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| 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 |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef CONTENT_BROWSER_MEMORY_SWAP_METRICS_OBSERVER_LINUX_H_ |
| 6 #define CONTENT_BROWSER_MEMORY_SWAP_METRICS_OBSERVER_LINUX_H_ |
| 7 |
| 8 #include "content/browser/memory/swap_metrics_observer.h" |
| 9 |
| 10 namespace content { |
| 11 |
| 12 class SwapMetricsObserverLinux : public SwapMetricsObserver { |
| 13 public: |
| 14 SwapMetricsObserverLinux(); |
| 15 ~SwapMetricsObserverLinux() override; |
| 16 |
| 17 protected: |
| 18 void UpdateMetricsInternal(base::TimeDelta interval) override; |
| 19 |
| 20 private: |
| 21 uint64_t last_pswpin_ = 0; |
| 22 uint64_t last_pswpout_ = 0; |
| 23 }; |
| 24 |
| 25 } // namespace content |
| 26 |
| 27 #endif // CONTENT_BROWSER_MEMORY_SWAP_METRICS_OBSERVER_LINUX_H_ |
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