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author | jam@chromium.org <jam@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-06-04 19:33:56 +0000 |
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committer | jam@chromium.org <jam@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-06-04 19:33:56 +0000 |
commit | b3aabd34198e0e62cd1ca2134200c6a948560ca6 (patch) | |
tree | 19744277f82538d11c45001b31ab3d20420f8f69 /base/hi_res_timer_manager_win.cc | |
parent | 3167bd4f7389abfc5ff4010f09c4b6045b8e8311 (diff) | |
download | chromium_src-b3aabd34198e0e62cd1ca2134200c6a948560ca6.zip chromium_src-b3aabd34198e0e62cd1ca2134200c6a948560ca6.tar.gz chromium_src-b3aabd34198e0e62cd1ca2134200c6a948560ca6.tar.bz2 |
Tighten up DEPS some more. NaCl/service process code are including internal content files. Fix the instances other sandbox stuff, which I'll do in a followup.
BUG=98716
Review URL: https://chromiumcodereview.appspot.com/10512010
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@140346 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'base/hi_res_timer_manager_win.cc')
-rw-r--r-- | base/hi_res_timer_manager_win.cc | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/base/hi_res_timer_manager_win.cc b/base/hi_res_timer_manager_win.cc new file mode 100644 index 0000000..1a92394 --- /dev/null +++ b/base/hi_res_timer_manager_win.cc @@ -0,0 +1,30 @@ +// Copyright (c) 2011 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. + +#include "base/hi_res_timer_manager.h" + +#include "base/time.h" + +HighResolutionTimerManager::HighResolutionTimerManager() + : hi_res_clock_available_(false) { + base::SystemMonitor* system_monitor = base::SystemMonitor::Get(); + system_monitor->AddPowerObserver(this); + UseHiResClock(!system_monitor->BatteryPower()); +} + +HighResolutionTimerManager::~HighResolutionTimerManager() { + base::SystemMonitor::Get()->RemovePowerObserver(this); + UseHiResClock(false); +} + +void HighResolutionTimerManager::OnPowerStateChange(bool on_battery_power) { + UseHiResClock(!on_battery_power); +} + +void HighResolutionTimerManager::UseHiResClock(bool use) { + if (use == hi_res_clock_available_) + return; + hi_res_clock_available_ = use; + base::Time::EnableHighResolutionTimer(use); +} |