Rename QuicSession::GetCryptoStream() to GetMutableCryptoStream(). Add a const GetCryptoStream(). M…

net/tools/quic/quic_client_session.cc

 // 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.
 
 #include "net/tools/quic/quic_client_session.h"
 
 #include "net/log/net_log_with_source.h"
 #include "net/quic/chromium/crypto/proof_verifier_chromium.h"
 #include "net/quic/core/crypto/crypto_protocol.h"
 #include "net/quic/core/quic_server_id.h"
@@ skipping 57 matching lines @@
   stream->SetPriority(priority);
   QuicSpdyClientStream* stream_ptr = stream.get();
   ActivateStream(std::move(stream));
   return stream_ptr;
 }
 
 std::unique_ptr<QuicSpdyClientStream> QuicClientSession::CreateClientStream() {
   return QuicMakeUnique<QuicSpdyClientStream>(GetNextOutgoingStreamId(), this);
 }
 
-QuicCryptoClientStreamBase* QuicClientSession::GetCryptoStream() {
+QuicCryptoClientStreamBase* QuicClientSession::GetMutableCryptoStream() {
   return crypto_stream_.get();
 }
 
+const QuicCryptoClientStreamBase* QuicClientSession::GetCryptoStream() const {
+  return crypto_stream_.get();
+}
+
 void QuicClientSession::CryptoConnect() {
   DCHECK(flow_controller());
   crypto_stream_->CryptoConnect();
 }
 
 int QuicClientSession::GetNumSentClientHellos() const {
   return crypto_stream_->num_sent_client_hellos();
 }
 
 int QuicClientSession::GetNumReceivedServerConfigUpdates() const {
@@ skipping 36 matching lines @@
   return QuicMakeUnique<QuicCryptoClientStream>(
       server_id_, this, new ProofVerifyContextChromium(0, NetLogWithSource()),
       crypto_config_, this);
 }
 
 bool QuicClientSession::IsAuthorized(const string& authority) {
   return true;
 }
 
 }  // namespace net