Revert of Implemented consumer management unenrollment.

chrome/browser/chromeos/policy/consumer_unenrollment_handler.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/policy/consumer_unenrollment_handler.h"
-
-#include "base/bind.h"
-#include "base/logging.h"
-#include "chrome/browser/chromeos/ownership/owner_settings_service_chromeos.h"
-#include "chrome/browser/chromeos/policy/consumer_management_service.h"
-#include "chrome/browser/chromeos/policy/consumer_management_stage.h"
-#include "chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.h"
-#include "chrome/browser/chromeos/settings/device_settings_service.h"
-#include "components/policy/core/common/cloud/cloud_policy_constants.h"
-#include "policy/proto/device_management_backend.pb.h"
-
-namespace em = enterprise_management;
-
-namespace policy {
-
-ConsumerUnenrollmentHandler::ConsumerUnenrollmentHandler(
-    chromeos::DeviceSettingsService* device_settings_service,
-    ConsumerManagementService* consumer_management_service,
-    DeviceCloudPolicyManagerChromeOS* device_cloud_policy_manager,
-    chromeos::OwnerSettingsServiceChromeOS* owner_settings_service)
-    : device_settings_service_(device_settings_service),
-      consumer_management_service_(consumer_management_service),
-      device_cloud_policy_manager_(device_cloud_policy_manager),
-      owner_settings_service_(owner_settings_service),
-      weak_factory_(this) {
-}
-
-ConsumerUnenrollmentHandler::~ConsumerUnenrollmentHandler() {
-}
-
-void ConsumerUnenrollmentHandler::Start() {
-  if (consumer_management_service_->GetStatus() !=
-      ConsumerManagementService::STATUS_ENROLLED) {
-    return;
-  }
-
-  device_cloud_policy_manager_->Unregister(
-      base::Bind(&ConsumerUnenrollmentHandler::OnUnregistered,
-                 weak_factory_.GetWeakPtr()));
-}
-
-void ConsumerUnenrollmentHandler::OnUnregistered(bool success) {
-  if (!success) {
-    consumer_management_service_->SetStage(
-        ConsumerManagementStage::UnenrollmentDMServerFailed());
-    LOG(ERROR) << "Failed to unregister and disconnect device cloud policy "
-               << "manager.";
-    return;
-  }
-
-
-  chromeos::OwnerSettingsServiceChromeOS::ManagementSettings settings;
-  settings.management_mode = MANAGEMENT_MODE_LOCAL_OWNER;
-  owner_settings_service_->SetManagementSettings(
-      settings,
-      base::Bind(&ConsumerUnenrollmentHandler::OnManagementSettingsSet,
-                 weak_factory_.GetWeakPtr()));
-}
-
-void ConsumerUnenrollmentHandler::OnManagementSettingsSet(bool success) {
-  if (!success) {
-    consumer_management_service_->SetStage(
-        ConsumerManagementStage::UnenrollmentUpdateDeviceSettingsFailed());
-    LOG(ERROR) << "Failed to unset request token and device ID.";
-    return;
-  }
-
-  consumer_management_service_->SetStage(
-      ConsumerManagementStage::UnenrollmentSuccess());
-
-  // Disconnecting the device cloud policy manager will restart the device
-  // cloud policy initializer. So this must be done after the management
-  // settings are updated, so that the initializer won't reconnect the manager.
-  device_cloud_policy_manager_->Disconnect();
-}
-
-}  // namespace policy