Remove calls to User::email() from chrome/browser/ui/webui/*

chrome/browser/ui/webui/options/chromeos/accounts_options_handler.cc

 // 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.
 
 #include "chrome/browser/ui/webui/options/chromeos/accounts_options_handler.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <string>
@@ skipping 150 matching lines @@
     if (gaia::ExtractDomainName(whitelisted_user) ==
         user_manager::kSupervisedUserDomain) {
       new_list->Remove(i, NULL);
       --i;
     }
   }
 
   const user_manager::UserList& users =
       user_manager::UserManager::Get()->GetUsers();
   for (const auto* user : users) {
-    new_list->AppendIfNotPresent(
-        base::MakeUnique<base::StringValue>(user->email()));
+    new_list->AppendIfNotPresent(base::MakeUnique<base::StringValue>(
+        user->GetAccountId().GetUserEmail()));
   }
 
   if (OwnerSettingsServiceChromeOS* service =
           OwnerSettingsServiceChromeOS::FromWebUI(web_ui())) {
     service->Set(kAccountsPrefUsers, *new_list.get());
   }
 }
 
 }  // namespace options
 }  // namespace chromeos