user_manager component: Add UserManagerBase class.

chrome/browser/chromeos/login/users/user_manager.cc

 // Copyright 2014 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/chromeos/login/users/user_manager.h"
 
 #include "base/command_line.h"
 #include "base/prefs/pref_registry_simple.h"
 #include "chrome/browser/browser_process_platform_part_chromeos.h"
-#include "chrome/browser/chromeos/login/users/user_manager_impl.h"
+#include "chrome/browser/chromeos/login/users/chrome_user_manager.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/common/chrome_switches.h"
 
 namespace chromeos {
 
 static UserManager* g_user_manager = NULL;
 
 UserManager::Observer::~Observer() {
 }
 
@@ skipping 22 matching lines @@
     : display_name_(display_name),
       given_name_(given_name),
       locale_(locale) {
 }
 
 UserManager::UserAccountData::~UserAccountData() {}
 
 // static
 void UserManager::Initialize() {
   CHECK(!g_user_manager);
-  g_user_manager = new UserManagerImpl();
+  g_user_manager = new ChromeUserManager();
 }
 
 // static
 bool UserManager::IsInitialized() {
   return g_user_manager;
 }
 
 void UserManager::Destroy() {
   DCHECK(g_user_manager);
   delete g_user_manager;
@@ skipping 35 matching lines @@
   // ProfileHelper has to be initialized after UserManager instance is created.
   ProfileHelper::Get()->Initialize();
 }
 
 ScopedTestUserManager::~ScopedTestUserManager() {
   UserManager::Get()->Shutdown();
   UserManager::Destroy();
 }
 
 }  // namespace chromeos