chrome/browser: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

chrome/browser/policy/cloud/user_policy_signin_service_base.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/user_policy_signin_service_base.h"
 
 #include "base/bind.h"
-#include "base/message_loop/message_loop.h"
+#include "base/location.h"
+#include "base/single_thread_task_runner.h"
+#include "base/thread_task_runner_handle.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/policy/cloud/user_cloud_policy_manager_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/common/chrome_content_client.h"
 #include "components/policy/core/browser/browser_policy_connector.h"
 #include "components/policy/core/common/cloud/device_management_service.h"
 #include "components/policy/core/common/cloud/system_policy_request_context.h"
 #include "components/policy/core/common/cloud/user_cloud_policy_manager.h"
 #include "components/signin/core/browser/signin_manager.h"
@@ skipping 92 matching lines @@
     // If the client is already registered, it means this error must have
     // come from a policy fetch.
     if (client->status() == DM_STATUS_SERVICE_MANAGEMENT_NOT_SUPPORTED) {
       // OK, policy fetch failed with MANAGEMENT_NOT_SUPPORTED - this is our
       // trigger to revert to "unmanaged" mode (we will check for management
       // being re-enabled on the next restart and/or login).
       DVLOG(1) << "DMServer returned NOT_SUPPORTED error - removing policy";
 
       // Can't shutdown now because we're in the middle of a callback from
       // the CloudPolicyClient, so queue up a task to do the shutdown.
-      base::MessageLoop::current()->PostTask(
+      base::ThreadTaskRunnerHandle::Get()->PostTask(
           FROM_HERE,
           base::Bind(
               &UserPolicySigninServiceBase::ShutdownUserCloudPolicyManager,
               weak_factory_.GetWeakPtr()));
     } else {
       DVLOG(1) << "Error fetching policy: " << client->status();
     }
   }
 }
 
@@ skipping 121 matching lines @@
     manager->DisconnectAndRemovePolicy();
 }
 
 scoped_refptr<net::URLRequestContextGetter>
 UserPolicySigninServiceBase::CreateSystemRequestContext() {
   return new SystemPolicyRequestContext(
       system_request_context(), GetUserAgent());
 }
 
 }  // namespace policy