(reland) Adds TimeDomains to the TaskQueueManager

components/scheduler/base/real_time_domain.cc

Index: components/scheduler/base/real_time_domain.cc
diff --git a/components/scheduler/base/real_time_domain.cc b/components/scheduler/base/real_time_domain.cc
new file mode 100644
index 0000000000000000000000000000000000000000..6322b7878ebc512b3e75bef4c805c930528be2b4
--- /dev/null
+++ b/components/scheduler/base/real_time_domain.cc
@@ -0,0 +1,39 @@
+// 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* delegate,
+                               base::Closure do_work_closure)
+    : TimeDomain(delegate), do_work_closure_(do_work_closure) {}
+
+RealTimeDomain::~RealTimeDomain() {}
+
+LazyNow RealTimeDomain::GetLazyNow() {
+  return LazyNow(task_queue_manager_delegate());
+}
+
+void RealTimeDomain::ScheduleDoWork(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