Decouple PowerUsageMonitor{Impl} from //content/browser

chrome/browser/chrome_browser_main.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 "chrome/browser/chrome_browser_main.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <map>
@@ skipping 135 matching lines @@
 #include "components/variations/service/variations_service.h"
 #include "components/variations/variations_associated_data.h"
 #include "components/variations/variations_http_header_provider.h"
 #include "components/variations/variations_switches.h"
 #include "components/version_info/version_info.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
-#include "content/public/browser/power_usage_monitor.h"
 #include "content/public/browser/site_instance.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_features.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/main_function_params.h"
 #include "device/geolocation/geolocation_delegate.h"
 #include "device/geolocation/geolocation_provider.h"
 #include "media/base/media_resources.h"
 #include "net/base/net_module.h"
 #include "net/cookies/cookie_monster.h"
@@ skipping 1758 matching lines @@
         variations_service->PerformPreMainMessageLoopStartup();
 
       translate::TranslateDownloadManager::RequestLanguageList(
           profile_->GetPrefs());
     }
   }
   run_message_loop_ = started;
   browser_creator_.reset();
 
 #if !defined(OS_LINUX) || defined(OS_CHROMEOS)  // http://crbug.com/426393
-  content::StartPowerUsageMonitor();
+  power_usage_monitor_.reset(new PowerUsageMonitor());
+  power_usage_monitor_->Start();
 #endif  // !defined(OS_LINUX) || defined(OS_CHROMEOS)
 
   process_power_collector_.reset(new ProcessPowerCollector);
   process_power_collector_->Initialize();
 #endif  // !defined(OS_ANDROID)
 
   PostBrowserStart();
 
   if (parameters().ui_task) {
     parameters().ui_task->Run();
@@ skipping 165 matching lines @@
   chromeos::CrosSettings::Shutdown();
 #endif  // defined(OS_CHROMEOS)
 #endif  // defined(OS_ANDROID)
 }
 
 // Public members:
 
 void ChromeBrowserMainParts::AddParts(ChromeBrowserMainExtraParts* parts) {
   chrome_extra_parts_.push_back(parts);
 }