[chrome/browser/chromeos/policy] Replace MessageLoopProxy usage with ThreadTaskRunnerHandle

chrome/browser/chromeos/policy/user_policy_token_loader.cc

 // Copyright (c) 2011 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/user_policy_token_loader.h"
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/location.h"
-#include "base/message_loop/message_loop_proxy.h"
 #include "base/metrics/histogram.h"
 #include "base/sequenced_task_runner.h"
+#include "base/single_thread_task_runner.h"
+#include "base/thread_task_runner_handle.h"
 #include "components/policy/core/common/cloud/enterprise_metrics.h"
 #include "policy/proto/device_management_local.pb.h"
 
 namespace policy {
 
 namespace em = enterprise_management;
 
 UserPolicyTokenLoader::Delegate::~Delegate() {}
 
 UserPolicyTokenLoader::UserPolicyTokenLoader(
     const base::WeakPtr<Delegate>& delegate,
     const base::FilePath& cache_file,
     scoped_refptr<base::SequencedTaskRunner> background_task_runner)
     : delegate_(delegate),
       cache_file_(cache_file),
-      origin_task_runner_(base::MessageLoopProxy::current()),
-      background_task_runner_(background_task_runner) {}
+      origin_task_runner_(base::ThreadTaskRunnerHandle::Get()),
+      background_task_runner_(background_task_runner) {
+}
 
 void UserPolicyTokenLoader::Load() {
   DCHECK(origin_task_runner_->RunsTasksOnCurrentThread());
   background_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(&UserPolicyTokenLoader::LoadOnBackgroundThread, this));
 }
 
 UserPolicyTokenLoader::~UserPolicyTokenLoader() {
 }
@@ skipping 29 matching lines @@
 }
 
 void UserPolicyTokenLoader::NotifyOnOriginThread(const std::string& token,
                                                  const std::string& device_id) {
   DCHECK(origin_task_runner_->RunsTasksOnCurrentThread());
   if (delegate_.get())
     delegate_->OnTokenLoaded(token, device_id);
 }
 
 }  // namespace policy