Construct QuicSocketAddressImpl in QuicChromiumPacketReadder and pass it by const&.

net/quic/chromium/quic_chromium_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_CHROMIUM_QUIC_CHROMIUM_CLIENT_SESSION_H_
@@ skipping 323 matching lines @@
   void OnConnectionClosed(QuicErrorCode error,
                           const std::string& error_details,
                           ConnectionCloseSource source) override;
   void OnSuccessfulVersionNegotiation(const QuicVersion& version) override;
   void OnPathDegrading() override;
   bool HasOpenDynamicStreams() const override;
 
   // QuicChromiumPacketReader::Visitor methods:
   void OnReadError(int result, const DatagramClientSocket* socket) override;
   bool OnPacket(const QuicReceivedPacket& packet,
-                const IPEndPoint& local_address,
-                const IPEndPoint& peer_address) override;
+                const QuicSocketAddress& local_address,
+                const QuicSocketAddress& peer_address) override;
 
   // MultiplexedSession methods:
   bool GetRemoteEndpoint(IPEndPoint* endpoint) override;
   bool GetSSLInfo(SSLInfo* ssl_info) const override;
   Error GetTokenBindingSignature(crypto::ECPrivateKey* key,
                                  TokenBindingType tb_type,
                                  std::vector<uint8_t>* out) override;
 
   // Performs a crypto handshake with the server.
   int CryptoConnect(const CompletionCallback& callback);
@@ skipping 179 matching lines @@
   // the current sockets_.size() == the passed in value.
   bool migration_pending_;  // True while migration is underway.
   base::WeakPtrFactory<QuicChromiumClientSession> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicChromiumClientSession);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_CHROMIUM_QUIC_CHROMIUM_CLIENT_SESSION_H_