Delete sky/scheduler

sky/scheduler/time_interval.h

-// 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.
-
-#ifndef SKY_SCHEDULER_TIME_INTERVAL_H_
-#define SKY_SCHEDULER_TIME_INTERVAL_H_
-
-#include "base/time/time.h"
-
-namespace sky {
-
-struct TimeInterval {
-  TimeInterval() {}
-  TimeInterval(base::TimeTicks base, base::TimeDelta duration)
-      : base(base), duration(duration) {}
-
-  base::TimeTicks NextAfter(base::TimeTicks when);
-
-  base::TimeTicks base;
-  base::TimeDelta duration;
-};
-}
-
-#endif  // SKY_SCHEDULER_TIME_INTERVAL_H_