Adds a flag to support "Virtual Time" to the blink scheduler

components/scheduler/child/scheduler_tqm_delegate_for_test.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/scheduler_tqm_delegate_for_test.h"
+
+#include "base/bind.h"
+#include "base/bind_helpers.h"
+#include "components/scheduler/base/task_queue_manager_delegate_for_test.h"
+
+namespace scheduler {
+
+// static
+scoped_refptr<SchedulerTqmDelegateForTest> SchedulerTqmDelegateForTest::Create(
+    scoped_refptr<base::SingleThreadTaskRunner> task_runner,
+    scoped_ptr<base::TickClock> time_source) {
+  return make_scoped_refptr(
+      new SchedulerTqmDelegateForTest(task_runner, time_source.Pass()));
+}
+
+SchedulerTqmDelegateForTest::SchedulerTqmDelegateForTest(
+    scoped_refptr<base::SingleThreadTaskRunner> task_runner,
+    scoped_ptr<base::TickClock> time_source)
+    : task_runner_(
+          TaskQueueManagerDelegateForTest::Create(task_runner,
+                                                  time_source.Pass())) {}
+
+SchedulerTqmDelegateForTest::~SchedulerTqmDelegateForTest() {}
+
+void SchedulerTqmDelegateForTest::SetDefaultTaskRunner(
+    scoped_refptr<base::SingleThreadTaskRunner> task_runner) {
+  default_task_runner_ = task_runner.Pass();
+}
+
+void SchedulerTqmDelegateForTest::RestoreDefaultTaskRunner() {
+  default_task_runner_ = nullptr;
+}
+
+bool SchedulerTqmDelegateForTest::PostDelayedTask(
+    const tracked_objects::Location& from_here,
+    const base::Closure& task,
+    base::TimeDelta delay) {
+  return task_runner_->PostDelayedTask(from_here, task, delay);
+}
+
+bool SchedulerTqmDelegateForTest::PostNonNestableDelayedTask(
+    const tracked_objects::Location& from_here,
+    const base::Closure& task,
+    base::TimeDelta delay) {
+  return task_runner_->PostNonNestableDelayedTask(from_here, task, delay);
+}
+
+bool SchedulerTqmDelegateForTest::RunsTasksOnCurrentThread() const {
+  return task_runner_->RunsTasksOnCurrentThread();
+}
+
+bool SchedulerTqmDelegateForTest::IsNested() const {
+  return task_runner_->IsNested();
+}
+
+base::TimeTicks SchedulerTqmDelegateForTest::NowTicks() {
+  return task_runner_->NowTicks();
+}
+
+void SchedulerTqmDelegateForTest::OnNoMoreImmediateWork() {}
+
+}  // namespace scheduler