chromeos: Add support for the battery status API on chromeos.

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/debugger/devtools_resources.gyp:devtools_resources',
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../net/net.gyp:http_server',
@@ skipping 162 matching lines @@
     'browser/accessibility/browser_accessibility_state_impl.cc',
     'browser/accessibility/browser_accessibility_state_impl.h',
     'browser/accessibility/browser_accessibility_win.cc',
     'browser/accessibility/browser_accessibility_win.h',
     'browser/appcache/appcache_dispatcher_host.cc',
     'browser/appcache/appcache_dispatcher_host.h',
     'browser/appcache/appcache_frontend_proxy.cc',
     'browser/appcache/appcache_frontend_proxy.h',
     'browser/appcache/chrome_appcache_service.cc',
     'browser/appcache/chrome_appcache_service.h',
+    'browser/battery_status/battery_status_message_filter.cc',
+    'browser/battery_status/battery_status_message_filter.h',
     'browser/browser_child_process_host_impl.cc',
     'browser/browser_child_process_host_impl.h',
     'browser/browser_context.cc',
     'browser/browser_main.cc',
     'browser/browser_main.h',
     'browser/browser_main_loop.cc',
     'browser/browser_main_loop.h',
     'browser/browser_main_runner.cc',
     'browser/browser_plugin/browser_plugin_web_contents_observer.cc',
     'browser/browser_plugin/browser_plugin_web_contents_observer.h',
@@ skipping 646 matching lines @@
       ],
     }],
     ['chromeos==1', {
       'dependencies': [
         '../build/linux/system.gyp:dbus-glib',
       ],
       'sources!': [
         'browser/renderer_host/gtk_key_bindings_handler.cc',
         'browser/renderer_host/gtk_key_bindings_handler.h',
       ],
+    }, { # chromeos == 0
+      'sources/': [
+        ['exclude', '^browser/battery_status/'],
+      ]
     }],
     ['os_bsd==1', {
       'sources/': [
         ['exclude', '^browser/gamepad/platform_data_fetcher_linux\\.cc$'],
         ['exclude', '^browser/geolocation/wifi_data_provider_linux\\.cc$'],
       ],
     }],
     ['use_aura==1', {
       'dependencies': [
         '../ui/aura/aura.gyp:aura',
@@ skipping 59 matching lines @@
       ],
     }],
     ['input_speech==0', {
       'sources/': [
         ['exclude', '^browser/speech/'],
       ],
     }],
   ],
 }