Implement Networking Private API VerifyAndEncryptCredentials method

chrome/chrome_browser_extensions.gypi

 # Copyright (c) 2013 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_extensions',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 1058 matching lines @@
             'browser/extensions/api/storage/policy_value_store.cc',
             'browser/extensions/api/storage/policy_value_store.h',
             'browser/extensions/policy_handlers.cc',
             'browser/extensions/policy_handlers.h',
           ],
         }],
         ['OS=="win" or OS=="mac"', {
           'sources': [
             'browser/extensions/api/networking_private/networking_private_api.h',
             'browser/extensions/api/networking_private/networking_private_api_nonchromeos.cc',
+            'browser/extensions/api/networking_private/networking_private_credentials_getter.h',
+            'browser/extensions/api/networking_private/networking_private_credentials_getter_mac.cc',
+            'browser/extensions/api/networking_private/networking_private_credentials_getter_win.cc',
             'browser/extensions/api/networking_private/networking_private_crypto.cc',
             'browser/extensions/api/networking_private/networking_private_crypto.h',
             'browser/extensions/api/networking_private/networking_private_event_router.h',
             'browser/extensions/api/networking_private/networking_private_event_router_factory.cc',
             'browser/extensions/api/networking_private/networking_private_event_router_factory.h',
             'browser/extensions/api/networking_private/networking_private_event_router_nonchromeos.cc',
             'browser/extensions/api/networking_private/networking_private_service_client.cc',
             'browser/extensions/api/networking_private/networking_private_service_client.h',
             'browser/extensions/api/networking_private/networking_private_service_client_factory.cc',
             'browser/extensions/api/networking_private/networking_private_service_client_factory.h',
@@ skipping 141 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/chromeos/contacts',
             'proto_out_dir': 'chrome/browser/chromeos/contacts',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],  # 'chromeos=1'
   ],  # 'conditions'
 }