Add RealPanWalletClient for handling card unmasking requests.

components/autofill.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': [
     {
       # Private target only used in components/autofill.
       # GN version: //components/autofill/core/browser:regexes
       'target_name': 'autofill_regexes',
@@ skipping 169 matching lines @@
         'autofill/core/browser/phone_number.h',
         'autofill/core/browser/phone_number_i18n.cc',
         'autofill/core/browser/phone_number_i18n.h',
         'autofill/core/browser/popup_item_ids.h',
         'autofill/core/browser/state_names.cc',
         'autofill/core/browser/state_names.h',
         'autofill/core/browser/suggestion.cc',
         'autofill/core/browser/suggestion.h',
         'autofill/core/browser/validation.cc',
         'autofill/core/browser/validation.h',
+        'autofill/core/browser/wallet/real_pan_wallet_client.cc',
+        'autofill/core/browser/wallet/real_pan_wallet_client.h',
         'autofill/core/browser/webdata/autocomplete_syncable_service.cc',
         'autofill/core/browser/webdata/autocomplete_syncable_service.h',
         'autofill/core/browser/webdata/autofill_change.cc',
         'autofill/core/browser/webdata/autofill_change.h',
         'autofill/core/browser/webdata/autofill_entry.cc',
         'autofill/core/browser/webdata/autofill_entry.h',
         'autofill/core/browser/webdata/autofill_profile_syncable_service.cc',
         'autofill/core/browser/webdata/autofill_profile_syncable_service.h',
         'autofill/core/browser/webdata/autofill_table.cc',
         'autofill/core/browser/webdata/autofill_table.h',
@@ skipping 256 matching lines @@
             'autofill/content/renderer/renderer_save_password_progress_logger.cc',
             'autofill/content/renderer/renderer_save_password_progress_logger.h',
           ],
           # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
           'msvs_disabled_warnings': [4267, ],
         },
       ],
     }],
   ],
 }