[cros, user_manager] Move default user images constants and helper functions out of src/chrome.

chrome/chrome_browser_chromeos.gypi

 # Copyright (c) 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_chromeos',
       'type': 'static_library',
@@ skipping 697 matching lines @@
         'browser/chromeos/login/ui/simple_web_view_dialog.cc',
         'browser/chromeos/login/ui/simple_web_view_dialog.h',
         'browser/chromeos/login/ui/user_adding_screen.cc',
         'browser/chromeos/login/ui/user_adding_screen.h',
         'browser/chromeos/login/ui/webui_login_display.cc',
         'browser/chromeos/login/ui/webui_login_display.h',
         'browser/chromeos/login/ui/webui_login_view.cc',
         'browser/chromeos/login/ui/webui_login_view.h',
         'browser/chromeos/login/user_flow.cc',
         'browser/chromeos/login/user_flow.h',
-        'browser/chromeos/login/users/avatar/default_user_images.cc',
-        'browser/chromeos/login/users/avatar/default_user_images.h',
         'browser/chromeos/login/users/avatar/user_image_loader.cc',
         'browser/chromeos/login/users/avatar/user_image_loader.h',
         'browser/chromeos/login/users/avatar/user_image_manager.cc',
         'browser/chromeos/login/users/avatar/user_image_manager.h',
         'browser/chromeos/login/users/avatar/user_image_manager_impl.cc',
         'browser/chromeos/login/users/avatar/user_image_manager_impl.h',
         'browser/chromeos/login/users/avatar/user_image_sync_observer.cc',
         'browser/chromeos/login/users/avatar/user_image_sync_observer.h',
         'browser/chromeos/login/users/multi_profile_user_controller.cc',
         'browser/chromeos/login/users/multi_profile_user_controller.h',
@@ skipping 461 matching lines @@
         'browser/chromeos/attestation/attestation_signed_data.proto',
       ],
       'variables': {
         'proto_in_dir': 'browser/chromeos/attestation',
         'proto_out_dir': 'chrome/browser/chromeos/attestation',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],
 }