Add TransportSession interface to prepare for WebRTC-based transport.

remoting/protocol/ice_transport_factory.h

+// Copyright 2015 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_ICE_TRANSPORT_FACTORY_H_
+#define REMOTING_PROTOCOL_ICE_TRANSPORT_FACTORY_H_
+
+#include "base/macros.h"
+#include "remoting/protocol/network_settings.h"
+#include "remoting/protocol/transport.h"
+
+namespace cricket {
+class HttpPortAllocatorBase;
+}  // namespace cricket
+
+namespace remoting {
+
+class SignalStrategy;
+
+namespace protocol {
+
+class LibjingleTransportFactory;
+
+class IceTransportFactory : public TransportFactory {
+ public:
+  IceTransportFactory(
+      SignalStrategy* signal_strategy,
+      scoped_ptr<cricket::HttpPortAllocatorBase> port_allocator,
+      const NetworkSettings& network_settings,
+      TransportRole role);
+  ~IceTransportFactory() override;
+
+  // TransportFactory interface.
+  void PrepareTokens() override;
+  scoped_ptr<TransportSession> CreateTransportSession() override;
+
+ private:
+  scoped_ptr<LibjingleTransportFactory> libjingle_transport_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(IceTransportFactory);
+};
+
+}  // namespace protocol
+}  // namespace remoting
+
+#endif  // REMOTING_PROTOCOL_ICE_TRANSPORT_FACTORY_H_