Added helper methods to get/set previous_cached_network_params_.

net/quic/quic_crypto_server_stream.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.
 
 #ifndef NET_QUIC_QUIC_CRYPTO_SERVER_STREAM_H_
 #define NET_QUIC_QUIC_CRYPTO_SERVER_STREAM_H_
 
 #include <string>
 
 #include "net/quic/crypto/crypto_handshake.h"
@@ skipping 66 matching lines @@
   // |on_handshake_complete| is true when this is called immediately after
   // handshake completes, and should be false for subsequent updates.
   virtual void SendServerConfigUpdate(
       const CachedNetworkParameters* cached_network_params,
       bool on_handshake_complete);
 
   // Called by the ServerHello AckNotifier once the SHLO has been ACKed by the
   // client.
   void OnServerHelloAcked();
 
+  void set_previous_cached_network_params(
+      CachedNetworkParameters cached_network_params);
+
  protected:
   virtual QuicErrorCode ProcessClientHello(
       const CryptoHandshakeMessage& message,
       const ValidateClientHelloResultCallback::Result& result,
       CryptoHandshakeMessage* reply,
       std::string* error_details);
 
   // Hook that allows the server to set QuicConfig defaults just
   // before going through the parameter negotiation step.
   virtual void OverrideQuicConfigDefaults(QuicConfig* config);
 
+  CachedNetworkParameters* get_previous_cached_network_params();
+
  private:
   friend class test::CryptoTestUtils;
 
   class ValidateCallback : public ValidateClientHelloResultCallback {
    public:
     explicit ValidateCallback(QuicCryptoServerStream* parent);
     // To allow the parent to detach itself from the callback before deletion.
     void Cancel();
 
     // From ValidateClientHelloResultCallback
@@ skipping 32 matching lines @@
   // store here, and send back in future STKs if we have no better bandwidth
   // estimate to send.
   scoped_ptr<CachedNetworkParameters> previous_cached_network_params_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicCryptoServerStream);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_CRYPTO_SERVER_STREAM_H_