Implemented consumer management unenrollment.

chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.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/chromeos/policy/device_cloud_policy_manager_chromeos.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
+#include "base/callback.h"
 #include "base/command_line.h"
+#include "base/logging.h"
 #include "base/port.h"
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/time/time.h"
 #include "chrome/browser/chromeos/attestation/attestation_policy_observer.h"
 #include "chrome/browser/chromeos/login/enrollment/auto_enrollment_controller.h"
 #include "chrome/browser/chromeos/login/startup_utils.h"
 #include "chrome/browser/chromeos/policy/device_cloud_policy_store_chromeos.h"
 #include "chrome/browser/chromeos/policy/server_backed_state_keys_broker.h"
 #include "chrome/common/pref_names.h"
 #include "chromeos/chromeos_constants.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/system/statistics_provider.h"
+#include "components/policy/core/common/cloud/cloud_policy_service.h"
 #include "components/policy/core/common/cloud/cloud_policy_store.h"
 #include "content/public/browser/browser_thread.h"
 #include "crypto/sha2.h"
 #include "policy/proto/device_management_backend.pb.h"
 #include "url/gurl.h"
 
 using content::BrowserThread;
 
 namespace em = enterprise_management;
 
@@ skipping 193 matching lines @@
   core()->Connect(client_to_connect.Pass());
   core()->StartRefreshScheduler();
   core()->TrackRefreshDelayPref(local_state_,
                                 prefs::kDevicePolicyRefreshRate);
   attestation_policy_observer_.reset(
       new chromeos::attestation::AttestationPolicyObserver(client()));
 
   NotifyConnected();
 }
 
+void DeviceCloudPolicyManagerChromeOS::Unregister(
+    const base::Callback<void(bool)>& callback) {
+  if (!service()) {
+    LOG(ERROR) << "Tried to unregister but DeviceCloudPolicyManagerChromeOS is "
+               << "not connected.";
+    callback.Run(false);
+    return;
+  }
+
+  service()->Unregister(callback);
+}
+
+void DeviceCloudPolicyManagerChromeOS::Disconnect() {
+  core()->Disconnect();

[bartfab (slow), 2014/11/28 13:25:18]

Nit: #include "components/policy/core/common/cloud/cloud_policy_core.h"

[davidyu, 2014/12/01 17:05:22]

Done.

+
+  NotifyDisconnected();
+}
+
 void DeviceCloudPolicyManagerChromeOS::OnStateKeysUpdated() {
   if (client() && ForcedReEnrollmentEnabled())
     client()->SetStateKeysToUpload(state_keys_broker_->state_keys());
 }
 
 void DeviceCloudPolicyManagerChromeOS::InitializeRequisition() {
   // OEM statistics are only loaded when OOBE is not completed.
   if (chromeos::StartupUtils::IsOobeCompleted())
     return;
 
@@ skipping 22 matching lines @@
       }
     }
   }
 }
 
 void DeviceCloudPolicyManagerChromeOS::NotifyConnected() {
   FOR_EACH_OBSERVER(
       Observer, observers_, OnDeviceCloudPolicyManagerConnected());
 }
 
+void DeviceCloudPolicyManagerChromeOS::NotifyDisconnected() {
+  FOR_EACH_OBSERVER(
+      Observer, observers_, OnDeviceCloudPolicyManagerDisconnected());
+}
+
 }  // namespace policy