Add ProcessPowerCollector to audit power information.

chrome/chrome_browser.gypi

 # Copyright 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.
 
 {
   'variables': {
     # All .cc, .h, .m, and .mm files under browser except for:
     # * tests and mocks.
     # * code below browser/chromeos
     # * code below browser/extensions
@@ skipping 858 matching lines @@
       'browser/performance_monitor/performance_monitor_util.h',
       'browser/performance_monitor/process_metrics_history.cc',
       'browser/performance_monitor/process_metrics_history.h',
       'browser/performance_monitor/startup_timer.cc',
       'browser/performance_monitor/startup_timer.h',
       'browser/platform_util.h',
       'browser/platform_util_android.cc',
       'browser/platform_util_chromeos.cc',
       'browser/platform_util_mac.mm',
       'browser/platform_util_win.cc',
+      'browser/power/process_power_collector.cc',
+      'browser/power/process_power_collector.h',
       'browser/precache/most_visited_urls_provider.cc',
       'browser/precache/most_visited_urls_provider.h',
       'browser/predictors/autocomplete_action_predictor.cc',
       'browser/predictors/autocomplete_action_predictor.h',
       'browser/predictors/autocomplete_action_predictor_factory.cc',
       'browser/predictors/autocomplete_action_predictor_factory.h',
       'browser/predictors/autocomplete_action_predictor_table.cc',
       'browser/predictors/autocomplete_action_predictor_table.h',
       'browser/predictors/logged_in_predictor_table.cc',
       'browser/predictors/logged_in_predictor_table.h',
@@ skipping 2028 matching lines @@
             'common/extensions/api/api.gyp:chrome_api',
             'debugger',
             'installer_util',
             '../third_party/re2/re2.gyp:re2',
             '../cc/cc.gyp:cc',
             '../components/components.gyp:autofill_content_browser',
             '../components/components.gyp:dom_distiller_content',
             '../components/components.gyp:keyed_service_content',
             '../components/components.gyp:navigation_interception',
             '../components/components.gyp:password_manager_content_browser',
+            '../components/components.gyp:power',
             '../components/components.gyp:precache_content',
             '../components/components.gyp:sessions',
             '../components/components.gyp:storage_monitor',
             '../components/components.gyp:translate_content_browser',
             '../components/components.gyp:url_matcher',
             '../components/components.gyp:usb_service',
             '../components/components.gyp:visitedlink_browser',
             '../components/components.gyp:visitedlink_common',
             '../components/components.gyp:web_modal',
             '../media/cast/cast.gyp:cast_net',
@@ skipping 643 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/sync_file_system/drive_backend',
             'proto_out_dir': 'chrome/browser/sync_file_system/drive_backend',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],
   ],
 }