settings: Make DeviceOAuth2TokenServiceFactory::Get() async

chrome/browser/chromeos/policy/enrollment_handler_chromeos.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_POLICY_ENROLLMENT_HANDLER_CHROMEOS_H_
 #define CHROME_BROWSER_CHROMEOS_POLICY_ENROLLMENT_HANDLER_CHROMEOS_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.h"
 #include "chrome/browser/chromeos/policy/device_cloud_policy_validator.h"
 #include "chrome/browser/chromeos/policy/enterprise_install_attributes.h"
 #include "chrome/browser/policy/cloud/cloud_policy_client.h"
 #include "chrome/browser/policy/cloud/cloud_policy_store.h"
 #include "google_apis/gaia/gaia_oauth_client.h"
 
 namespace base {
 class SequencedTaskRunner;
 }
 
+namespace chromeos {
+class DeviceOAuth2TokenService;
+}
+
 namespace enterprise_management {
 class PolicyFetchResponse;
 }
 
 namespace policy {
 
 // Implements the logic that establishes enterprise enrollment for Chromium OS
 // devices. The process is as follows:
 //   1. Given an auth token, register with the policy service.
 //   2. Download the initial policy blob from the service.
@@ skipping 99 matching lines @@
       DeviceMode device_mode,
       const std::string& device_id,
       EnterpriseInstallAttributes::LockResult lock_result);
 
   // Drops any ongoing actions.
   void Stop();
 
   // Reports the result of the enrollment process to the initiator.
   void ReportResult(EnrollmentStatus status);
 
+  // Continuation of OnStoreLoaded().
+  void DidGetTokenService(chromeos::DeviceOAuth2TokenService* token_service);
+
   DeviceCloudPolicyStoreChromeOS* store_;
   EnterpriseInstallAttributes* install_attributes_;
   scoped_ptr<CloudPolicyClient> client_;
   scoped_refptr<base::SequencedTaskRunner> background_task_runner_;
   scoped_ptr<gaia::GaiaOAuthClient> gaia_oauth_client_;
 
   std::string auth_token_;
   std::string client_id_;
   std::string robot_refresh_token_;
   bool is_auto_enrollment_;
@@ skipping 17 matching lines @@
   int lockbox_init_duration_;
 
   base::WeakPtrFactory<EnrollmentHandlerChromeOS> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(EnrollmentHandlerChromeOS);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_CHROMEOS_POLICY_ENROLLMENT_HANDLER_CHROMEOS_H_