Revert of Implemented consumer management unenrollment.

chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.cc

Index: chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.cc
diff --git a/chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.cc b/chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.cc
index 3ff9c738e53a630ef15577000d30063f34878394..7d4d2ee485c562aa29fdb76129e7958db334251d 100644
--- a/chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.cc
+++ b/chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.cc
@@ -6,9 +6,7 @@
 
 #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"
@@ -25,8 +23,6 @@
 #include "chromeos/chromeos_constants.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/system/statistics_provider.h"
-#include "components/policy/core/common/cloud/cloud_policy_core.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"
@@ -252,24 +248,6 @@
   NotifyConnected();
 }
 
-void DeviceCloudPolicyManagerChromeOS::Unregister(
-    const UnregisterCallback& 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();
-
-  NotifyDisconnected();
-}
-
 void DeviceCloudPolicyManagerChromeOS::OnStateKeysUpdated() {
   if (client() && ForcedReEnrollmentEnabled())
     client()->SetStateKeysToUpload(state_keys_broker_->state_keys());
@@ -312,9 +290,4 @@
       Observer, observers_, OnDeviceCloudPolicyManagerConnected());
 }
 
-void DeviceCloudPolicyManagerChromeOS::NotifyDisconnected() {
-  FOR_EACH_OBSERVER(
-      Observer, observers_, OnDeviceCloudPolicyManagerDisconnected());
-}
-
 }  // namespace policy