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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 #include "base/hi_res_timer_manager.h" | 5 #include "base/timer/hi_res_timer_manager.h" |
6 | 6 |
7 #include "base/power_monitor/power_monitor.h" | 7 #include "base/power_monitor/power_monitor.h" |
8 #include "base/time.h" | 8 #include "base/time/time.h" |
| 9 |
| 10 namespace base { |
9 | 11 |
10 HighResolutionTimerManager::HighResolutionTimerManager() | 12 HighResolutionTimerManager::HighResolutionTimerManager() |
11 : hi_res_clock_available_(false) { | 13 : hi_res_clock_available_(false) { |
12 base::PowerMonitor* power_monitor = base::PowerMonitor::Get(); | 14 base::PowerMonitor* power_monitor = base::PowerMonitor::Get(); |
13 power_monitor->AddObserver(this); | 15 power_monitor->AddObserver(this); |
14 UseHiResClock(!power_monitor->BatteryPower()); | 16 UseHiResClock(!power_monitor->BatteryPower()); |
15 } | 17 } |
16 | 18 |
17 HighResolutionTimerManager::~HighResolutionTimerManager() { | 19 HighResolutionTimerManager::~HighResolutionTimerManager() { |
18 base::PowerMonitor::Get()->RemoveObserver(this); | 20 base::PowerMonitor::Get()->RemoveObserver(this); |
19 UseHiResClock(false); | 21 UseHiResClock(false); |
20 } | 22 } |
21 | 23 |
22 void HighResolutionTimerManager::OnPowerStateChange(bool on_battery_power) { | 24 void HighResolutionTimerManager::OnPowerStateChange(bool on_battery_power) { |
23 UseHiResClock(!on_battery_power); | 25 UseHiResClock(!on_battery_power); |
24 } | 26 } |
25 | 27 |
26 void HighResolutionTimerManager::UseHiResClock(bool use) { | 28 void HighResolutionTimerManager::UseHiResClock(bool use) { |
27 if (use == hi_res_clock_available_) | 29 if (use == hi_res_clock_available_) |
28 return; | 30 return; |
29 hi_res_clock_available_ = use; | 31 hi_res_clock_available_ = use; |
30 base::Time::EnableHighResolutionTimer(use); | 32 base::Time::EnableHighResolutionTimer(use); |
31 } | 33 } |
| 34 |
| 35 } // namespace base |
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