Lands http://codereview.chromium.org/2928005/ for Dill:

app/app_base.gypi

 # Copyright (c) 2011 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.
 
 {
   'target_defaults': {
     'variables': {
       'app_base_target': 0,
     },
     'target_conditions': [
@@ skipping 148 matching lines @@
         '../ui/base/message_box_win.cc',
         '../ui/base/message_box_win.h',
         '../ui/base/models/accelerator.h',
         '../ui/base/models/accelerator_gtk.h',
         '../ui/base/models/accelerator_cocoa.mm',
         '../ui/base/models/accelerator_cocoa.h',
         '../ui/base/models/button_menu_item_model.cc',
         '../ui/base/models/button_menu_item_model.h',
         '../ui/base/models/menu_model.cc',
         '../ui/base/models/menu_model.h',
+        '../ui/base/models/menu_model_delegate.h',
         '../ui/base/models/simple_menu_model.cc',
         '../ui/base/models/simple_menu_model.h',
         '../ui/base/models/combobox_model.h',
         '../ui/base/models/table_model.cc',
         '../ui/base/models/table_model.h',
         '../ui/base/models/table_model_observer.h',
         '../ui/base/resource/data_pack.cc',
         '../ui/base/resource/data_pack.h',
         '../ui/base/resource/resource_bundle.cc',
         '../ui/base/resource/resource_bundle.h',
@@ skipping 273 matching lines @@
           'configurations': {
             'Common_Base': {
               'msvs_target_platform': 'x64',
             },
           },
         },
       ],
     }],
   ],
 }