chromeos: Implement PowerSaveBlocker.

content/content_browser.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.
 
 {
   'dependencies': [
     'browser/speech/proto/speech_proto.gyp:speech_proto',
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../google_apis/google_apis.gyp:google_apis',
@@ skipping 490 matching lines @@
     'browser/pepper_helper.cc',
     'browser/plugin_data_remover_impl.cc',
     'browser/plugin_data_remover_impl.h',
     'browser/plugin_loader_posix.cc',
     'browser/plugin_loader_posix.h',
     'browser/plugin_process_host.cc',
     'browser/plugin_process_host.h',
     'browser/plugin_process_host_mac.cc',
     'browser/plugin_service_impl.cc',
     'browser/plugin_service_impl.h',
+    'browser/power_save_blocker.h',
     'browser/power_save_blocker_android.cc',
-    'browser/power_save_blocker.h',
+    'browser/power_save_blocker_chromeos.cc',
     'browser/power_save_blocker_linux.cc',
     'browser/power_save_blocker_mac.cc',
     'browser/power_save_blocker_win.cc',
     'browser/ppapi_plugin_process_host.cc',
     'browser/ppapi_plugin_process_host.h',
     'browser/profiler_controller_impl.cc',
     'browser/profiler_controller_impl.h',
     'browser/profiler_message_filter.cc',
     'browser/profiler_message_filter.h',
     'browser/renderer_host/accelerated_plugin_view_mac.h',
@@ skipping 475 matching lines @@
       ],
       'dependencies': [
         '../third_party/sudden_motion_sensor/sudden_motion_sensor.gyp:sudden_motion_sensor',
       ],
     }],
     ['chromeos==1', {
       'dependencies': [
         '../build/linux/system.gyp:dbus-glib',
       ],
       'sources!': [
+        'browser/power_save_blocker_linux.cc',
         'browser/renderer_host/gtk_key_bindings_handler.cc',
         'browser/renderer_host/gtk_key_bindings_handler.h',
       ],
     }],
     ['os_bsd==1', {
       'sources/': [
         ['exclude', '^browser/gamepad/gamepad_platform_data_fetcher_linux\\.cc$'],
         ['exclude', '^browser/geolocation/wifi_data_provider_linux\\.cc$'],
       ],
     }],
@@ skipping 44 matching lines @@
         ['exclude', '^browser/renderer_host/java/'],
       ],
     }],
     ['input_speech==0', {
       'sources/': [
         ['exclude', '^browser/speech/'],
       ],
     }],
   ],
 }