This CL replaces e-mail with AccountId in easy signin code.

chrome/browser/chromeos/login/existing_user_controller_browsertest.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 <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
@@ skipping 303 matching lines @@
   existing_user_controller()->Login(user_context, SigninSpecifics());
 }
 
 IN_PROC_BROWSER_TEST_F(ExistingUserControllerUntrustedTest,
                        SupervisedUserCreationForbidden) {
   MockBaseScreenDelegate mock_base_screen_delegate;
   SupervisedUserCreationScreenHandler supervised_user_creation_screen_handler;
   SupervisedUserCreationScreen supervised_user_creation_screen(
       &mock_base_screen_delegate, &supervised_user_creation_screen_handler);
 
-  supervised_user_creation_screen.AuthenticateManager(
-      account_id_.GetUserEmail(), kPassword);
+  supervised_user_creation_screen.AuthenticateManager(account_id_, kPassword);
 }
 
 MATCHER_P(HasDetails, expected, "") {
   return expected == *content::Details<const std::string>(arg).ptr();
 }
 
 class ExistingUserControllerPublicSessionTest
     : public ExistingUserControllerTest {
  protected:
   ExistingUserControllerPublicSessionTest() {}
@@ skipping 399 matching lines @@
                        PRE_TestLoadingPublicUsersFromLocalState) {
   // First run propagates public accounts and stores them in Local State.
 }
 
 IN_PROC_BROWSER_TEST_F(ExistingUserControllerPublicSessionTest,
                        TestLoadingPublicUsersFromLocalState) {
   // Second run loads list of public accounts from Local State.
 }
 
 }  // namespace chromeos