Refactoring startup logic for upcoming FRE changes (non-Win 10).

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 1738 matching lines @@
       'browser/ui/startup/google_api_keys_infobar_delegate.cc',
       'browser/ui/startup/google_api_keys_infobar_delegate.h',
       'browser/ui/startup/obsolete_system_infobar_delegate.cc',
       'browser/ui/startup/obsolete_system_infobar_delegate.h',
       'browser/ui/startup/session_crashed_infobar_delegate.cc',
       'browser/ui/startup/session_crashed_infobar_delegate.h',
       'browser/ui/startup/startup_browser_creator.cc',
       'browser/ui/startup/startup_browser_creator.h',
       'browser/ui/startup/startup_browser_creator_impl.cc',
       'browser/ui/startup/startup_browser_creator_impl.h',
+      'browser/ui/startup/startup_features.cc',
+      'browser/ui/startup/startup_features.h',
       'browser/ui/startup/startup_tab.cc',
       'browser/ui/startup/startup_tab.h',
+      'browser/ui/startup/startup_tab_provider.cc',
+      'browser/ui/startup/startup_tab_provider.h',
       'browser/ui/startup/startup_types.h',
       'browser/ui/sync/browser_synced_window_delegate.cc',
       'browser/ui/sync/browser_synced_window_delegate.h',
       'browser/ui/sync/browser_synced_window_delegates_getter.cc',
       'browser/ui/sync/browser_synced_window_delegates_getter.h',
       'browser/ui/sync/sync_promo_ui.cc',
       'browser/ui/sync/sync_promo_ui.h',
       'browser/ui/tab_contents/tab_contents_iterator.cc',
       'browser/ui/tab_contents/tab_contents_iterator.h',
       'browser/ui/tab_modal_confirm_dialog_delegate.cc',
@@ skipping 1564 matching lines @@
           ],
           'sources': [
             '<@(chrome_browser_ui_non_mobile_sources)',
             '<@(chrome_browser_ui_omnibox_non_mobile_sources)',
           ],
         }],
       ],
     },
   ],
 }