components/scheduler/renderer/task_cost_estimator.h - Issue 1898233002: Report expected task queueing time via UMA

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Side by Side Diff: components/scheduler/renderer/task_cost_estimator.h

Issue 1898233002: Report expected task queueing time via UMA (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 8 months ago

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« components/scheduler/renderer/renderer_scheduler_impl.cc ('K') | « components/scheduler/renderer/renderer_scheduler_impl.cc ('k') | components/scheduler/renderer/task_cost_estimator.cc » ('j') | no next file with comments »
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1 // Copyright 2015 The Chromium Authors. All rights reserved.	1 // Copyright 2015 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef COMPONENTS_SCHEDULER_RENDERER_TASK_COST_ESTIMATOR_H_	5 #ifndef COMPONENTS_SCHEDULER_RENDERER_TASK_COST_ESTIMATOR_H_

6 #define COMPONENTS_SCHEDULER_RENDERER_TASK_COST_ESTIMATOR_H_	6 #define COMPONENTS_SCHEDULER_RENDERER_TASK_COST_ESTIMATOR_H_

7	7

8 #include "base/macros.h"	8 #include "base/macros.h"

9 #include "base/message_loop/message_loop.h"	9 #include "base/message_loop/message_loop.h"

10 #include "base/time/time.h"	10 #include "base/time/time.h"

(...skipping 22 matching lines...) Expand all Loading...
33 void DidProcessTask(const base::PendingTask& pending_task) override;	33 void DidProcessTask(const base::PendingTask& pending_task) override;

34	34

35 void Clear();	35 void Clear();

36	36

37 private:	37 private:

38 cc::RollingTimeDeltaHistory rolling_time_delta_history_;	38 cc::RollingTimeDeltaHistory rolling_time_delta_history_;

39 base::TickClock* time_source_; // NOT OWNED	39 base::TickClock* time_source_; // NOT OWNED

40 int outstanding_task_count_;	40 int outstanding_task_count_;

41 double estimation_percentile_;	41 double estimation_percentile_;

42 base::TimeTicks task_start_time_;	42 base::TimeTicks task_start_time_;

43 base::TimeDelta expected_task_duration_;

44	43

45 DISALLOW_COPY_AND_ASSIGN(TaskCostEstimator);	44 DISALLOW_COPY_AND_ASSIGN(TaskCostEstimator);

46 };	45 };

47	46

48 } // namespace scheduler	47 } // namespace scheduler

49	48

50 #endif // COMPONENTS_SCHEDULER_RENDERER_TASK_COST_ESTIMATOR_H_	49 #endif // COMPONENTS_SCHEDULER_RENDERER_TASK_COST_ESTIMATOR_H_

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