Remove all blimp network code.

blimp/net/engine_connection_manager.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 BLIMP_NET_ENGINE_CONNECTION_MANAGER_H_
-#define BLIMP_NET_ENGINE_CONNECTION_MANAGER_H_
-
-#include <memory>
-#include <vector>
-
-#include "base/gtest_prod_util.h"
-#include "base/macros.h"
-#include "blimp/net/blimp_net_export.h"
-#include "blimp/net/connection_handler.h"
-#include "net/base/ip_endpoint.h"
-#include "net/log/net_log.h"
-
-namespace blimp {
-
-class BlimpEngineTransport;
-
-// Coordinates the channel creation and authentication workflows for
-// incoming (Engine) network connections.
-//
-// TODO(kmarshall): Add rate limiting and abuse handling logic.
-class BLIMP_NET_EXPORT EngineConnectionManager {
- public:
-  enum class EngineTransportType { TCP, GRPC };
-
-  // Caller is responsible for ensuring that |connection_handler| outlives
-  // |this|.
-  explicit EngineConnectionManager(ConnectionHandler* connection_handler,
-                                   net::NetLog* net_log);
-
-  ~EngineConnectionManager();
-
-  // Adds a transport and accepts new BlimpConnections from it as fast as they
-  // arrive. The |ip_endpoint| will receive the actual port-number if the
-  // provided one is not available for listening.
-  void ConnectTransport(net::IPEndPoint* ip_endpoint,
-                        EngineTransportType transport_type);
-
- private:
-  // Invokes transport_->Connect to listen for a connection.
-  void Connect();
-
-  // Callback invoked by |transport_| to indicate that it has a connection
-  // ready to be authenticated.
-  void OnConnectResult(int result);
-
-  ConnectionHandler* connection_handler_;
-  net::NetLog* net_log_;
-  std::unique_ptr<BlimpEngineTransport> transport_;
-
-  DISALLOW_COPY_AND_ASSIGN(EngineConnectionManager);
-};
-
-}  // namespace blimp
-
-#endif  // BLIMP_NET_ENGINE_CONNECTION_MANAGER_H_