Make common depend on app_mode_app_support.

chrome/chrome_common.gypi

 # Copyright (c) 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.
 
 {
   'variables': {
     # File lists shared with GN build.
     'chrome_common_sources': [
       'common/all_messages.h',
       'common/attrition_experiments.h',
@@ skipping 49 matching lines @@
       'common/icon_with_badge_image_source.cc',
       'common/icon_with_badge_image_source.h',
       'common/ini_parser.cc',
       'common/ini_parser.h',
       'common/instant_types.cc',
       'common/instant_types.h',
       'common/localized_error.cc',
       'common/localized_error.h',
       'common/logging_chrome.cc',
       'common/logging_chrome.h',
-      'common/mac/app_mode_common.h',
-      'common/mac/app_mode_common.mm',
       'common/mac/app_shim_launch.h',
       'common/mac/app_shim_messages.h',
       'common/mac/cfbundle_blocker.h',
       'common/mac/cfbundle_blocker.mm',
       'common/mac/launchd.h',
       'common/mac/launchd.mm',
       'common/mac/objc_zombie.h',
       'common/mac/objc_zombie.mm',
       'common/media/webrtc_logging_message_data.cc',
       'common/media/webrtc_logging_message_data.h',
@@ skipping 289 matching lines @@
           'sources': [ '<@(chrome_common_networking_private_sources_openssl)' ],
           'dependencies': [
             '../third_party/boringssl/boringssl.gyp:boringssl',
           ],
         }],
         ['(OS=="win" or OS=="mac" or chromeos==1) and use_openssl!=1', {
           'sources': [ '<@(chrome_common_networking_private_sources_nss)' ],
         }],
         ['OS=="mac"', {
           'sources': [ '<@(chrome_common_mac_sources)' ],
+          'dependencies': [ 'app_mode_app_support' ],

[jackhou1, 2015/03/22 23:31:15]

I think you also need to add this to chrome/common/BUILD.gn:135.

[pcc1, 2015/03/23 19:36:24]

Done.

         }],
         ['OS != "ios"', {
           'dependencies': [
             '<(DEPTH)/components/components.gyp:autofill_core_common',
             '<(DEPTH)/components/components.gyp:autofill_content_common',
             '<(DEPTH)/components/components.gyp:password_manager_core_common',
             '<(DEPTH)/components/components.gyp:password_manager_content_common',
             '<(DEPTH)/components/components.gyp:signin_core_common',
             '<(DEPTH)/components/components.gyp:translate_content_common',
             '<(DEPTH)/components/components.gyp:visitedlink_common',
@@ skipping 302 matching lines @@
         'common/safe_browsing/csd.proto'
       ],
       'variables': {
         'proto_in_dir': 'common/safe_browsing',
         'proto_out_dir': 'chrome/common/safe_browsing',
       },
       'includes': [ '../build/protoc.gypi' ],
     },
   ],
 }