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

remoting/host/win/wts_console_session_process_driver.cc

 // 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.
 
 #include "remoting/host/win/wts_console_session_process_driver.h"
 
-#include <sddl.h>
-#include <limits>
-
 #include "base/base_switches.h"
-#include "base/bind.h"
-#include "base/bind_helpers.h"
 #include "base/file_path.h"
 #include "base/logging.h"
 #include "base/single_thread_task_runner.h"
 #include "base/path_service.h"
 #include "ipc/ipc_message.h"
 #include "remoting/host/win/worker_process_launcher.h"
 #include "remoting/host/win/wts_console_monitor.h"
 #include "remoting/host/win/wts_session_process_delegate.h"
 
 namespace {
@@ skipping 68 matching lines @@
     return;
   }
   FilePath host_binary = dir_path.Append(kMe2meHostBinaryName);
 
   // Create a Delegate capable of launching an elevated process in the session.
   scoped_ptr<WtsSessionProcessDelegate> delegate(
       new WtsSessionProcessDelegate(caller_task_runner_,
                                     io_task_runner_,
                                     host_binary,
                                     session_id,
-                                    true));
+                                    true,
+                                    kDaemonIpcSecurityDescriptor));
 
   // Use the Delegate to launch the host process.
-  launcher_.reset(new WorkerProcessLauncher(caller_task_runner_,
-                                            io_task_runner_,
-                                            delegate.Pass(),
-                                            this,
-                                            kDaemonIpcSecurityDescriptor));
+  launcher_.reset(new WorkerProcessLauncher(
+      caller_task_runner_, delegate.Pass(), this));
 }
 
 void WtsConsoleSessionProcessDriver::OnSessionDetached() {
   DCHECK(caller_task_runner_->BelongsToCurrentThread());
   DCHECK(launcher_.get() != NULL);
 
   launcher_.reset();
 }
 
 void WtsConsoleSessionProcessDriver::DoStop() {
   DCHECK(caller_task_runner_->BelongsToCurrentThread());
 
   launcher_.reset();
   CompleteStopping();
 }
 
 } // namespace remoting