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Side by Side Diff: services/resource_coordinator/coordination_unit/process_coordination_unit_impl.h

Issue 2925123002: NOCOMMIT PROTOTYPE [GRC] Tab CPU Usage Observer (Closed)
Patch Set: Rebase Created 3 years, 6 months ago
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1 // Copyright 2017 The Chromium Authors. All rights reserved. 1 // Copyright 2017 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 SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_PROCESS_COORDINATION_UNI T_IMPL_H_ 5 #ifndef SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_PROCESS_COORDINATION_UNI T_IMPL_H_
6 #define SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_PROCESS_COORDINATION_UNI T_IMPL_H_ 6 #define SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_PROCESS_COORDINATION_UNI T_IMPL_H_
7 7
8 #include <memory> 8 #include <memory>
9 9
10 #include "base/macros.h" 10 #include "base/macros.h"
11 #include "base/process/process_metrics.h" 11 #include "base/process/process_metrics.h"
12 #include "base/timer/timer.h" 12 #include "base/timer/timer.h"
13 #include "services/resource_coordinator/coordination_unit/coordination_unit_impl .h" 13 #include "services/resource_coordinator/coordination_unit/coordination_unit_impl .h"
14 14
15 namespace service_manager { 15 namespace service_manager {
16 class ServiceContextRef; 16 class ServiceContextRef;
17 } 17 }
18 18
19 namespace resource_coordinator { 19 namespace resource_coordinator {
20 20
21 struct CoordinationUnitID; 21 struct CoordinationUnitID;
22 22
23 class ProcessCoordinationUnitImpl : public CoordinationUnitImpl { 23 class ProcessCoordinationUnitImpl : public CoordinationUnitImpl {
24 public: 24 public:
25 ProcessCoordinationUnitImpl( 25 ProcessCoordinationUnitImpl(
26 const CoordinationUnitID& id, 26 const CoordinationUnitID& id,
27 std::unique_ptr<service_manager::ServiceContextRef> service_ref); 27 std::unique_ptr<service_manager::ServiceContextRef> service_ref);
28 ~ProcessCoordinationUnitImpl() override; 28 ~ProcessCoordinationUnitImpl() override;
29 void MeasureProcessCPUUsage(); 29 void MeasureProcessCPUUsage();
30 double GetCPUUsageForTesting() override;
31 30
32 private: 31 private:
33 std::unique_ptr<base::ProcessMetrics> process_metrics_; 32 std::unique_ptr<base::ProcessMetrics> process_metrics_;
34 base::OneShotTimer repeating_timer_; 33 base::OneShotTimer repeating_timer_;
35 double cpu_usage_;
36 34
37 DISALLOW_COPY_AND_ASSIGN(ProcessCoordinationUnitImpl); 35 DISALLOW_COPY_AND_ASSIGN(ProcessCoordinationUnitImpl);
38 }; 36 };
39 37
40 } // namespace resource_coordinator 38 } // namespace resource_coordinator
41 39
42 #endif // SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_PROCESS_COORDINATION_ UNIT_IMPL_H_ 40 #endif // SERVICES_RESOURCE_COORDINATOR_COORDINATION_UNIT_PROCESS_COORDINATION_ UNIT_IMPL_H_
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