SystemMonitor refactoring: move power state monitor into a separate class called PowerMonitor

content/browser/gamepad/gamepad_test_helpers.cc

 // Copyright (c) 2012 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 "content/browser/gamepad/gamepad_test_helpers.h"
 
-#include "base/system_monitor/system_monitor.h"
+#include "base/power_monitor/power_monitor.h"
 #include "content/browser/gamepad/gamepad_service.h"
 
 namespace content {
 
 MockGamepadDataFetcher::MockGamepadDataFetcher(
     const WebKit::WebGamepads& test_data)
     : test_data_(test_data),
       read_data_(false, false) {
 }
 
@@ skipping 13 matching lines @@
   return read_data_.Wait();
 }
 
 void MockGamepadDataFetcher::SetTestData(const WebKit::WebGamepads& new_data) {
   base::AutoLock lock(lock_);
   test_data_ = new_data;
 }
 
 GamepadTestHelper::GamepadTestHelper() {
 #if defined(OS_MACOSX)
-  base::SystemMonitor::AllocateSystemIOPorts();
+  base::PowerMonitor::AllocateSystemIOPorts();
 #endif
-  system_monitor_.reset(new base::SystemMonitor);
 }
 
 GamepadTestHelper::~GamepadTestHelper() {
 }
 
 GamepadServiceTestConstructor::GamepadServiceTestConstructor(
     const WebKit::WebGamepads& test_data) {
   data_fetcher_ = new MockGamepadDataFetcher(test_data);
   gamepad_service_ =
       new GamepadService(scoped_ptr<GamepadDataFetcher>(data_fetcher_));
 }
 
 GamepadServiceTestConstructor::~GamepadServiceTestConstructor() {
   delete gamepad_service_;
 }
 
 }  // namespace content