Revert "Reland "Remove GICE (gone forever!) and PORTALLOCATOR_ENABLE_SHARED_UFRAG (enabled forever)…

webrtc/p2p/base/rawtransport.h

-// TODO(pthatcher): Remove this file once Chrome's build files no
-// longer refer to it.
+/*
+ *  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.
+ */
+
+#ifndef WEBRTC_P2P_BASE_RAWTRANSPORT_H_
+#define WEBRTC_P2P_BASE_RAWTRANSPORT_H_
+
+#include <string>
+#include "webrtc/p2p/base/transport.h"
+
+#if defined(FEATURE_ENABLE_PSTN)
+namespace cricket {
+
+// Implements a transport that only sends raw packets, no STUN.  As a result,
+// it cannot do pings to determine connectivity, so it only uses a single port
+// that it thinks will work.
+class RawTransport : public Transport {
+ public:
+  RawTransport(rtc::Thread* signaling_thread,
+               rtc::Thread* worker_thread,
+               const std::string& content_name,
+               PortAllocator* allocator);
+  virtual ~RawTransport();
+
+ protected:
+  // Creates and destroys raw channels.
+  virtual TransportChannelImpl* CreateTransportChannel(int component);
+  virtual void DestroyTransportChannel(TransportChannelImpl* channel);
+
+ private:
+  friend class RawTransportChannel;  // For ParseAddress.
+
+  DISALLOW_COPY_AND_ASSIGN(RawTransport);
+};
+
+}  // namespace cricket
+
+#endif  // defined(FEATURE_ENABLE_PSTN)
+
+#endif  // WEBRTC_P2P_BASE_RAWTRANSPORT_H_