| Index: content/browser/renderer_host/render_widget_host_view_base.h | 
| diff --git a/content/browser/renderer_host/render_widget_host_view_base.h b/content/browser/renderer_host/render_widget_host_view_base.h | 
| index dd7415dc9d07bf6ac063612af8089bc6c56cc73d..065ffcff170b05d340fd08bdb8a1e3f6749fb6e6 100644 | 
| --- a/content/browser/renderer_host/render_widget_host_view_base.h | 
| +++ b/content/browser/renderer_host/render_widget_host_view_base.h | 
| @@ -42,6 +42,8 @@ class VideoFrame; | 
|  | 
| namespace blink { | 
| struct WebScreenInfo; | 
| +class WebMouseEvent; | 
| +class WebMouseWheelEvent; | 
| } | 
|  | 
| namespace content { | 
| @@ -185,6 +187,9 @@ class CONTENT_EXPORT RenderWidgetHostViewBase : public RenderWidgetHostView, | 
| // been identified by hit testing mouse, touch or gesture events). | 
| virtual uint32_t SurfaceIdNamespaceAtPoint(const gfx::Point& point, | 
| gfx::Point* transformed_point); | 
| +  virtual void ProcessKeyboardEvent(const NativeWebKeyboardEvent& event) {} | 
| +  virtual void ProcessMouseEvent(const blink::WebMouseEvent& event) {} | 
| +  virtual void ProcessMouseWheelEvent(const blink::WebMouseWheelEvent& event) {} | 
|  | 
| //---------------------------------------------------------------------------- | 
| // The following static methods are implemented by each platform. | 
|  |