Remove all blimp network code.

blimp/net/message_port.h

-// Copyright 2016 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 BLIMP_NET_MESSAGE_PORT_H_
-#define BLIMP_NET_MESSAGE_PORT_H_
-
-#include <memory>
-
-#include "base/macros.h"
-#include "base/supports_user_data.h"
-#include "blimp/net/blimp_net_export.h"
-
-namespace net {
-class StreamSocket;
-}
-
-namespace blimp {
-
-class PacketReader;
-class PacketWriter;
-
-// A duplexed pair of a framed reader and writer.
-class BLIMP_NET_EXPORT MessagePort {
- public:
-  MessagePort(std::unique_ptr<PacketReader> reader,
-              std::unique_ptr<PacketWriter> writer);
-  virtual ~MessagePort();
-
-  static std::unique_ptr<MessagePort> CreateForStreamSocketWithCompression(
-      std::unique_ptr<net::StreamSocket> socket);
-
-  PacketReader* reader() const { return reader_.get(); }
-  PacketWriter* writer() const { return writer_.get(); }
-
- private:
-  std::unique_ptr<PacketReader> reader_;
-  std::unique_ptr<PacketWriter> writer_;
-
-  DISALLOW_COPY_AND_ASSIGN(MessagePort);
-};
-
-}  // namespace blimp
-
-#endif  // BLIMP_NET_MESSAGE_PORT_H_