Revert of Use ChannelMojo between the remoting daemon and network 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 740 matching lines @@
         deps += [ "//build/config/linux/gtk2" ]
       }
     }
     if ((is_linux && !is_chromeos) || is_mac) {
       libs = [ "pam" ]
     }
 
     if (is_mac && is_official_build) {
       sources += [ "internal/internal_mac-inl.h" ]
     }
-
-    if (remoting_multi_process != 0) {
-      deps += [ "//mojo/edk/system" ]
-    }
   }
 
   if (is_win) {
     group("remoting_me2me_host") {
       deps = [
         "//remoting/host/win:remoting_me2me_host",
       ]
     }
     group("remoting_native_messaging_host") {
       deps = [
@@ skipping 62 matching lines @@
     group("remoting_me2me_host_archive") {
       deps = [
         "//remoting/host/installer/mac:remoting_me2me_host_archive",
       ]
     }
   } else {
     group("remoting_me2me_host_archive") {
     }
   }
 }