Processing USERNAME reply from Autofill server in Password Manager

components/autofill/core/browser/personal_data_manager_mac.mm

 // Copyright 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.
 
 #include "components/autofill/core/browser/personal_data_manager.h"
 
 #include <math.h>
 
 #import <AddressBook/AddressBook.h>
 
@@ skipping 377 matching lines @@
     case NAME:
     case NAME_BILLING:
     case PHONE_BILLING:
     case PHONE_HOME:
       return true;
     case NO_GROUP:
     case COMPANY:
     case CREDIT_CARD:
     case PASSWORD_FIELD:
     case TRANSACTION:
+    case USERNAME_FIELD:
       return false;
   }
 
   return false;
 }
 
 void PersonalDataManager::ShowedAccessAddressBookPrompt() {
   pref_service_->SetInteger(prefs::kAutofillMacAddressBookShowedCount,
                             AccessAddressBookPromptCount() + 1);
 }
 
 int PersonalDataManager::AccessAddressBookPromptCount() {
   return pref_service_->GetInteger(prefs::kAutofillMacAddressBookShowedCount);
 }
 
 void PersonalDataManager::BinaryChanging() {
   g_binary_changed = true;
 }
 
 }  // namespace autofill