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

content/renderer/renderer_webkitplatformsupport_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_RENDERER_WEBKITPLATFORMSUPPORT_IMPL_H_
 #define CONTENT_RENDERER_RENDERER_WEBKITPLATFORMSUPPORT_IMPL_H_
 #pragma once
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 73 matching lines @@
   virtual void sampleGamepads(WebKit::WebGamepads&) OVERRIDE;
   virtual WebKit::WebString userAgent(const WebKit::WebURL& url) OVERRIDE;
   virtual void GetPlugins(bool refresh,
                           std::vector<webkit::WebPluginInfo>* plugins) OVERRIDE;
   virtual WebKit::WebPeerConnectionHandler* createPeerConnectionHandler(
       WebKit::WebPeerConnectionHandlerClient* client) OVERRIDE;
   virtual WebKit::WebPeerConnection00Handler* createPeerConnection00Handler(
       WebKit::WebPeerConnection00HandlerClient* client) OVERRIDE;
   virtual WebKit::WebMediaStreamCenter* createMediaStreamCenter(
       WebKit::WebMediaStreamCenterClient* client) OVERRIDE;
+  virtual WebKit::WebBatteryMonitor* batteryMonitor() OVERRIDE;
 
   // Disables the WebSandboxSupport implementation for testing.
   // Tests that do not set up a full sandbox environment should call
   // SetSandboxEnabledForTesting(false) _before_ creating any instances
   // of this class, to ensure that we don't attempt to use sandbox-related
   // file descriptors or other resources.
   //
   // Returns the previous |enable| value.
   static bool SetSandboxEnabledForTesting(bool enable);
 
@@ skipping 28 matching lines @@
   scoped_ptr<WebKit::WebIDBFactory> web_idb_factory_;
 
   scoped_ptr<WebFileSystemImpl> web_file_system_;
 
   scoped_ptr<WebKit::WebBlobRegistry> blob_registry_;
 
   scoped_ptr<content::GamepadSharedMemoryReader> gamepad_shared_memory_reader_;
 };
 
 #endif  // CONTENT_RENDERER_RENDERER_WEBKITPLATFORMSUPPORT_IMPL_H_