(reland) Adds TimeDomains to the TaskQueueManager

components/scheduler/base/real_time_domain.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/base/real_time_domain.h"
+
+#include "base/bind.h"
+#include "components/scheduler/base/task_queue_impl.h"
+#include "components/scheduler/base/task_queue_manager_delegate.h"
+
+namespace scheduler {
+
+RealTimeDomain::RealTimeDomain(
+    TaskQueueManagerDelegate* task_queue_manager_delegate,
+    base::Closure do_work_closure)
+    : task_queue_manager_delegate_(task_queue_manager_delegate),
+      do_work_closure_(do_work_closure) {
+  DCHECK(task_queue_manager_delegate_);
+}
+
+RealTimeDomain::~RealTimeDomain() {}
+
+LazyNow RealTimeDomain::CreateLazyNow() {
+  return LazyNow(task_queue_manager_delegate_);
+}
+
+void RealTimeDomain::RequestWakeup(base::TimeDelta delay) {
+  task_queue_manager_delegate_->PostDelayedTask(FROM_HERE, do_work_closure_,
+                                                delay);
+}
+
+bool RealTimeDomain::MaybeAdvanceTime() {
+  return false;
+}
+
+void RealTimeDomain::AsValueIntoInternal(
+    base::trace_event::TracedValue* state) const {}
+
+const char* RealTimeDomain::GetName() const {
+  return "RealTimeDomain";
+}
+
+}  // namespace scheduler