Revert of Move PseudoTCP and channel auth out of LibjingleTransportFactory.

remoting/protocol/datagram_channel_factory.h

-// Copyright 2014 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.
-
-#ifndef REMOTING_PROTOCOL_DATAGRAM_CHANNEL_FACTORY_H_
-#define REMOTING_PROTOCOL_DATAGRAM_CHANNEL_FACTORY_H_
-
-namespace net {
-class Socket;
-}  // namespace net
-
-namespace remoting {
-namespace protocol {
-
-class DatagramChannelFactory {
- public:
-  typedef base::Callback<void(scoped_ptr<net::Socket>)>
-      ChannelCreatedCallback;
-
-  DatagramChannelFactory() {}
-
-  // Creates new channels and calls the |callback| when then new channel is
-  // created and connected. The |callback| is called with NULL if channel setup
-  // failed for any reason. Callback may be called synchronously, before the
-  // call returns. All channels must be destroyed, and CancelChannelCreation()
-  // called for any pending channels, before the factory is destroyed.
-  virtual void CreateChannel(const std::string& name,
-                             const ChannelCreatedCallback& callback) = 0;
-
-  // Cancels a pending CreateChannel() operation for the named channel. If the
-  // channel creation already completed then canceling it has no effect. When
-  // shutting down this method must be called for each channel pending creation.
-  virtual void CancelChannelCreation(const std::string& name) = 0;
-
- protected:
-  virtual ~DatagramChannelFactory() {}
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(DatagramChannelFactory);
-};
-
-}  // namespace protocol
-}  // namespace remoting
-
-#endif  // REMOTING_PROTOCOL_DATAGRAM_CHANNEL_FACTORY_H_