Add DeviceADPolicyManager to provide AD policy.

chrome/browser/policy/profile_policy_connector_factory.cc

 // Copyright (c) 2013 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/policy/profile_policy_connector_factory.h"
 
 #include <utility>
 
 #include "base/logging.h"
 #include "base/memory/singleton.h"
@@ skipping 92 matching lines @@
   SchemaRegistry* schema_registry = nullptr;
   CloudPolicyManager* user_cloud_policy_manager = nullptr;
 
   schema_registry =
       SchemaRegistryServiceFactory::GetForContext(context)->registry();
 
 #if defined(OS_CHROMEOS)
   Profile* const profile = Profile::FromBrowserContext(context);
   const user_manager::User* user = nullptr;
   if (chromeos::ProfileHelper::IsSigninProfile(profile)) {
-    policy::BrowserPolicyConnectorChromeOS* browser_policy_connector =
-        g_browser_process->platform_part()->browser_policy_connector_chromeos();
     policy::DeviceCloudPolicyManagerChromeOS* device_cloud_policy_manager =
-        browser_policy_connector->GetDeviceCloudPolicyManager();
-    device_cloud_policy_manager->SetSigninProfileSchemaRegistry(
-        schema_registry);
+        g_browser_process->platform_part()
+            ->browser_policy_connector_chromeos()
+            ->GetDeviceCloudPolicyManager();
+    // TODO(tnagel): Do we need to do something for Active Directory management?

[emaxx, 2016/11/17 01:14:32]

This piece was solely for supporting cloud policy for login screen apps.
So, unless there are potential plans for supporting login screen apps managed by
Active Directory, this TODO may be omitted.

+    if (device_cloud_policy_manager) {
+      device_cloud_policy_manager->SetSigninProfileSchemaRegistry(
+          schema_registry);
+    }
   } else {
     user = chromeos::ProfileHelper::Get()->GetUserByProfile(profile);
     CHECK(user);
   }
   user_cloud_policy_manager =
       UserCloudPolicyManagerFactoryChromeOS::GetForProfile(profile);
 #else
   user_cloud_policy_manager =
       UserCloudPolicyManagerFactory::GetForBrowserContext(context);
 #endif  // defined(OS_CHROMEOS)
@@ skipping 41 matching lines @@
 
 bool ProfilePolicyConnectorFactory::HasTestingFactory(
     content::BrowserContext* context) {
   return false;
 }
 
 void ProfilePolicyConnectorFactory::CreateServiceNow(
     content::BrowserContext* context) {}
 
 }  // namespace policy