ -172,6 +179,8 @@ class JingleSession : public Session,
   // Pending remote candidates, received before the local channels were created.
   std::list<JingleMessage::NamedCandidate> pending_remote_candidates_;
 
+  base::WeakPtrFactory<JingleSession> weak_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(JingleSession);
 };