scheduler: Move the Blink scheduler into Blink

components/scheduler/child/worker_scheduler.cc

-// Copyright 2015 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 "components/scheduler/child/worker_scheduler.h"
-
-#include <utility>
-
-#include "base/memory/ptr_util.h"
-#include "base/message_loop/message_loop.h"
-#include "components/scheduler/child/scheduler_tqm_delegate.h"
-#include "components/scheduler/child/worker_scheduler_impl.h"
-
-namespace scheduler {
-
-WorkerScheduler::WorkerScheduler() {
-}
-
-WorkerScheduler::~WorkerScheduler() {
-}
-
-// static
-std::unique_ptr<WorkerScheduler> WorkerScheduler::Create(
-    scoped_refptr<SchedulerTqmDelegate> main_task_runner) {
-  return base::WrapUnique(new WorkerSchedulerImpl(std::move(main_task_runner)));
-}
-
-}  // namespace scheduler