Wires up immersive mode for chrome and mash

chrome/chrome_browser_ui.gypi

 # Copyright 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.
 
 {
   'variables': {
     # There are two sections of sources:
     # * "Platform"-based sources (OS, toolkit, etc.)
     # * Feature/directory-based sources (e.g., history, printing)
 
@@ skipping 636 matching lines @@
       'browser/ui/window_sizer/window_sizer_ash.cc',
     ],
     # Ash + Views.
     'chrome_browser_ui_ash_views_sources': [
       'browser/ui/views/frame/browser_frame_ash.cc',
       'browser/ui/views/frame/browser_frame_ash.h',
       'browser/ui/views/frame/browser_header_painter_ash.cc',
       'browser/ui/views/frame/browser_header_painter_ash.h',
       'browser/ui/views/frame/browser_non_client_frame_view_ash.cc',
       'browser/ui/views/frame/browser_non_client_frame_view_ash.h',
+      'browser/ui/views/frame/immersive_context_mus.cc',
+      'browser/ui/views/frame/immersive_context_mus.h',
+      'browser/ui/views/frame/immersive_handler_factory_mus.cc',
+      'browser/ui/views/frame/immersive_handler_factory_mus.h',
       'browser/ui/views/frame/immersive_mode_controller_ash.cc',
       'browser/ui/views/frame/immersive_mode_controller_ash.h',
       'browser/ui/views/frame/web_app_left_header_view_ash.cc',
       'browser/ui/views/frame/web_app_left_header_view_ash.h',
       'browser/ui/views/tabs/window_finder_ash.cc',
     ],
     # Used when ash is disabled.
     'chrome_browser_ui_non_ash_sources': [
       'browser/ui/views/touch_uma/touch_uma.cc',
     ],
@@ skipping 2719 matching lines @@
           ],
           'sources': [
             '<@(chrome_browser_ui_non_mobile_sources)',
             '<@(chrome_browser_ui_omnibox_non_mobile_sources)',
           ],
         }],
       ],
     },
   ],
 }