Reland of Wake Lock API implementation (Chromium part)

content/browser/web_contents/web_contents_impl.h

Index: content/browser/web_contents/web_contents_impl.h
diff --git a/content/browser/web_contents/web_contents_impl.h b/content/browser/web_contents/web_contents_impl.h
index 109f672e79d2e215a1b16f3eb859ab4d4b88cc52..95f684e0423b8091213638079aafe131137d1230 100644
--- a/content/browser/web_contents/web_contents_impl.h
+++ b/content/browser/web_contents/web_contents_impl.h
@@ -67,6 +67,7 @@ class SavePackage;
 class ScreenOrientationDispatcherHost;
 class SiteInstance;
 class TestWebContents;
+class WakeLockServiceContext;
 class WebContentsAudioMuter;
 class WebContentsDelegate;
 class WebContentsImpl;
@@ -428,6 +429,7 @@ class CONTENT_EXPORT WebContentsImpl
       RenderFrameHost* render_frame_host,
       int browser_plugin_instance_id) override;
   GeolocationServiceContext* GetGeolocationServiceContext() override;
+  WakeLockServiceContext* GetWakeLockServiceContext() override;
   void EnterFullscreenMode(const GURL& origin) override;
   void ExitFullscreenMode() override;
   bool ShouldRouteMessageEvent(
@@ -1284,6 +1286,8 @@ class CONTENT_EXPORT WebContentsImpl
 
   scoped_ptr<GeolocationServiceContext> geolocation_service_context_;
 
+  scoped_ptr<WakeLockServiceContext> wake_lock_service_context_;
+
   scoped_ptr<ScreenOrientationDispatcherHost>
       screen_orientation_dispatcher_host_;