Land Recent QUIC changes.

net/quic/quic_client_session.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // A client specific QuicSession subclass.  This class owns the underlying
 // QuicConnection and QuicConnectionHelper objects.  The connection stores
 // a non-owning pointer to the helper so this session needs to ensure that
 // the helper outlives the connection.
 
 #ifndef NET_QUIC_QUIC_CLIENT_SESSION_H_
@@ skipping 114 matching lines @@
   // Close the session because of |error| and notifies the factory
   // that this session has been closed, which will delete the session.
   void CloseSessionOnError(int error);
 
   base::Value* GetInfoAsValue(const HostPortPair& pair) const;
 
   const BoundNetLog& net_log() const { return net_log_; }
 
   base::WeakPtr<QuicClientSession> GetWeakPtr();
 
+  // Returns the number of client hello messages that have been sent on the
+  // crypto stream. If the handshake has completed then this is one greater
+  // than the number of round-trips needed for the handshake.
+  int GetNumSentClientHellos() const;
+
  protected:
   // QuicSession methods:
   virtual ReliableQuicStream* CreateIncomingReliableStream(
       QuicStreamId id) OVERRIDE;
 
  private:
   friend class test::QuicClientSessionPeer;
 
   typedef std::list<StreamRequest*> StreamRequestQueue;
 
@@ skipping 24 matching lines @@
   BoundNetLog net_log_;
   QuicConnectionLogger logger_;
   base::WeakPtrFactory<QuicClientSession> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicClientSession);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_CLIENT_SESSION_H_