Restart the host when the third party auth certificate changes

remoting/remoting_host_srcs.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_sources': [
       'host/audio_capturer.cc',
       'host/audio_capturer.h',
       'host/audio_capturer_linux.cc',
@@ skipping 137 matching lines @@
       'host/ipc_screen_controls.h',
       'host/ipc_util.h',
       'host/ipc_util_posix.cc',
       'host/ipc_util_win.cc',
       'host/ipc_video_frame_capturer.cc',
       'host/ipc_video_frame_capturer.h',
       'host/it2me_desktop_environment.cc',
       'host/it2me_desktop_environment.h',
       'host/linux/audio_pipe_reader.cc',
       'host/linux/audio_pipe_reader.h',
+      'host/linux/certificate_watcher.cc',
+      'host/linux/certificate_watcher.h',
       'host/linux/unicode_to_keysym.cc',
       'host/linux/unicode_to_keysym.h',
       'host/linux/x11_util.cc',
       'host/linux/x11_util.h',
       'host/linux/x_server_clipboard.cc',
       'host/linux/x_server_clipboard.h',
       'host/local_input_monitor.h',
       'host/local_input_monitor_chromeos.cc',
       'host/local_input_monitor_mac.mm',
       'host/local_input_monitor_win.cc',
@@ skipping 165 matching lines @@
       'host/it2me/it2me_confirmation_dialog_chromeos.cc',
       'host/it2me/it2me_confirmation_dialog_proxy.cc',
       'host/it2me/it2me_confirmation_dialog_proxy.h',
       'host/it2me/it2me_host.cc',
       'host/it2me/it2me_host.h',
       'host/it2me/it2me_native_messaging_host.cc',
       'host/it2me/it2me_native_messaging_host.h',
     ],
   }
 }