[chromeos] Move files from chromeos/power to chrome/browser/chromeos/power

chromeos/power/power_data_collector.cc

-// Copyright 2013 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 "chromeos/power/power_data_collector.h"
-
-#include "base/logging.h"
-#include "chromeos/dbus/dbus_thread_manager.h"
-#include "chromeos/dbus/power_manager/power_supply_properties.pb.h"
-
-namespace chromeos {
-
-namespace {
-
-// The global PowerDataCollector instance.
-PowerDataCollector* g_power_data_collector = NULL;
-
-}  // namespace
-
-const int PowerDataCollector::kSampleTimeLimitSec = 24 * 60 * 60;
-
-// static
-void PowerDataCollector::Initialize() {
-  // Check that power data collector is initialized only after the
-  // DBusThreadManager is initialized.
-  CHECK(DBusThreadManager::Get());
-  CHECK(g_power_data_collector == NULL);
-  g_power_data_collector = new PowerDataCollector();
-}
-
-// static
-void PowerDataCollector::Shutdown() {
-  // Shutdown only if initialized.
-  CHECK(g_power_data_collector);
-  delete g_power_data_collector;
-  g_power_data_collector = NULL;
-}
-
-// static
-PowerDataCollector* PowerDataCollector::Get() {
-  CHECK(g_power_data_collector);
-  return g_power_data_collector;
-}
-
-void PowerDataCollector::PowerChanged(
-    const power_manager::PowerSupplyProperties& prop) {
-  PowerSupplySample sample;
-  sample.time = base::Time::Now();
-  sample.external_power = (prop.external_power() !=
-      power_manager::PowerSupplyProperties::DISCONNECTED);
-  sample.battery_percent = prop.battery_percent();
-  sample.battery_discharge_rate = prop.battery_discharge_rate();
-  AddSample(&power_supply_data_, sample);
-}
-
-void PowerDataCollector::SystemResumed(const base::TimeDelta& sleep_duration) {
-  SystemResumedSample sample;
-  sample.time = base::Time::Now();
-  sample.sleep_duration = sleep_duration;
-  AddSample(&system_resumed_data_, sample);
-}
-
-PowerDataCollector::PowerDataCollector() {
-  DBusThreadManager::Get()->GetPowerManagerClient()->AddObserver(this);
-}
-
-PowerDataCollector::~PowerDataCollector() {
-  DBusThreadManager* dbus_manager = DBusThreadManager::Get();
-  CHECK(dbus_manager);
-  dbus_manager->GetPowerManagerClient()->RemoveObserver(this);
-}
-
-PowerDataCollector::PowerSupplySample::PowerSupplySample()
-    : external_power(false),
-      battery_percent(0.0),
-      battery_discharge_rate(0.0) {
-}
-
-PowerDataCollector::SystemResumedSample::SystemResumedSample() {
-}
-
-}  // namespace chromeos