Add a ComboboxModel and strings for the account chooser's "More" button.

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 774 matching lines @@
       'browser/ui/login/login_prompt.cc',
       'browser/ui/login/login_prompt.h',
       'browser/ui/media_utils.cc',
       'browser/ui/media_utils.h',
       'browser/ui/navigation_correction_tab_observer.cc',
       'browser/ui/navigation_correction_tab_observer.h',
       'browser/ui/metro_pin_tab_helper_win.cc',
       'browser/ui/metro_pin_tab_helper_win.h',
       'browser/ui/passwords/account_avatar_fetcher.cc',
       'browser/ui/passwords/account_avatar_fetcher.h',
+      'browser/ui/passwords/account_chooser_more_combobox_model.h',
+      'browser/ui/passwords/account_chooser_more_combobox_model.cc',
       'browser/ui/passwords/manage_passwords_bubble.cc',
       'browser/ui/passwords/manage_passwords_bubble.h',
       'browser/ui/passwords/manage_passwords_bubble_model.cc',
       'browser/ui/passwords/manage_passwords_bubble_model.h',
       'browser/ui/passwords/manage_passwords_icon.cc',
       'browser/ui/passwords/manage_passwords_icon.h',
       'browser/ui/passwords/manage_passwords_ui_controller.cc',
       'browser/ui/passwords/manage_passwords_ui_controller.h',
       'browser/ui/passwords/manage_passwords_view_utils.cc',
       'browser/ui/passwords/manage_passwords_view_utils.h',
@@ skipping 2332 matching lines @@
           ],
           'sources': [
             '<@(chrome_browser_ui_non_mobile_sources)',
             '<@(chrome_browser_ui_omnibox_non_mobile_sources)',
           ],
         }],
       ],
     },
   ],
 }