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

chrome/chrome_browser.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': {
     # All .cc, .h, .m, and .mm files under browser except for:
     # * tests and mocks.
     # * code below browser/chromeos
     # * code below browser/extensions
@@ skipping 3360 matching lines @@
         ['enable_plugin_installation==1', {
           'sources': [ '<@(chrome_browser_plugin_installation_sources)' ],
         }],
         ['enable_app_list==1', {
           'dependencies': [
             '../ui/app_list/app_list.gyp:app_list',
           ]
         }],
         ['enable_managed_users==1', {
           'sources': [ '<@(chrome_browser_supervised_user_sources)' ],
+          'conditions' : [
+            [ 'chromeos==1', {
+              'dependencies': [
+                '<(DEPTH)/components/components.gyp:user_manager',
+              ]
+            }]
+          ]
         }],
         ['enable_webrtc==1', {
           'sources': [ '<@(chrome_browser_webrtc_sources)' ]
         }],
         ['enable_service_discovery==1', {
           'sources': [ '<@(chrome_browser_service_discovery_sources)' ]
         }],
         ['enable_mdns==1', {
           'sources' : [ '<@(chrome_browser_mdns_sources)' ]
         }],
@@ skipping 202 matching lines @@
             'package_name': 'org/chromium/chrome/browser',
             'template_deps': ['browser/android/tab_load_status.h'],
           },
           'includes': [ '../build/android/java_cpp_template.gypi' ],
         },
       ],
      },
     ],
   ],
 }