[storage] Replace MessageLoopProxy usage with ThreadTaskRunnerHandle

storage/browser/quota/quota_task.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 "storage/browser/quota/quota_task.h"
 
 #include <algorithm>
 #include <functional>
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/message_loop/message_loop.h"
-#include "base/message_loop/message_loop_proxy.h"
-#include "base/single_thread_task_runner.h"
+#include "base/thread_task_runner_handle.h"
 
 using base::TaskRunner;
 
 namespace storage {
 
 // QuotaTask ---------------------------------------------------------------
 
 QuotaTask::~QuotaTask() {
 }
 
 void QuotaTask::Start() {
   DCHECK(observer_);
   observer()->RegisterTask(this);
   Run();
 }
 
 QuotaTask::QuotaTask(QuotaTaskObserver* observer)
     : observer_(observer),
-      original_task_runner_(base::MessageLoopProxy::current()),
+      original_task_runner_(base::ThreadTaskRunnerHandle::Get()),
       delete_scheduled_(false) {
 }
 
 void QuotaTask::CallCompleted() {
   DCHECK(original_task_runner_->BelongsToCurrentThread());
   if (observer_) {
     observer_->UnregisterTask(this);
     Completed();
   }
 }
@@ skipping 26 matching lines @@
 void QuotaTaskObserver::RegisterTask(QuotaTask* task) {
   running_quota_tasks_.insert(task);
 }
 
 void QuotaTaskObserver::UnregisterTask(QuotaTask* task) {
   DCHECK(running_quota_tasks_.find(task) != running_quota_tasks_.end());
   running_quota_tasks_.erase(task);
 }
 
 }  // namespace storage