Convert UtilityProcessHost to bootstrap Mojo Channel using the Shell connection

content/content_browser.gypi

 # 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.
 
 {
   'dependencies': [
     '../base/base.gyp:base_static',
     '../cc/cc.gyp:cc',
     '../cc/cc.gyp:cc_surfaces',
     '../components/components.gyp:display_compositor',
@@ skipping 282 matching lines @@
       'public/browser/screen_orientation_provider.cc',
       'public/browser/screen_orientation_provider.h',
       'public/browser/security_style_explanation.h',
       'public/browser/security_style_explanations.cc',
       'public/browser/security_style_explanations.h',
       'public/browser/service_worker_context.h',
       'public/browser/service_worker_usage_info.cc',
       'public/browser/service_worker_usage_info.h',
       'public/browser/session_storage_namespace.h',
       'public/browser/session_storage_usage_info.h',
+      'public/browser/shell_context.h',
       'public/browser/site_instance.h',
       'public/browser/speech_recognition_event_listener.h',
       'public/browser/speech_recognition_manager.h',
       'public/browser/speech_recognition_manager_delegate.h',
       'public/browser/speech_recognition_session_config.cc',
       'public/browser/speech_recognition_session_config.h',
       'public/browser/speech_recognition_session_context.cc',
       'public/browser/speech_recognition_session_context.h',
       'public/browser/speech_recognition_session_preamble.cc',
       'public/browser/speech_recognition_session_preamble.h',
@@ skipping 1881 matching lines @@
       ],
     }],
     ['OS != "mac" and OS != "android"', {
       'sources!': [
         'browser/gpu/gpu_surface_tracker.cc',
         'browser/gpu/gpu_surface_tracker.h',
       ],
     }],
   ],
 }