Refactoring Native Messaging Host process launching code into its own file.

remoting/remoting_host_win.gypi

 # Copyright 2014 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.
 
 {
   'variables': {
     'remoting_host_installer_win_roots': [
       'host/installer/win/',
     ],
     'remoting_host_installer_win_files': [
@@ skipping 222 matching lines @@
         'host/setup/me2me_native_messaging_host_main.cc',
         'host/setup/me2me_native_messaging_host_main.h',
         'host/setup/start_host_main.cc',
         'host/setup/start_host_main.h',
         'host/win/chromoting_module.cc',
         'host/win/chromoting_module.h',
         'host/win/core.cc',
         'host/win/core_resource.h',
         'host/win/host_service.cc',
         'host/win/host_service.h',
+        'host/win/launch_native_messaging_host_process.cc',
+        'host/win/launch_native_messaging_host_process.h',
         'host/win/omaha.cc',
         'host/win/omaha.h',
         'host/win/rdp_desktop_session.cc',
         'host/win/rdp_desktop_session.h',
         'host/win/unprivileged_process_delegate.cc',
         'host/win/unprivileged_process_delegate.h',
         'host/win/wts_session_process_delegate.cc',
         'host/win/wts_session_process_delegate.h',
         'host/worker_process_ipc_delegate.h',
       ],
@@ skipping 458 matching lines @@
 
         {
           'target_name': 'remoting_me2me_host_archive',
           'type': 'none',
         },
       ],  # end of 'targets'
     }],  # 'wix_exists == "True"
 
   ],  # end of 'conditions'
 }