Add DeviceADPolicyManager to provide AD policy.

chrome/browser/chromeos/policy/device_cloud_policy_store_chromeos.cc

Index: chrome/browser/chromeos/policy/device_cloud_policy_store_chromeos.cc
diff --git a/chrome/browser/chromeos/policy/device_cloud_policy_store_chromeos.cc b/chrome/browser/chromeos/policy/device_cloud_policy_store_chromeos.cc
index 0f600faa3585e00c74a81d6c712766d0195589fb..5317131bef6b17561c5f49c484cfb9bc333e5971 100644
--- a/chrome/browser/chromeos/policy/device_cloud_policy_store_chromeos.cc
+++ b/chrome/browser/chromeos/policy/device_cloud_policy_store_chromeos.cc
@@ -36,6 +36,7 @@ DeviceCloudPolicyStoreChromeOS::DeviceCloudPolicyStoreChromeOS(
       background_task_runner_(background_task_runner),
       weak_factory_(this) {
   device_settings_service_->AddObserver(this);
+  device_settings_service_->SetDeviceMode(install_attributes_->GetMode());
 }
 
 DeviceCloudPolicyStoreChromeOS::~DeviceCloudPolicyStoreChromeOS() {
@@ -49,7 +50,7 @@ void DeviceCloudPolicyStoreChromeOS::Store(
 
   scoped_refptr<ownership::PublicKey> public_key(
       device_settings_service_->GetPublicKey());
-  if (!install_attributes_->IsEnterpriseDevice() ||
+  if (!install_attributes_->IsCloudManaged() ||
       !device_settings_service_->policy_data() || !public_key.get() ||
       !public_key->is_loaded()) {
     status_ = STATUS_BAD_STATE;
@@ -81,7 +82,7 @@ void DeviceCloudPolicyStoreChromeOS::InstallInitialPolicy(
   // Cancel all pending requests.
   weak_factory_.InvalidateWeakPtrs();
 
-  if (!install_attributes_->IsEnterpriseDevice()) {
+  if (!install_attributes_->IsCloudManaged()) {
     status_ = STATUS_BAD_STATE;
     NotifyStoreError();
     return;
@@ -139,7 +140,7 @@ void DeviceCloudPolicyStoreChromeOS::OnPolicyStored() {
 }
 
 void DeviceCloudPolicyStoreChromeOS::UpdateFromService() {
-  if (!install_attributes_->IsEnterpriseDevice()) {
+  if (!install_attributes_->IsEnterpriseManaged()) {
     status_ = STATUS_BAD_STATE;
     NotifyStoreError();
     return;
@@ -214,6 +215,11 @@ void DeviceCloudPolicyStoreChromeOS::CheckDMToken() {
   }
   dm_token_checked_ = true;
 
+  // PolicyData from Active Directory doesn't contain a DM token.
+  if (install_attributes_->IsActiveDirectoryManaged()) {
+    return;
+  }
+
   // At the time LoginDisplayHostImpl decides whether enrollment flow is to be
   // started, policy hasn't been read yet.  To work around this, once the need
   // for recovery is detected upon policy load, a flag is stored in prefs which