Use ChannelMojo between the remoting network and desktop processes.

remoting/host/BUILD.gn

 # 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.
 
 import("//build/util/process_version.gni")
 import("//remoting/build/config/remoting_build.gni")
 
 group("all_tests") {
   testonly = true
 
@@ skipping 176 matching lines @@
     "ipc_desktop_environment.h",
     "ipc_host_event_logger.cc",
     "ipc_host_event_logger.h",
     "ipc_input_injector.cc",
     "ipc_input_injector.h",
     "ipc_mouse_cursor_monitor.cc",
     "ipc_mouse_cursor_monitor.h",
     "ipc_screen_controls.cc",
     "ipc_screen_controls.h",
     "ipc_util.h",
-    "ipc_util_posix.cc",
     "ipc_util_win.cc",
     "ipc_video_frame_capturer.cc",
     "ipc_video_frame_capturer.h",
     "it2me_desktop_environment.cc",
     "it2me_desktop_environment.h",
     "linux/audio_pipe_reader.cc",
     "linux/audio_pipe_reader.h",
     "linux/certificate_watcher.cc",
     "linux/certificate_watcher.h",
     "linux/unicode_to_keysym.cc",
@@ skipping 629 matching lines @@
     group("remoting_me2me_host_archive") {
       deps = [
         "//remoting/host/installer/mac:remoting_me2me_host_archive",
       ]
     }
   } else {
     group("remoting_me2me_host_archive") {
     }
   }
 }