Ensuring that UDP TURN servers are always used as STUN servers.

webrtc/base/proxyserver.h

 /*
  *  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 46 matching lines @@
   FifoBuffer in_buffer_;
   DISALLOW_COPY_AND_ASSIGN(ProxyBinding);
 };
 
 class ProxyServer : public sigslot::has_slots<> {
  public:
   ProxyServer(SocketFactory* int_factory, const SocketAddress& int_addr,
               SocketFactory* ext_factory, const SocketAddress& ext_ip);
   ~ProxyServer() override;
 
+  // Returns the address to which the proxy server is bound
+  SocketAddress GetServerAddress();
+
  protected:
   void OnAcceptEvent(AsyncSocket* socket);
   virtual AsyncProxyServerSocket* WrapSocket(AsyncSocket* socket) = 0;
   void OnBindingDestroyed(ProxyBinding* binding);
 
  private:
   typedef std::list<ProxyBinding*> BindingList;
   SocketFactory* ext_factory_;
   SocketAddress ext_ip_;
   scoped_ptr<AsyncSocket> server_socket_;
   BindingList bindings_;
   DISALLOW_COPY_AND_ASSIGN(ProxyServer);
 };
 
 // SocksProxyServer is a simple extension of ProxyServer to implement SOCKS.
 class SocksProxyServer : public ProxyServer {
  public:
   SocksProxyServer(SocketFactory* int_factory, const SocketAddress& int_addr,
                    SocketFactory* ext_factory, const SocketAddress& ext_ip)
       : ProxyServer(int_factory, int_addr, ext_factory, ext_ip) {
   }
  protected:
   AsyncProxyServerSocket* WrapSocket(AsyncSocket* socket) override;
   DISALLOW_COPY_AND_ASSIGN(SocksProxyServer);
 };
 
 }  // namespace rtc
 
 #endif  // WEBRTC_BASE_PROXYSERVER_H_