Componentize StartupTaskRunnerService

chrome/browser/profiles/startup_task_runner_service.cc

-// Copyright (c) 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/profiles/startup_task_runner_service.h"
-
-#include "base/deferred_sequenced_task_runner.h"
-#include "base/logging.h"
-#include "chrome/browser/profiles/profile.h"
-
-StartupTaskRunnerService::StartupTaskRunnerService(Profile* profile)
-    : profile_(profile) {
-}
-
-StartupTaskRunnerService::~StartupTaskRunnerService() {
-}
-
-scoped_refptr<base::DeferredSequencedTaskRunner>
-    StartupTaskRunnerService::GetBookmarkTaskRunner() {
-  DCHECK(CalledOnValidThread());
-  if (!bookmark_task_runner_.get()) {
-    bookmark_task_runner_ =
-        new base::DeferredSequencedTaskRunner(profile_->GetIOTaskRunner());
-  }
-  return bookmark_task_runner_;
-}
-
-void StartupTaskRunnerService::StartDeferredTaskRunners() {
-  GetBookmarkTaskRunner()->Start();
-}