[Chromoting] Moving the I/O thread out of DaemonProcess (so it can be shared if needed).

remoting/host/win/host_service.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.
 //
 // This file implements the Windows service controlling Me2Me host processes
 // running within user sessions.
 
 #include "remoting/host/win/host_service.h"
 
 #include <windows.h>
@@ skipping 179 matching lines @@
   }
 
   return true;
 }
 
 int HostService::Run() {
   return (this->*run_routine_)();
 }
 
 void HostService::RunMessageLoop(MessageLoop* message_loop) {
-#if defined(REMOTING_MULTI_PROCESS)
-
-  child_ = DaemonProcess::Create(
-      main_task_runner_,
-      base::Bind(&HostService::OnChildStopped,
-                 base::Unretained(this))).PassAs<Stoppable>();
-
-#else  // !defined(REMOTING_MULTI_PROCESS)
-
   // Launch the I/O thread.
   base::Thread io_thread(kIoThreadName);
   base::Thread::Options io_thread_options(MessageLoop::TYPE_IO, 0);
   if (!io_thread.StartWithOptions(io_thread_options)) {
     LOG(ERROR) << "Failed to start the I/O thread";
     stopped_event_.Signal();
     return;
   }
 
+#if defined(REMOTING_MULTI_PROCESS)
+
+  child_ = DaemonProcess::Create(
+      main_task_runner_,
+      io_thread.message_loop_proxy(),
+      base::Bind(&HostService::OnChildStopped,
+                 base::Unretained(this))).PassAs<Stoppable>();
+
+#else  // !defined(REMOTING_MULTI_PROCESS)
+
   // Create the session process launcher.
   child_.reset(new WtsSessionProcessLauncher(
       base::Bind(&HostService::OnChildStopped, base::Unretained(this)),
       this,
       main_task_runner_,
       io_thread.message_loop_proxy()));
 
 #endif  // !defined(REMOTING_MULTI_PROCESS)
 
   // Run the service.
@@ skipping 251 matching lines @@
   }
 
   remoting::HostService* service = remoting::HostService::GetInstance();
   if (!service->InitWithCommandLine(command_line)) {
     usage(command_line->GetProgram());
     return kUsageExitCode;
   }
 
   return service->Run();
 }