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

content/renderer/render_thread_impl.h

 // 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.
 
 #ifndef CONTENT_RENDERER_RENDER_THREAD_IMPL_H_
 #define CONTENT_RENDERER_RENDER_THREAD_IMPL_H_
 #pragma once
 
 #include <set>
 #include <string>
@@ skipping 23 matching lines @@
 class GpuChannelHost;
 class IndexedDBDispatcher;
 class RendererWebKitPlatformSupportImpl;
 class SkBitmap;
 class VideoCaptureImplManager;
 struct ViewMsg_New_Params;
 class WebDatabaseObserverImpl;
 class WebGraphicsContext3DCommandBufferImpl;
 
 namespace WebKit {
+class WebBatteryMonitor;
 class WebMediaStreamCenter;
 class WebMediaStreamCenterClient;
 }
 
 namespace base {
 class MessageLoopProxy;
 class Thread;
 namespace win {
 class ScopedCOMInitializer;
 }
@@ skipping 145 matching lines @@
   VideoCaptureImplManager* video_capture_impl_manager() const {
     return vc_manager_.get();
   }
 
   bool plugin_refresh_allowed() const { return plugin_refresh_allowed_; }
 
   // Get the GPU channel. Returns NULL if the channel is not established or
   // has been lost.
   GpuChannelHost* GetGpuChannel();
 
+  // Gets the embedder implementation of WebBatteryMonitor.
+  WebKit::WebBatteryMonitor* GetBatteryMonitor();
+
   // Returns a MessageLoopProxy instance corresponding to the message loop
   // of the thread on which file operations should be run. Must be called
   // on the renderer's main thread.
   scoped_refptr<base::MessageLoopProxy> GetFileThreadMessageLoopProxy();
 
   // Causes the idle handler to skip sending idle notifications
   // on the two next scheduled calls, so idle notifications are
   // not sent for at least one notification delay.
   void PostponeIdleNotification();
 
@@ skipping 77 matching lines @@
   std::set<std::string> v8_extensions_;
 
   bool compositor_initialized_;
   scoped_ptr<CompositorThread> compositor_thread_;
   scoped_ptr<content::BrowserPluginRegistry> browser_plugin_registry_;
 
   ObserverList<content::RenderProcessObserver> observers_;
 
   scoped_ptr<WebGraphicsContext3DCommandBufferImpl> gpu_vda_context3d_;
 
+  scoped_ptr<WebKit::WebBatteryMonitor> battery_monitor_;
+
   DISALLOW_COPY_AND_ASSIGN(RenderThreadImpl);
 };
 
 #endif  // CONTENT_RENDERER_RENDER_THREAD_IMPL_H_