Pass the client end handle of the network-to-daemon IPC channel via handle inheritance.

remoting/host/win/wts_session_process_delegate.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_WIN_WTS_SESSION_PROCESS_DELEGATE_H_
 #define REMOTING_HOST_WIN_WTS_SESSION_PROCESS_DELEGATE_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "remoting/host/win/worker_process_launcher.h"
 
 class FilePath;
 
 namespace base {
 class SingleThreadTaskRunner;
 } // namespace base
 
+namespace IPC {
+class Listener;
+class Message;
+} // namespace base
+
 namespace remoting {
 
 // Implements logic for launching and monitoring a worker process in a different
 // session.
 class WtsSessionProcessDelegate
     : public WorkerProcessLauncher::Delegate {
  public:
   WtsSessionProcessDelegate(
       scoped_refptr<base::SingleThreadTaskRunner> main_task_runner,
       scoped_refptr<base::SingleThreadTaskRunner> io_task_runner,
       const FilePath& binary_path,
       uint32 session_id,
-      bool launch_elevated);
+      bool launch_elevated,
+      const std::string& channel_security);
   ~WtsSessionProcessDelegate();
 
+  // IPC::Sender implementation.
+  virtual bool Send(IPC::Message* message) OVERRIDE;
+
   // WorkerProcessLauncher::Delegate implementation.
   virtual DWORD GetExitCode() OVERRIDE;
   virtual void KillProcess(DWORD exit_code) OVERRIDE;
   virtual bool LaunchProcess(
-      const std::string& channel_name,
+      IPC::Listener* delegate,
       base::win::ScopedHandle* process_exit_event_out) OVERRIDE;
 
  private:
   // The actual implementation resides in WtsSessionProcessDelegate::Core class.
   class Core;
   scoped_refptr<Core> core_;
 
   DISALLOW_COPY_AND_ASSIGN(WtsSessionProcessDelegate);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_WIN_WTS_SESSION_PROCESS_DELEGATE_H_