Remove device policy store from PolicyHeaderService since it's not used.

chrome/browser/policy/cloud/policy_header_service_factory.cc

 // Copyright 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/cloud/policy_header_service_factory.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "build/build_config.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/policy/core/browser/browser_policy_connector.h"
 #include "components/policy/core/common/cloud/cloud_policy_store.h"
 #include "components/policy/core/common/cloud/device_management_service.h"
 #include "components/policy/core/common/cloud/policy_header_service.h"
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
-#include "chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.h"
 #include "chrome/browser/chromeos/policy/user_cloud_policy_manager_chromeos.h"
 #include "chrome/browser/chromeos/policy/user_cloud_policy_manager_factory_chromeos.h"
 #else
 #include "chrome/browser/policy/cloud/user_cloud_policy_manager_factory.h"
 #include "components/policy/core/common/cloud/user_cloud_policy_manager.h"
 #endif
 
 namespace policy {
 
 namespace {
@@ skipping 62 matching lines @@
   CloudPolicyManager* manager =
       UserCloudPolicyManagerFactoryChromeOS::GetForProfile(
            Profile::FromBrowserContext(context));
 #else
   CloudPolicyManager* manager =
       UserCloudPolicyManagerFactory::GetForBrowserContext(context);
 #endif
   if (!manager)
     return NULL;
   CloudPolicyStore* user_store = manager->core()->store();
-  CloudPolicyStore* device_store = NULL;
-#if defined(OS_CHROMEOS)
-  // TODO(tnagel): Add support for Active Directory management.
-  if (!connector->GetDeviceCloudPolicyManager())
-    return NULL;
-  device_store = connector->GetDeviceCloudPolicyManager()->core()->store();
-#endif
 
   std::unique_ptr<PolicyHeaderService> service =
       base::MakeUnique<PolicyHeaderService>(
           device_management_service->GetServerUrl(), kPolicyVerificationKeyHash,
-          user_store, device_store);
+          user_store);
   return new PolicyHeaderServiceWrapper(std::move(service));
 }
 
 // static
 PolicyHeaderServiceFactory* PolicyHeaderServiceFactory::GetInstance() {
   return base::Singleton<PolicyHeaderServiceFactory>::get();
 }
 
 }  // namespace policy