[cros] user_manager component - move UserManagerBase and UserManager

chrome/browser/chromeos/login/users/chrome_user_manager_impl.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/chrome_user_manager.h"
+#include "chrome/browser/chromeos/login/users/chrome_user_manager_impl.h"
 
 #include <cstddef>
 #include <set>
 
 #include "ash/multi_profile_uma.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/format_macros.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/thread_task_runner_handle.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/login/demo_mode/demo_app_launcher.h"
 #include "chrome/browser/chromeos/login/session/user_session_manager.h"
 #include "chrome/browser/chromeos/login/signin/auth_sync_observer.h"
 #include "chrome/browser/chromeos/login/signin/auth_sync_observer_factory.h"
 #include "chrome/browser/chromeos/login/users/avatar/user_image_manager_impl.h"
 #include "chrome/browser/chromeos/login/users/multi_profile_user_controller.h"
-#include "chrome/browser/chromeos/login/users/remove_user_delegate.h"
 #include "chrome/browser/chromeos/login/users/supervised_user_manager_impl.h"
 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
 #include "chrome/browser/chromeos/policy/device_local_account.h"
 #include "chrome/browser/chromeos/profiles/multiprofiles_session_aborted_dialog.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/chromeos/session_length_limiter.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/supervised_user/chromeos/manager_password_service_factory.h"
 #include "chrome/browser/supervised_user/chromeos/supervised_user_password_service_factory.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/crash_keys.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/grit/theme_resources.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/login/user_names.h"
 #include "chromeos/settings/cros_settings_names.h"
 #include "components/session_manager/core/session_manager.h"
+#include "components/user_manager/remove_user_delegate.h"
 #include "components/user_manager/user_image/user_image.h"
 #include "components/user_manager/user_type.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
 #include "policy/policy_constants.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/wm/core/wm_core_switches.h"
 
 using content::BrowserThread;
 
 namespace chromeos {
 namespace {
 
 // A vector pref of the the regular users known on this device, arranged in LRU
 // order.
 const char kRegularUsers[] = "LoggedInUsers";
 
 // A vector pref of the public accounts defined on this device.
 const char kPublicAccounts[] = "PublicAccounts";
 
 // A string pref that gets set when a public account is removed but a user is
 // currently logged into that account, requiring the account's data to be
 // removed after logout.
 const char kPublicAccountPendingDataRemoval[] =
     "PublicAccountPendingDataRemoval";
 
 }  // namespace
 
 // static
-void UserManager::RegisterPrefs(PrefRegistrySimple* registry) {
-  UserManagerBase::RegisterPrefs(registry);
+void ChromeUserManagerImpl::RegisterPrefs(PrefRegistrySimple* registry) {
+  ChromeUserManager::RegisterPrefs(registry);
 
   registry->RegisterListPref(kPublicAccounts);
   registry->RegisterStringPref(kPublicAccountPendingDataRemoval, std::string());
   SupervisedUserManager::RegisterPrefs(registry);
   SessionLengthLimiter::RegisterPrefs(registry);
 }
 
-ChromeUserManager::ChromeUserManager()
-    : cros_settings_(CrosSettings::Get()),
+// static
+scoped_ptr<ChromeUserManager> ChromeUserManagerImpl::CreateChromeUserManager() {
+  return scoped_ptr<ChromeUserManager>(new ChromeUserManagerImpl());
+}
+
+ChromeUserManagerImpl::ChromeUserManagerImpl()
+    : ChromeUserManager(base::ThreadTaskRunnerHandle::Get(),
+                        BrowserThread::GetBlockingPool()),
+      cros_settings_(CrosSettings::Get()),
       device_local_account_policy_service_(NULL),
       supervised_user_manager_(new SupervisedUserManagerImpl(this)),
       weak_factory_(this) {
   UpdateNumberOfUsers();
 
   // UserManager instance should be used only on UI thread.
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   registrar_.Add(this,
                  chrome::NOTIFICATION_OWNERSHIP_STATUS_CHANGED,
                  content::NotificationService::AllSources());
   registrar_.Add(this,
                  chrome::NOTIFICATION_LOGIN_USER_PROFILE_PREPARED,
                  content::NotificationService::AllSources());
   registrar_.Add(this,
                  chrome::NOTIFICATION_PROFILE_CREATED,
                  content::NotificationService::AllSources());
 
   // Since we're in ctor postpone any actions till this is fully created.
   if (base::MessageLoop::current()) {
     base::MessageLoop::current()->PostTask(
         FROM_HERE,
-        base::Bind(&ChromeUserManager::RetrieveTrustedDevicePolicies,
+        base::Bind(&ChromeUserManagerImpl::RetrieveTrustedDevicePolicies,
                    weak_factory_.GetWeakPtr()));
   }
 
   local_accounts_subscription_ = cros_settings_->AddSettingsObserver(
       kAccountsPrefDeviceLocalAccounts,
-      base::Bind(&ChromeUserManager::RetrieveTrustedDevicePolicies,
+      base::Bind(&ChromeUserManagerImpl::RetrieveTrustedDevicePolicies,
                  weak_factory_.GetWeakPtr()));
   multi_profile_user_controller_.reset(
       new MultiProfileUserController(this, GetLocalState()));
 
   policy::BrowserPolicyConnectorChromeOS* connector =
       g_browser_process->platform_part()->browser_policy_connector_chromeos();
   avatar_policy_observer_.reset(new policy::CloudExternalDataPolicyObserver(
       cros_settings_,
       connector->GetDeviceLocalAccountPolicyService(),
       policy::key::kUserAvatarImage,
       this));
   avatar_policy_observer_->Init();
 
   wallpaper_policy_observer_.reset(new policy::CloudExternalDataPolicyObserver(
       cros_settings_,
       connector->GetDeviceLocalAccountPolicyService(),
       policy::key::kWallpaperImage,
       this));
   wallpaper_policy_observer_->Init();
 }
 
-ChromeUserManager::~ChromeUserManager() {
+ChromeUserManagerImpl::~ChromeUserManagerImpl() {
 }
 
-void ChromeUserManager::Shutdown() {
+void ChromeUserManagerImpl::Shutdown() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  UserManagerBase::Shutdown();
+  ChromeUserManager::Shutdown();
 
   local_accounts_subscription_.reset();
 
   // Stop the session length limiter.
   session_length_limiter_.reset();
 
   if (device_local_account_policy_service_)
     device_local_account_policy_service_->RemoveObserver(this);
 
   for (UserImageManagerMap::iterator it = user_image_managers_.begin(),
                                      ie = user_image_managers_.end();
        it != ie;
        ++it) {
     it->second->Shutdown();
   }
   multi_profile_user_controller_.reset();
   avatar_policy_observer_.reset();
   wallpaper_policy_observer_.reset();
   registrar_.RemoveAll();
 }
 
-MultiProfileUserController* ChromeUserManager::GetMultiProfileUserController() {
+MultiProfileUserController*
+ChromeUserManagerImpl::GetMultiProfileUserController() {
   return multi_profile_user_controller_.get();
 }
 
-UserImageManager* ChromeUserManager::GetUserImageManager(
+UserImageManager* ChromeUserManagerImpl::GetUserImageManager(
     const std::string& user_id) {
   UserImageManagerMap::iterator ui = user_image_managers_.find(user_id);
   if (ui != user_image_managers_.end())
     return ui->second.get();
   linked_ptr<UserImageManagerImpl> mgr(new UserImageManagerImpl(user_id, this));
   user_image_managers_[user_id] = mgr;
   return mgr.get();
 }
 
-SupervisedUserManager* ChromeUserManager::GetSupervisedUserManager() {
+SupervisedUserManager* ChromeUserManagerImpl::GetSupervisedUserManager() {
   return supervised_user_manager_.get();
 }
 
-user_manager::UserList ChromeUserManager::GetUsersAdmittedForMultiProfile()
+user_manager::UserList ChromeUserManagerImpl::GetUsersAdmittedForMultiProfile()
     const {
   // Supervised users are not allowed to use multi-profiles.
   if (GetLoggedInUsers().size() == 1 &&
       GetPrimaryUser()->GetType() != user_manager::USER_TYPE_REGULAR) {
     return user_manager::UserList();
   }
 
   user_manager::UserList result;
   const user_manager::UserList& users = GetUsers();
   for (user_manager::UserList::const_iterator it = users.begin();
@@ skipping 18 matching lines @@
           check ==
               MultiProfileUserController::NOT_ALLOWED_POLICY_CERT_TAINTED) {
         result.push_back(*it);
       }
     }
   }
 
   return result;
 }
 
-user_manager::UserList ChromeUserManager::GetUnlockUsers() const {
+user_manager::UserList ChromeUserManagerImpl::GetUnlockUsers() const {
   const user_manager::UserList& logged_in_users = GetLoggedInUsers();
   if (logged_in_users.empty())
     return user_manager::UserList();
 
   user_manager::UserList unlock_users;
   Profile* profile =
       ProfileHelper::Get()->GetProfileByUserUnsafe(GetPrimaryUser());
   std::string primary_behavior =
       profile->GetPrefs()->GetString(prefs::kMultiProfileUserBehavior);
 
@@ skipping 18 matching lines @@
       } else if (behavior == MultiProfileUserController::kBehaviorPrimaryOnly) {
         NOTREACHED()
             << "Spotted primary-only multi-profile policy for non-primary user";
       }
     }
   }
 
   return unlock_users;
 }
 
-void ChromeUserManager::SessionStarted() {
+void ChromeUserManagerImpl::SessionStarted() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  UserManagerBase::SessionStarted();
+  ChromeUserManager::SessionStarted();
 
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_SESSION_STARTED,
       content::Source<UserManager>(this),
       content::Details<const user_manager::User>(GetActiveUser()));
 }
 
-void ChromeUserManager::RemoveUserInternal(const std::string& user_email,
-                                           RemoveUserDelegate* delegate) {
+void ChromeUserManagerImpl::RemoveUserInternal(
+    const std::string& user_email,
+    user_manager::RemoveUserDelegate* delegate) {
   CrosSettings* cros_settings = CrosSettings::Get();
 
   const base::Closure& callback =
-      base::Bind(&ChromeUserManager::RemoveUserInternal,
+      base::Bind(&ChromeUserManagerImpl::RemoveUserInternal,
                  weak_factory_.GetWeakPtr(),
                  user_email,
                  delegate);
 
   // Ensure the value of owner email has been fetched.
   if (CrosSettingsProvider::TRUSTED !=
       cros_settings->PrepareTrustedValues(callback)) {
     // Value of owner email is not fetched yet.  RemoveUserInternal will be
     // called again after fetch completion.
     return;
   }
   std::string owner;
   cros_settings->GetString(kDeviceOwner, &owner);
   if (user_email == owner) {
     // Owner is not allowed to be removed from the device.
     return;
   }
   RemoveNonOwnerUserInternal(user_email, delegate);
 }
 
-void ChromeUserManager::SaveUserOAuthStatus(
+void ChromeUserManagerImpl::SaveUserOAuthStatus(
     const std::string& user_id,
     user_manager::User::OAuthTokenStatus oauth_token_status) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  UserManagerBase::SaveUserOAuthStatus(user_id, oauth_token_status);
+  ChromeUserManager::SaveUserOAuthStatus(user_id, oauth_token_status);
 
   GetUserFlow(user_id)->HandleOAuthTokenStatusChange(oauth_token_status);
 }
 
-void ChromeUserManager::SaveUserDisplayName(
+void ChromeUserManagerImpl::SaveUserDisplayName(
     const std::string& user_id,
     const base::string16& display_name) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  UserManagerBase::SaveUserDisplayName(user_id, display_name);
+  ChromeUserManager::SaveUserDisplayName(user_id, display_name);
 
   // Do not update local state if data stored or cached outside the user's
   // cryptohome is to be treated as ephemeral.
   if (!IsUserNonCryptohomeDataEphemeral(user_id))
     supervised_user_manager_->UpdateManagerName(user_id, display_name);
 }
 
-void ChromeUserManager::StopPolicyObserverForTesting() {
+void ChromeUserManagerImpl::StopPolicyObserverForTesting() {
   avatar_policy_observer_.reset();
   wallpaper_policy_observer_.reset();
 }
 
-void ChromeUserManager::Observe(int type,
-                                const content::NotificationSource& source,
-                                const content::NotificationDetails& details) {
+void ChromeUserManagerImpl::Observe(
+    int type,
+    const content::NotificationSource& source,
+    const content::NotificationDetails& details) {
   switch (type) {
     case chrome::NOTIFICATION_OWNERSHIP_STATUS_CHANGED:
       if (!device_local_account_policy_service_) {
         policy::BrowserPolicyConnectorChromeOS* connector =
             g_browser_process->platform_part()
                 ->browser_policy_connector_chromeos();
         device_local_account_policy_service_ =
             connector->GetDeviceLocalAccountPolicyService();
         if (device_local_account_policy_service_)
           device_local_account_policy_service_->AddObserver(this);
@@ skipping 26 matching lines @@
         user->set_profile_is_created();
 
       // If there is pending user switch, do it now.
       if (!GetPendingUserSwitchID().empty()) {
         // Call SwitchActiveUser async because otherwise it may cause
         // ProfileManager::GetProfile before the profile gets registered
         // in ProfileManager. It happens in case of sync profile load when
         // NOTIFICATION_PROFILE_CREATED is called synchronously.
         base::MessageLoop::current()->PostTask(
             FROM_HERE,
-            base::Bind(&ChromeUserManager::SwitchActiveUser,
+            base::Bind(&ChromeUserManagerImpl::SwitchActiveUser,
                        weak_factory_.GetWeakPtr(),
                        GetPendingUserSwitchID()));
         SetPendingUserSwitchID(std::string());
       }
       break;
     }
     default:
       NOTREACHED();
   }
 }
 
-void ChromeUserManager::OnExternalDataSet(const std::string& policy,
-                                          const std::string& user_id) {
+void ChromeUserManagerImpl::OnExternalDataSet(const std::string& policy,
+                                              const std::string& user_id) {
   if (policy == policy::key::kUserAvatarImage)
     GetUserImageManager(user_id)->OnExternalDataSet(policy);
   else if (policy == policy::key::kWallpaperImage)
     WallpaperManager::Get()->OnPolicySet(policy, user_id);
   else
     NOTREACHED();
 }
 
-void ChromeUserManager::OnExternalDataCleared(const std::string& policy,
-                                              const std::string& user_id) {
+void ChromeUserManagerImpl::OnExternalDataCleared(const std::string& policy,
+                                                  const std::string& user_id) {
   if (policy == policy::key::kUserAvatarImage)
     GetUserImageManager(user_id)->OnExternalDataCleared(policy);
   else if (policy == policy::key::kWallpaperImage)
     WallpaperManager::Get()->OnPolicyCleared(policy, user_id);
   else
     NOTREACHED();
 }
 
-void ChromeUserManager::OnExternalDataFetched(const std::string& policy,
-                                              const std::string& user_id,
-                                              scoped_ptr<std::string> data) {
+void ChromeUserManagerImpl::OnExternalDataFetched(
+    const std::string& policy,
+    const std::string& user_id,
+    scoped_ptr<std::string> data) {
   if (policy == policy::key::kUserAvatarImage)
     GetUserImageManager(user_id)->OnExternalDataFetched(policy, data.Pass());
   else if (policy == policy::key::kWallpaperImage)
     WallpaperManager::Get()->OnPolicyFetched(policy, user_id, data.Pass());
   else
     NOTREACHED();
 }
 
-void ChromeUserManager::OnPolicyUpdated(const std::string& user_id) {
+void ChromeUserManagerImpl::OnPolicyUpdated(const std::string& user_id) {
   const user_manager::User* user = FindUser(user_id);
   if (!user || user->GetType() != user_manager::USER_TYPE_PUBLIC_ACCOUNT)
     return;
   UpdatePublicAccountDisplayName(user_id);
 }
 
-void ChromeUserManager::OnDeviceLocalAccountsChanged() {
+void ChromeUserManagerImpl::OnDeviceLocalAccountsChanged() {
   // No action needed here, changes to the list of device-local accounts get
   // handled via the kAccountsPrefDeviceLocalAccounts device setting observer.
 }
 
-bool ChromeUserManager::CanCurrentUserLock() const {
-  return UserManagerBase::CanCurrentUserLock() &&
+bool ChromeUserManagerImpl::CanCurrentUserLock() const {
+  return ChromeUserManager::CanCurrentUserLock() &&
          GetCurrentUserFlow()->CanLockScreen();
 }
 
-bool ChromeUserManager::IsUserNonCryptohomeDataEphemeral(
+bool ChromeUserManagerImpl::IsUserNonCryptohomeDataEphemeral(
     const std::string& user_id) const {
   // Data belonging to the obsolete public accounts whose data has not been
   // removed yet is not ephemeral.
   bool is_obsolete_public_account = IsPublicAccountMarkedForRemoval(user_id);
 
   return !is_obsolete_public_account &&
-         UserManagerBase::IsUserNonCryptohomeDataEphemeral(user_id);
+         ChromeUserManager::IsUserNonCryptohomeDataEphemeral(user_id);
 }
 
-bool ChromeUserManager::AreEphemeralUsersEnabled() const {
+bool ChromeUserManagerImpl::AreEphemeralUsersEnabled() const {
   policy::BrowserPolicyConnectorChromeOS* connector =
       g_browser_process->platform_part()->browser_policy_connector_chromeos();
   return GetEphemeralUsersEnabled() &&
          (connector->IsEnterpriseManaged() || !GetOwnerEmail().empty());
 }
 
-const std::string& ChromeUserManager::GetApplicationLocale() const {
+const std::string& ChromeUserManagerImpl::GetApplicationLocale() const {
   return g_browser_process->GetApplicationLocale();
 }
 
-PrefService* ChromeUserManager::GetLocalState() const {
+PrefService* ChromeUserManagerImpl::GetLocalState() const {
   return g_browser_process ? g_browser_process->local_state() : NULL;
 }
 
-bool ChromeUserManager::IsEnterpriseManaged() const {
+void ChromeUserManagerImpl::HandleUserOAuthTokenStatusChange(
+    const std::string& user_id,
+    user_manager::User::OAuthTokenStatus status) const {
+  GetUserFlow(user_id)->HandleOAuthTokenStatusChange(status);
+}
+
+bool ChromeUserManagerImpl::IsEnterpriseManaged() const {
   policy::BrowserPolicyConnectorChromeOS* connector =
       g_browser_process->platform_part()->browser_policy_connector_chromeos();
   return connector->IsEnterpriseManaged();
 }
 
-void ChromeUserManager::LoadPublicAccounts(
+void ChromeUserManagerImpl::LoadPublicAccounts(
     std::set<std::string>* public_sessions_set) {
   const base::ListValue* prefs_public_sessions =
       GetLocalState()->GetList(kPublicAccounts);
   std::vector<std::string> public_sessions;
   ParseUserList(*prefs_public_sessions,
                 std::set<std::string>(),
                 &public_sessions,
                 public_sessions_set);
   for (std::vector<std::string>::const_iterator it = public_sessions.begin();
        it != public_sessions.end();
        ++it) {
     users_.push_back(user_manager::User::CreatePublicAccountUser(*it));
     UpdatePublicAccountDisplayName(*it);
   }
 }
 
-void ChromeUserManager::PerformPreUserListLoadingActions() {
+void ChromeUserManagerImpl::PerformPreUserListLoadingActions() {
   // Clean up user list first. All code down the path should be synchronous,
   // so that local state after transaction rollback is in consistent state.
   // This process also should not trigger EnsureUsersLoaded again.
   if (supervised_user_manager_->HasFailedUserCreationTransaction())
     supervised_user_manager_->RollbackUserCreationTransaction();
 }
 
-void ChromeUserManager::PerformPostUserListLoadingActions() {
+void ChromeUserManagerImpl::PerformPostUserListLoadingActions() {
   for (user_manager::UserList::iterator ui = users_.begin(), ue = users_.end();
        ui != ue;
        ++ui) {
     GetUserImageManager((*ui)->email())->LoadUserImage();
   }
 }
 
-void ChromeUserManager::PerformPostUserLoggedInActions(bool browser_restart) {
+void ChromeUserManagerImpl::PerformPostUserLoggedInActions(
+    bool browser_restart) {
   // Initialize the session length limiter and start it only if
   // session limit is defined by the policy.
   session_length_limiter_.reset(
       new SessionLengthLimiter(NULL, browser_restart));
 }
 
-bool ChromeUserManager::IsDemoApp(const std::string& user_id) const {
+bool ChromeUserManagerImpl::IsDemoApp(const std::string& user_id) const {
   return DemoAppLauncher::IsDemoAppSession(user_id);
 }
 
-bool ChromeUserManager::IsKioskApp(const std::string& user_id) const {
+bool ChromeUserManagerImpl::IsKioskApp(const std::string& user_id) const {
   policy::DeviceLocalAccount::Type device_local_account_type;
   return policy::IsDeviceLocalAccountUser(user_id,
                                           &device_local_account_type) &&
          device_local_account_type ==
              policy::DeviceLocalAccount::TYPE_KIOSK_APP;
 }
 
-bool ChromeUserManager::IsPublicAccountMarkedForRemoval(
+bool ChromeUserManagerImpl::IsPublicAccountMarkedForRemoval(
     const std::string& user_id) const {
   return user_id ==
          GetLocalState()->GetString(kPublicAccountPendingDataRemoval);
 }
 
-void ChromeUserManager::RetrieveTrustedDevicePolicies() {
+void ChromeUserManagerImpl::RetrieveTrustedDevicePolicies() {
   // Local state may not be initialized in unit_tests.
   if (!GetLocalState())
     return;
 
   SetEphemeralUsersEnabled(false);
   SetOwnerEmail(std::string());
 
   // Schedule a callback if device policy has not yet been verified.
   if (CrosSettingsProvider::TRUSTED !=
       cros_settings_->PrepareTrustedValues(
-          base::Bind(&ChromeUserManager::RetrieveTrustedDevicePolicies,
+          base::Bind(&ChromeUserManagerImpl::RetrieveTrustedDevicePolicies,
                      weak_factory_.GetWeakPtr()))) {
     return;
   }
 
   bool ephemeral_users_enabled = false;
   cros_settings_->GetBoolean(kAccountsPrefEphemeralUsersEnabled,
                              &ephemeral_users_enabled);
   SetEphemeralUsersEnabled(ephemeral_users_enabled);
 
   std::string owner_email;
@@ skipping 24 matching lines @@
           prefs_users_update->Append(new base::StringValue(user_email));
         ++it;
       }
     }
   }
 
   if (changed)
     NotifyUserListChanged();
 }
 
-void ChromeUserManager::GuestUserLoggedIn() {
+void ChromeUserManagerImpl::GuestUserLoggedIn() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  UserManagerBase::GuestUserLoggedIn();
+  ChromeUserManager::GuestUserLoggedIn();
 
   // TODO(nkostylev): Add support for passing guest session cryptohome
   // mount point. Legacy (--login-profile) value will be used for now.
   // http://crosbug.com/230859
   active_user_->SetStubImage(
       user_manager::UserImage(
           *ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
               IDR_PROFILE_PICTURE_LOADING)),
       user_manager::User::USER_IMAGE_INVALID,
       false);
 
   // Initializes wallpaper after active_user_ is set.
   WallpaperManager::Get()->SetUserWallpaperNow(chromeos::login::kGuestUserName);
 }
 
-void ChromeUserManager::RegularUserLoggedIn(const std::string& user_id) {
-  UserManagerBase::RegularUserLoggedIn(user_id);
+void ChromeUserManagerImpl::RegularUserLoggedIn(const std::string& user_id) {
+  ChromeUserManager::RegularUserLoggedIn(user_id);
 
   if (IsCurrentUserNew())
     WallpaperManager::Get()->SetUserWallpaperNow(user_id);
 
   GetUserImageManager(user_id)->UserLoggedIn(IsCurrentUserNew(), false);
 
   WallpaperManager::Get()->EnsureLoggedInUserWallpaperLoaded();
 
   // Make sure that new data is persisted to Local State.
   GetLocalState()->CommitPendingWrite();
 }
 
-void ChromeUserManager::RegularUserLoggedInAsEphemeral(
+void ChromeUserManagerImpl::RegularUserLoggedInAsEphemeral(
     const std::string& user_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  UserManagerBase::RegularUserLoggedInAsEphemeral(user_id);
+  ChromeUserManager::RegularUserLoggedInAsEphemeral(user_id);
 
   GetUserImageManager(user_id)->UserLoggedIn(IsCurrentUserNew(), false);
   WallpaperManager::Get()->SetUserWallpaperNow(user_id);
 }
 
-void ChromeUserManager::SupervisedUserLoggedIn(const std::string& user_id) {
+void ChromeUserManagerImpl::SupervisedUserLoggedIn(const std::string& user_id) {
   // TODO(nkostylev): Refactor, share code with RegularUserLoggedIn().
 
   // Remove the user from the user list.
   active_user_ = RemoveRegularOrSupervisedUserFromList(user_id);
 
   // If the user was not found on the user list, create a new user.
   if (!GetActiveUser()) {
     SetIsCurrentUserNew(true);
     active_user_ = user_manager::User::CreateSupervisedUser(user_id);
     // Leaving OAuth token status at the default state = unknown.
@@ skipping 18 matching lines @@
                         GetActiveUser()->GetDisplayName());
   }
 
   GetUserImageManager(user_id)->UserLoggedIn(IsCurrentUserNew(), true);
   WallpaperManager::Get()->EnsureLoggedInUserWallpaperLoaded();
 
   // Make sure that new data is persisted to Local State.
   GetLocalState()->CommitPendingWrite();
 }
 
-void ChromeUserManager::PublicAccountUserLoggedIn(user_manager::User* user) {
+void ChromeUserManagerImpl::PublicAccountUserLoggedIn(
+    user_manager::User* user) {
   SetIsCurrentUserNew(true);
   active_user_ = user;
 
   // The UserImageManager chooses a random avatar picture when a user logs in
   // for the first time. Tell the UserImageManager that this user is not new to
   // prevent the avatar from getting changed.
   GetUserImageManager(user->email())->UserLoggedIn(false, true);
   WallpaperManager::Get()->EnsureLoggedInUserWallpaperLoaded();
 }
 
-void ChromeUserManager::KioskAppLoggedIn(const std::string& app_id) {
+void ChromeUserManagerImpl::KioskAppLoggedIn(const std::string& app_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   policy::DeviceLocalAccount::Type device_local_account_type;
   DCHECK(policy::IsDeviceLocalAccountUser(app_id, &device_local_account_type));
   DCHECK_EQ(policy::DeviceLocalAccount::TYPE_KIOSK_APP,
             device_local_account_type);
 
   active_user_ = user_manager::User::CreateKioskAppUser(app_id);
   active_user_->SetStubImage(
       user_manager::UserImage(
           *ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
@@ skipping 28 matching lines @@
 
   CommandLine* command_line = CommandLine::ForCurrentProcess();
   command_line->AppendSwitch(::switches::kForceAppMode);
   command_line->AppendSwitchASCII(::switches::kAppId, kiosk_app_id);
 
   // Disable window animation since kiosk app runs in a single full screen
   // window and window animation causes start-up janks.
   command_line->AppendSwitch(wm::switches::kWindowAnimationsDisabled);
 }
 
-void ChromeUserManager::DemoAccountLoggedIn() {
+void ChromeUserManagerImpl::DemoAccountLoggedIn() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   active_user_ =
       user_manager::User::CreateKioskAppUser(DemoAppLauncher::kDemoUserName);
   active_user_->SetStubImage(
       user_manager::UserImage(
           *ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
               IDR_PROFILE_PICTURE_LOADING)),
       user_manager::User::USER_IMAGE_INVALID,
       false);
   WallpaperManager::Get()->SetUserWallpaperNow(DemoAppLauncher::kDemoUserName);
 
   CommandLine* command_line = CommandLine::ForCurrentProcess();
   command_line->AppendSwitch(::switches::kForceAppMode);
   command_line->AppendSwitchASCII(::switches::kAppId,
                                   DemoAppLauncher::kDemoAppId);
 
   // Disable window animation since the demo app runs in a single full screen
   // window and window animation causes start-up janks.
   CommandLine::ForCurrentProcess()->AppendSwitch(
       wm::switches::kWindowAnimationsDisabled);
 }
 
-void ChromeUserManager::RetailModeUserLoggedIn() {
+void ChromeUserManagerImpl::RetailModeUserLoggedIn() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   SetIsCurrentUserNew(true);
   active_user_ = user_manager::User::CreateRetailModeUser();
   GetUserImageManager(chromeos::login::kRetailModeUserName)
       ->UserLoggedIn(IsCurrentUserNew(), true);
   WallpaperManager::Get()->SetUserWallpaperNow(
       chromeos::login::kRetailModeUserName);
 }
 
-void ChromeUserManager::NotifyOnLogin() {
+void ChromeUserManagerImpl::NotifyOnLogin() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   UserSessionManager::OverrideHomedir();
   UpdateNumberOfUsers();
 
-  UserManagerBase::NotifyOnLogin();
+  ChromeUserManager::NotifyOnLogin();
 
   // TODO(nkostylev): Deprecate this notification in favor of
   // ActiveUserChanged() observer call.
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_LOGIN_USER_CHANGED,
       content::Source<UserManager>(this),
       content::Details<const user_manager::User>(GetActiveUser()));
 
   UserSessionManager::GetInstance()->PerformPostUserLoggedInActions();
 }
 
-void ChromeUserManager::UpdateOwnership() {
+void ChromeUserManagerImpl::UpdateOwnership() {
   bool is_owner = DeviceSettingsService::Get()->HasPrivateOwnerKey();
   VLOG(1) << "Current user " << (is_owner ? "is owner" : "is not owner");
 
   SetCurrentUserIsOwner(is_owner);
 }
 
-void ChromeUserManager::RemoveNonCryptohomeData(const std::string& user_id) {
-  UserManagerBase::RemoveNonCryptohomeData(user_id);
+void ChromeUserManagerImpl::RemoveNonCryptohomeData(
+    const std::string& user_id) {
+  ChromeUserManager::RemoveNonCryptohomeData(user_id);
 
   WallpaperManager::Get()->RemoveUserWallpaperInfo(user_id);
   GetUserImageManager(user_id)->DeleteUserImage();
 
   supervised_user_manager_->RemoveNonCryptohomeData(user_id);
 
   multi_profile_user_controller_->RemoveCachedValues(user_id);
 }
 
-void ChromeUserManager::CleanUpPublicAccountNonCryptohomeDataPendingRemoval() {
+void
+ChromeUserManagerImpl::CleanUpPublicAccountNonCryptohomeDataPendingRemoval() {
   PrefService* local_state = GetLocalState();
   const std::string public_account_pending_data_removal =
       local_state->GetString(kPublicAccountPendingDataRemoval);
   if (public_account_pending_data_removal.empty() ||
       (IsUserLoggedIn() &&
        public_account_pending_data_removal == GetActiveUser()->email())) {
     return;
   }
 
   RemoveNonCryptohomeData(public_account_pending_data_removal);
   local_state->ClearPref(kPublicAccountPendingDataRemoval);
 }
 
-void ChromeUserManager::CleanUpPublicAccountNonCryptohomeData(
+void ChromeUserManagerImpl::CleanUpPublicAccountNonCryptohomeData(
     const std::vector<std::string>& old_public_accounts) {
   std::set<std::string> users;
   for (user_manager::UserList::const_iterator it = users_.begin();
        it != users_.end();
        ++it)
     users.insert((*it)->email());
 
   // If the user is logged into a public account that has been removed from the
   // user list, mark the account's data as pending removal after logout.
   if (IsLoggedInAsPublicAccount()) {
     const std::string active_user_id = GetActiveUser()->email();
     if (users.find(active_user_id) == users.end()) {
       GetLocalState()->SetString(kPublicAccountPendingDataRemoval,
                                  active_user_id);
       users.insert(active_user_id);
     }
   }
 
   // Remove the data belonging to any other public accounts that are no longer
   // found on the user list.
   for (std::vector<std::string>::const_iterator it =
            old_public_accounts.begin();
        it != old_public_accounts.end();
        ++it) {
     if (users.find(*it) == users.end())
       RemoveNonCryptohomeData(*it);
   }
 }
 
-bool ChromeUserManager::UpdateAndCleanUpPublicAccounts(
+bool ChromeUserManagerImpl::UpdateAndCleanUpPublicAccounts(
     const std::vector<policy::DeviceLocalAccount>& device_local_accounts) {
   // Try to remove any public account data marked as pending removal.
   CleanUpPublicAccountNonCryptohomeDataPendingRemoval();
 
   // Get the current list of public accounts.
   std::vector<std::string> old_public_accounts;
   for (user_manager::UserList::const_iterator it = users_.begin();
        it != users_.end();
        ++it) {
     if ((*it)->GetType() == user_manager::USER_TYPE_PUBLIC_ACCOUNT)
@@ skipping 68 matching lines @@
     GetUserImageManager((*ui)->email())->LoadUserImage();
   }
 
   // Remove data belonging to public accounts that are no longer found on the
   // user list.
   CleanUpPublicAccountNonCryptohomeData(old_public_accounts);
 
   return true;
 }
 
-void ChromeUserManager::UpdatePublicAccountDisplayName(
+void ChromeUserManagerImpl::UpdatePublicAccountDisplayName(
     const std::string& user_id) {
   std::string display_name;
 
   if (device_local_account_policy_service_) {
     policy::DeviceLocalAccountPolicyBroker* broker =
         device_local_account_policy_service_->GetBrokerForUser(user_id);
     if (broker)
       display_name = broker->GetDisplayName();
   }
 
   // Set or clear the display name.
   SaveUserDisplayName(user_id, base::UTF8ToUTF16(display_name));
 }
 
-UserFlow* ChromeUserManager::GetCurrentUserFlow() const {
+UserFlow* ChromeUserManagerImpl::GetCurrentUserFlow() const {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   if (!IsUserLoggedIn())
     return GetDefaultUserFlow();
   return GetUserFlow(GetLoggedInUser()->email());
 }
 
-UserFlow* ChromeUserManager::GetUserFlow(const std::string& user_id) const {
+UserFlow* ChromeUserManagerImpl::GetUserFlow(const std::string& user_id) const {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   FlowMap::const_iterator it = specific_flows_.find(user_id);
   if (it != specific_flows_.end())
     return it->second;
   return GetDefaultUserFlow();
 }
 
-void ChromeUserManager::SetUserFlow(const std::string& user_id,
-                                    UserFlow* flow) {
+void ChromeUserManagerImpl::SetUserFlow(const std::string& user_id,
+                                        UserFlow* flow) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   ResetUserFlow(user_id);
   specific_flows_[user_id] = flow;
 }
 
-void ChromeUserManager::ResetUserFlow(const std::string& user_id) {
+void ChromeUserManagerImpl::ResetUserFlow(const std::string& user_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   FlowMap::iterator it = specific_flows_.find(user_id);
   if (it != specific_flows_.end()) {
     delete it->second;
     specific_flows_.erase(it);
   }
 }
 
-bool ChromeUserManager::AreSupervisedUsersAllowed() const {
+bool ChromeUserManagerImpl::AreSupervisedUsersAllowed() const {
   bool supervised_users_allowed = false;
   cros_settings_->GetBoolean(kAccountsPrefSupervisedUsersEnabled,
                              &supervised_users_allowed);
   return supervised_users_allowed;
 }
 
-UserFlow* ChromeUserManager::GetDefaultUserFlow() const {
+UserFlow* ChromeUserManagerImpl::GetDefaultUserFlow() const {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   if (!default_flow_.get())
     default_flow_.reset(new DefaultUserFlow());
   return default_flow_.get();
 }
 
-void ChromeUserManager::NotifyUserListChanged() {
+void ChromeUserManagerImpl::NotifyUserListChanged() {
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_USER_LIST_CHANGED,
       content::Source<UserManager>(this),
       content::NotificationService::NoDetails());
 }
 
-void ChromeUserManager::NotifyUserAddedToSession(
+void ChromeUserManagerImpl::NotifyUserAddedToSession(
     const user_manager::User* added_user,
     bool user_switch_pending) {
   if (user_switch_pending)
     SetPendingUserSwitchID(added_user->email());
 
   UpdateNumberOfUsers();
-  UserManagerBase::NotifyUserAddedToSession(added_user, user_switch_pending);
+  ChromeUserManager::NotifyUserAddedToSession(added_user, user_switch_pending);
 }
 
-void ChromeUserManager::OnUserNotAllowed(const std::string& user_email) {
+void ChromeUserManagerImpl::OnUserNotAllowed(const std::string& user_email) {
   LOG(ERROR) << "Shutdown session because a user is not allowed to be in the "
                 "current session";
   chromeos::ShowMultiprofilesSessionAbortedDialog(user_email);
 }
 
-void ChromeUserManager::UpdateNumberOfUsers() {
+void ChromeUserManagerImpl::UpdateNumberOfUsers() {
   size_t users = GetLoggedInUsers().size();
   if (users) {
     // Write the user number as UMA stat when a multi user session is possible.
     if ((users + GetUsersAdmittedForMultiProfile().size()) > 1)
       ash::MultiProfileUMA::RecordUserCount(users);
   }
 
   base::debug::SetCrashKeyValue(
       crash_keys::kNumberOfUsers,
       base::StringPrintf("%" PRIuS, GetLoggedInUsers().size()));
 }
 
 }  // namespace chromeos