Use ChannelMojo between the remoting network and desktop processes.

remoting/host/desktop_session_win.h

 // Copyright (c) 2012 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_HOST_DESKTOP_SESSION_WIN_H_
 #define REMOTING_HOST_DESKTOP_SESSION_WIN_H_
 
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/time/time.h"
 #include "base/timer/timer.h"
 #include "base/win/scoped_handle.h"
-#include "ipc/ipc_platform_file.h"
+#include "ipc/ipc_channel_handle.h"
 #include "remoting/host/desktop_session.h"
 #include "remoting/host/win/wts_terminal_observer.h"
 #include "remoting/host/worker_process_ipc_delegate.h"
 
 namespace tracked_objects {
 class Location;
 }  // namespace tracked_objects
 
 namespace remoting {
 
@@ skipping 64 matching lines @@
   void OnChannelConnected(int32_t peer_pid) override;
   bool OnMessageReceived(const IPC::Message& message) override;
   void OnPermanentError(int exit_code) override;
 
   // WtsTerminalObserver implementation.
   void OnSessionAttached(uint32_t session_id) override;
   void OnSessionDetached() override;
 
  private:
   // ChromotingDesktopDaemonMsg_DesktopAttached handler.
-  void OnDesktopSessionAgentAttached(IPC::PlatformFileForTransit desktop_pipe);
+  void OnDesktopSessionAgentAttached(const IPC::ChannelHandle& desktop_pipe);
 
   // Requests the desktop process to crash.
   void CrashDesktopProcess(const tracked_objects::Location& location);
 
   // Reports time elapsed since previous event to the debug log.
   void ReportElapsedTime(const std::string& event);
 
   // Task runner on which public methods of this class should be called.
   scoped_refptr<AutoThreadTaskRunner> caller_task_runner_;
 
@@ skipping 17 matching lines @@
   base::OneShotTimer session_attach_timer_;
 
   base::Time last_timestamp_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopSessionWin);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_DESKTOP_SESSION_WIN_H_