Add policy domain for signin screen apps

chrome/browser/chromeos/policy/device_local_account_policy_service.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_local_account_policy_service.h"
 
 #include <utility>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 128 matching lines @@
       store_.get(),
       cache_root_dir.Append(
           GetCacheSubdirectoryForAccountID(account.account_id)));
   store_->AddObserver(this);
 
   // Unblock the |schema_registry_| so that the |component_policy_service_|
   // starts using it.
   schema_registry_.RegisterComponent(
       PolicyNamespace(POLICY_DOMAIN_CHROME, std::string()),
       g_browser_process->browser_policy_connector()->GetChromeSchema());
-  schema_registry_.SetReady(POLICY_DOMAIN_CHROME);
-  schema_registry_.SetReady(POLICY_DOMAIN_EXTENSIONS);
+  schema_registry_.SetAllDomainsReady();
 }
 
 DeviceLocalAccountPolicyBroker::~DeviceLocalAccountPolicyBroker() {
   store_->RemoveObserver(this);
   external_data_manager_->SetPolicyStore(nullptr);
   external_data_manager_->Disconnect();
 }
 
 void DeviceLocalAccountPolicyBroker::Initialize() {
   store_->Load();
@@ skipping 66 matching lines @@
     // Disabled via the command line.
     return;
   }
 
   std::unique_ptr<ResourceCache> resource_cache(
       new ResourceCache(component_policy_cache_path_,
                         content::BrowserThread::GetTaskRunnerForThread(
                             content::BrowserThread::FILE)));
 
   component_policy_service_.reset(new ComponentCloudPolicyService(
-      this, &schema_registry_, core(), client, std::move(resource_cache),
-      request_context, content::BrowserThread::GetTaskRunnerForThread(
-                           content::BrowserThread::FILE),
+      dm_protocol::kChromeExtensionPolicyType, this, &schema_registry_, core(),
+      client, std::move(resource_cache), request_context,
+      content::BrowserThread::GetTaskRunnerForThread(
+          content::BrowserThread::FILE),
       content::BrowserThread::GetTaskRunnerForThread(
           content::BrowserThread::IO)));
 }
 
 DeviceLocalAccountPolicyService::DeviceLocalAccountPolicyService(
     chromeos::SessionManagerClient* session_manager_client,
     chromeos::DeviceSettingsService* device_settings_service,
     chromeos::CrosSettings* cros_settings,
     AffiliatedInvalidationServiceProvider* invalidation_service_provider,
     scoped_refptr<base::SequencedTaskRunner> store_background_task_runner,
@@ skipping 315 matching lines @@
   return nullptr;
 }
 
 void DeviceLocalAccountPolicyService::NotifyPolicyUpdated(
     const std::string& user_id) {
   for (auto& observer : observers_)
     observer.OnPolicyUpdated(user_id);
 }
 
 }  // namespace policy