Revert of Add a WorkerScheduler and a WebThreadImplForWorker

content/child/scheduler/worker_scheduler_impl.cc

Index: content/child/scheduler/worker_scheduler_impl.cc
diff --git a/content/child/scheduler/worker_scheduler_impl.cc b/content/child/scheduler/worker_scheduler_impl.cc
deleted file mode 100644
index 63661db5ea972805e09f8056ac923d42a54f3698..0000000000000000000000000000000000000000
--- a/content/child/scheduler/worker_scheduler_impl.cc
+++ /dev/null
@@ -1,92 +0,0 @@
-// Copyright 2014 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 "content/child/scheduler/worker_scheduler_impl.h"
-
-#include "base/bind.h"
-#include "base/message_loop/message_loop_proxy.h"
-#include "base/trace_event/trace_event.h"
-#include "base/trace_event/trace_event_argument.h"
-#include "content/child/scheduler/nestable_single_thread_task_runner.h"
-
-namespace content {
-
-WorkerSchedulerImpl::WorkerSchedulerImpl(
-    scoped_refptr<NestableSingleThreadTaskRunner> main_task_runner)
-    : helper_(main_task_runner,
-              this,
-              "worker.scheduler",
-              TRACE_DISABLED_BY_DEFAULT("worker.scheduler"),
-              SchedulerHelper::TASK_QUEUE_COUNT,
-              base::TimeDelta::FromMilliseconds(300)) {
-  initialized_ = false;
-  TRACE_EVENT_OBJECT_CREATED_WITH_ID(
-      TRACE_DISABLED_BY_DEFAULT("worker.scheduler"), "WorkerScheduler", this);
-}
-
-WorkerSchedulerImpl::~WorkerSchedulerImpl() {
-  TRACE_EVENT_OBJECT_DELETED_WITH_ID(
-      TRACE_DISABLED_BY_DEFAULT("worker.scheduler"), "WorkerScheduler", this);
-}
-
-void WorkerSchedulerImpl::Init() {
-  initialized_ = true;
-  helper_.EnableLongIdlePeriod();
-}
-
-scoped_refptr<base::SingleThreadTaskRunner>
-WorkerSchedulerImpl::DefaultTaskRunner() {
-  DCHECK(initialized_);
-  return helper_.DefaultTaskRunner();
-}
-
-scoped_refptr<SingleThreadIdleTaskRunner>
-WorkerSchedulerImpl::IdleTaskRunner() {
-  DCHECK(initialized_);
-  return helper_.IdleTaskRunner();
-}
-
-bool WorkerSchedulerImpl::CanExceedIdleDeadlineIfRequired() const {
-  DCHECK(initialized_);
-  return helper_.CanExceedIdleDeadlineIfRequired();
-}
-
-void WorkerSchedulerImpl::AddTaskObserver(
-    base::MessageLoop::TaskObserver* task_observer) {
-  DCHECK(initialized_);
-  helper_.AddTaskObserver(task_observer);
-}
-
-void WorkerSchedulerImpl::RemoveTaskObserver(
-    base::MessageLoop::TaskObserver* task_observer) {
-  DCHECK(initialized_);
-  helper_.RemoveTaskObserver(task_observer);
-}
-
-void WorkerSchedulerImpl::Shutdown() {
-  DCHECK(initialized_);
-  helper_.Shutdown();
-}
-
-void WorkerSchedulerImpl::SetTimeSourceForTesting(
-    scoped_refptr<cc::TestNowSource> time_source) {
-  helper_.SetTimeSourceForTesting(time_source);
-}
-
-void WorkerSchedulerImpl::SetWorkBatchSizeForTesting(size_t work_batch_size) {
-  helper_.SetWorkBatchSizeForTesting(work_batch_size);
-}
-
-bool WorkerSchedulerImpl::CanEnterLongIdlePeriod(base::TimeTicks,
-                                                 base::TimeDelta*) {
-  return true;
-}
-
-base::TimeTicks WorkerSchedulerImpl::CurrentIdleTaskDeadlineForTesting() const {
-  base::TimeTicks deadline;
-  helper_.CurrentIdleTaskDeadlineCallback(&deadline);
-  return deadline;
-}
-
-}  // namespace content