Remove need to sign in to use the App Launcher.

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.
 
 {
   'targets': [
     {
       'target_name': 'browser_ui',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 152 matching lines @@
         'browser/ui/app_list/app_list_shower_views.cc',
         'browser/ui/app_list/app_list_shower_views.h',
         'browser/ui/app_list/app_list_syncable_service.cc',
         'browser/ui/app_list/app_list_syncable_service.h',
         'browser/ui/app_list/app_list_syncable_service_factory.cc',
         'browser/ui/app_list/app_list_syncable_service_factory.h',
         'browser/ui/app_list/app_list_util.cc',
         'browser/ui/app_list/app_list_util.h',
         'browser/ui/app_list/app_list_view_delegate.cc',
         'browser/ui/app_list/app_list_view_delegate.h',
-        'browser/ui/app_list/chrome_signin_delegate.cc',
-        'browser/ui/app_list/chrome_signin_delegate.h',
         'browser/ui/app_list/drive/drive_app_converter.cc',
         'browser/ui/app_list/drive/drive_app_converter.h',
         'browser/ui/app_list/extension_app_item.cc',
         'browser/ui/app_list/extension_app_item.h',
         'browser/ui/app_list/extension_app_model_builder.cc',
         'browser/ui/app_list/extension_app_model_builder.h',
         'browser/ui/app_list/extension_uninstaller.cc',
         'browser/ui/app_list/extension_uninstaller.h',
         'browser/ui/app_list/fast_show_pickler.cc',
         'browser/ui/app_list/fast_show_pickler.h',
@@ skipping 2972 matching lines @@
           ],
           'sources!': [
             'browser/ui/views/session_crashed_bubble_view.cc',
             'browser/ui/views/session_crashed_bubble_view.h',
           ],
         }],
       ],
     },
   ],
 }