| // Copyright 2017 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 CONTENT_BROWSER_MEMORY_SWAP_METRICS_DRIVER_IMPL_LINUX_H_ |
| #define CONTENT_BROWSER_MEMORY_SWAP_METRICS_DRIVER_IMPL_LINUX_H_ |
| |
| #include "base/time/time.h" |
| #include "content/browser/memory/swap_metrics_driver_impl.h" |
| |
| #include <memory> |
| |
| namespace content { |
| |
| class SwapMetricsDriverImplLinux : public SwapMetricsDriverImpl { |
| public: |
| SwapMetricsDriverImplLinux(std::unique_ptr<Delegate> delegate, |
| const base::TimeDelta update_interval); |
| ~SwapMetricsDriverImplLinux() override; |
| |
| protected: |
| SwapMetricsDriver::SwapMetricsUpdateResult UpdateMetricsInternal( |
| base::TimeDelta interval) override; |
| |
| private: |
| uint64_t last_pswpin_ = 0; |
| uint64_t last_pswpout_ = 0; |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_MEMORY_SWAP_METRICS_DRIVER_IMPL_LINUX_H_ |