Support a user-provided string for the TLS ALPN extension.

webrtc/p2p/client/basicportallocator.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 1426 matching lines @@
                               session_->allocator()->origin());
       turn_ports_.push_back(port);
       // Listen to the port destroyed signal, to allow AllocationSequence to
       // remove entrt from it's map.
       port->SignalDestroyed.connect(this, &AllocationSequence::OnPortDestroyed);
     } else {
       port = TurnPort::Create(
           session_->network_thread(), session_->socket_factory(), network_,
           session_->allocator()->min_port(), session_->allocator()->max_port(),
           session_->username(), session_->password(), *relay_port,
-          config.credentials, config.priority, session_->allocator()->origin());
+          config.credentials, config.priority, session_->allocator()->origin(),
+          config.tls_alpn_protocols);
     }
     RTC_DCHECK(port != NULL);
     port->SetTlsCertPolicy(config.tls_cert_policy);
     session_->AddAllocatedPort(port, this, true);
   }
 }
 
 void AllocationSequence::OnReadPacket(
     rtc::AsyncPacketSocket* socket, const char* data, size_t size,
     const rtc::SocketAddress& remote_addr,
@@ skipping 113 matching lines @@
   ServerAddresses servers;
   for (size_t i = 0; i < relays.size(); ++i) {
     if (relays[i].type == turn_type && SupportsProtocol(relays[i], type)) {
       servers.insert(relays[i].ports.front().address);
     }
   }
   return servers;
 }
 
 }  // namespace cricket