Restrict QUIC session pool when channel ID is present.

net/quic/quic_crypto_client_stream.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/quic/quic_crypto_client_stream.h"
 
 #include "net/quic/crypto/crypto_protocol.h"
 #include "net/quic/crypto/crypto_utils.h"
 #include "net/quic/crypto/null_encrypter.h"
 #include "net/quic/quic_client_session_base.h"
@@ skipping 91 matching lines @@
 bool QuicCryptoClientStream::CryptoConnect() {
   next_state_ = STATE_INITIALIZE;
   DoHandshakeLoop(NULL);
   return true;
 }
 
 int QuicCryptoClientStream::num_sent_client_hellos() const {
   return num_client_hellos_;
 }
 
+bool QuicCryptoClientStream::WasChannelIDSent() const {
+  return channel_id_key_.get() != NULL;

[wtc, 2014/07/01 23:00:15]

Please add a TODO comment that we should replace this with a boolean data member
channel_id_sent_ to allow us to free channel_id_key_ after we're done using it.

[Ryan Hamilton, 2014/07/01 23:26:20]

Done.

+}
+
 // kMaxClientHellos is the maximum number of times that we'll send a client
 // hello. The value 3 accounts for:
 //   * One failure due to an incorrect or missing source-address token.
 //   * One failure due the server's certificate chain being unavailible and the
 //     server being unwilling to send it without a valid source-address token.
 static const int kMaxClientHellos = 3;
 
 void QuicCryptoClientStream::DoHandshakeLoop(
     const CryptoHandshakeMessage* in) {
   CryptoHandshakeMessage out;
@@ skipping 328 matching lines @@
     }
   }
   return false;
 }
 
 QuicClientSessionBase* QuicCryptoClientStream::client_session() {
   return reinterpret_cast<QuicClientSessionBase*>(session());
 }
 
 }  // namespace net