Extract Chrome-specific code from NativeAppWindowViews

apps/apps.gypi

 # Copyright 2013 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.
 
 {
   'targets': [
     {
       'target_name': 'apps',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 47 matching lines @@
         'prefs.h',
         'saved_files_service.cc',
         'saved_files_service.h',
         'saved_files_service_factory.cc',
         'saved_files_service_factory.h',
         'switches.cc',
         'switches.h',
         'ui/native_app_window.h',
         'ui/views/app_window_frame_view.cc',
         'ui/views/app_window_frame_view.h',
+        'ui/views/base_native_app_window_views.cc',
+        'ui/views/base_native_app_window_views.h',
       ],
       'conditions': [
         ['chromeos==1',
           {
             'dependencies': [
               'browser_chromeos',
             ]
           }
         ],
         ['enable_extensions==0',
@@ skipping 112 matching lines @@
               'dependencies': [
                 '../sandbox/sandbox.gyp:sandbox',
               ],
             }],
           ],
         },
       ],  # targets
     }],  # chromeos==1
   ],  # conditions
 }