Start moving signin code out of browser/sync.

chrome/browser/sync/profile_sync_service_mock.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/prefs/pref_service_mock_builder.h"
 #include "chrome/browser/prefs/testing_pref_store.h"
-#include "chrome/browser/signin/signin_manager.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/sync/profile_sync_service_mock.h"
 #include "chrome/browser/ui/webui/chrome_url_data_manager.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/testing_profile.h"
 
 ProfileSyncServiceMock::ProfileSyncServiceMock()
     : ProfileSyncService(NULL,
                          NULL,
-                         new SigninManager(),
+                         NULL,
                          ProfileSyncService::MANUAL_START) {
 }
 
 ProfileSyncServiceMock::ProfileSyncServiceMock(
     Profile* profile) : ProfileSyncService(NULL,
                                            profile,
                                            NULL,
                                            ProfileSyncService::MANUAL_START) {
 }
 
 ProfileSyncServiceMock::~ProfileSyncServiceMock() {
-  delete signin();
 }
 
 // static
 Profile* ProfileSyncServiceMock::MakeSignedInTestingProfile() {
   TestingProfile* profile = new TestingProfile();
   TestingPrefStore* user_prefs = new TestingPrefStore();
   PrefService* prefs = PrefServiceMockBuilder()
       .WithUserPrefs(user_prefs)
       .Create();
   profile->SetPrefService(prefs);
   // We just blew away our prefs, so reregister them.
   SigninManagerFactory::GetInstance()->RegisterUserPrefs(prefs);
   user_prefs->SetString(prefs::kGoogleServicesUsername, "foo");
   return profile;
 }