scheduler: Move the Blink scheduler into Blink

components/scheduler/base/test_count_uses_time_source.h

-// 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.
-
-#ifndef COMPONENTS_SCHEDULER_BASE_TEST_COUNT_USES_TIME_SOURCE_H_
-#define COMPONENTS_SCHEDULER_BASE_TEST_COUNT_USES_TIME_SOURCE_H_
-
-#include "base/macros.h"
-#include "base/time/tick_clock.h"
-
-namespace scheduler {
-
-class TestCountUsesTimeSource : public base::TickClock {
- public:
-  explicit TestCountUsesTimeSource();
-  ~TestCountUsesTimeSource() override;
-
-  base::TimeTicks NowTicks() override;
-  int now_calls_count() { return now_calls_count_; }
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(TestCountUsesTimeSource);
-
-  int now_calls_count_;
-};
-
-}  // namespace scheduler
-
-#endif  // COMPONENTS_SCHEDULER_BASE_TEST_COUNT_USES_TIME_SOURCE_H_