Remove PlatformFile from remoting

remoting/host/desktop_session_agent.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_AGENT_H_
 #define REMOTING_HOST_DESKTOP_SESSION_AGENT_H_
 
 #include <map>
 
 #include "base/basictypes.h"
@@ skipping 135 matching lines @@
   // Posted to |video_capture_task_runner_| to stop the video capturer.
   void StopVideoCapturer();
 
  private:
   class SharedBuffer;
   friend class SharedBuffer;
 
   // Called by SharedBuffer when it's destroyed.
   void OnSharedBufferDeleted(int id);
 
-  // Closes |desktop_pipe_| if it is open.
-  void CloseDesktopPipeHandle();
-
   // Task runner dedicated to running methods of |audio_capturer_|.
   scoped_refptr<AutoThreadTaskRunner> audio_capture_task_runner_;
 
   // Task runner on which public methods of this class should be called.
   scoped_refptr<AutoThreadTaskRunner> caller_task_runner_;
 
   // Task runner on which keyboard/mouse input is injected.
   scoped_refptr<AutoThreadTaskRunner> input_task_runner_;
 
   // Task runner used by the IPC channel.
@@ skipping 25 matching lines @@
   scoped_ptr<RemoteInputFilter> remote_input_filter_;
 
   // Used to apply client-requested changes in screen resolution.
   scoped_ptr<ScreenControls> screen_controls_;
 
   // IPC channel connecting the desktop process with the network process.
   scoped_ptr<IPC::ChannelProxy> network_channel_;
 
   // The client end of the network-to-desktop pipe. It is kept alive until
   // the network process connects to the pipe.
-  IPC::PlatformFileForTransit desktop_pipe_;
+  base::File desktop_pipe_;
 
   // Size of the most recent captured video frame.
   webrtc::DesktopSize current_size_;
 
   // Next shared buffer ID to be used.
   int next_shared_buffer_id_;
 
   // The number of currently allocated shared buffers.
   int shared_buffers_;
 
   // True if the desktop session agent has been started.
   bool started_;
 
   // Captures the screen.
   scoped_ptr<webrtc::ScreenCapturer> video_capturer_;
 
   // Keep reference to the last frame sent to make sure shared buffer is alive
   // before it's received.
   scoped_ptr<webrtc::DesktopFrame> last_frame_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopSessionAgent);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_DESKTOP_SESSION_AGENT_H_