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

base/base.gypi

 # 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.
 
 {
   'target_defaults': {
     'variables': {
       'base_target': 0,
     },
     'target_conditions': [
@@ skipping 322 matching lines @@
           'platform_file.cc',
           'platform_file.h',
           'platform_file_posix.cc',
           'platform_file_win.cc',
           'port.h',
           'posix/eintr_wrapper.h',
           'posix/global_descriptors.cc',
           'posix/global_descriptors.h',
           'posix/unix_domain_socket_linux.cc',
           'posix/unix_domain_socket_linux.h',
+          'power_monitor/power_monitor.cc',
+          'power_monitor/power_monitor.h',
+          'power_monitor/power_monitor_android.cc',
+          'power_monitor/power_monitor_android.h',
+          'power_monitor/power_monitor_ios.mm',
+          'power_monitor/power_monitor_mac.mm',
+          'power_monitor/power_monitor_posix.cc',
+          'power_monitor/power_monitor_win.cc',
+          'power_monitor/power_observer.h',
           'process.h',
           'process_info.h',
           'process_info_mac.cc',
           'process_info_win.cc',
           'process_linux.cc',
           'process_posix.cc',
           'process_util.cc',
           'process_util.h',
           'process_util_freebsd.cc',
           'process_util_ios.mm',
@@ skipping 75 matching lines @@
           'synchronization/lock_impl_win.cc',
           'synchronization/spin_wait.h',
           'synchronization/waitable_event.h',
           'synchronization/waitable_event_posix.cc',
           'synchronization/waitable_event_watcher.h',
           'synchronization/waitable_event_watcher_posix.cc',
           'synchronization/waitable_event_watcher_win.cc',
           'synchronization/waitable_event_win.cc',
           'system_monitor/system_monitor.cc',
           'system_monitor/system_monitor.h',
-          'system_monitor/system_monitor_android.cc',
-          'system_monitor/system_monitor_android.h',
-          'system_monitor/system_monitor_ios.mm',
-          'system_monitor/system_monitor_mac.mm',
-          'system_monitor/system_monitor_posix.cc',
-          'system_monitor/system_monitor_win.cc',
           'sys_byteorder.h',
           'sys_info.cc',
           'sys_info.h',
           'sys_info_android.cc',
           'sys_info_chromeos.cc',
           'sys_info_freebsd.cc',
           'sys_info_ios.mm',
           'sys_info_linux.cc',
           'sys_info_mac.cc',
           'sys_info_openbsd.cc',
@@ skipping 187 matching lines @@
                'third_party/dynamic_annotations/dynamic_annotations.c',
             ],
             # Metrics won't work in the NaCl sandbox.
             'sources/': [ ['exclude', '^metrics/'] ],
           }],
           ['OS == "android" and >(nacl_untrusted_build)==0', {
             'sources!': [
               'base_paths_posix.cc',
               'files/file_path_watcher_kqueue.cc',
               'files/file_path_watcher_stub.cc',
-              'system_monitor/system_monitor_posix.cc',
+              'power_monitor/power_monitor_posix.cc',
             ],
             'sources/': [
               ['include', '^files/file_path_watcher_linux\\.cc$'],
               ['include', '^process_util_linux\\.cc$'],
               ['include', '^posix/unix_domain_socket_linux\\.cc$'],
               ['include', '^strings/sys_string_conversions_posix\\.cc$'],
               ['include', '^sys_info_linux\\.cc$'],
               ['include', '^worker_pool_linux\\.cc$'],
             ],
           }],
@@ skipping 102 matching lines @@
           ['<(use_system_nspr)==1 and >(nacl_untrusted_build)==0', {
             'sources/': [
               ['exclude', '^third_party/nspr/'],
             ],
           }],
         ],
       }],
     ],
   },
 }