| Index: content/browser/renderer_host/render_widget_host_impl.cc | 
| diff --git a/content/browser/renderer_host/render_widget_host_impl.cc b/content/browser/renderer_host/render_widget_host_impl.cc | 
| index 7556afa89882fff5c25b7aab32dfa0e8b275a839..4e79b0bfd77dfb2dd6c766588dd1ca3d2434d260 100644 | 
| --- a/content/browser/renderer_host/render_widget_host_impl.cc | 
| +++ b/content/browser/renderer_host/render_widget_host_impl.cc | 
| @@ -485,6 +485,7 @@ void RenderWidgetHostImpl::SendScreenRects() { | 
|  | 
| last_view_screen_rect_ = view_->GetViewBounds(); | 
| last_window_screen_rect_ = view_->GetBoundsInRootWindow(); | 
| +  view_->WillSendScreenRects(); | 
| Send(new ViewMsg_UpdateScreenRects( | 
| GetRoutingID(), last_view_screen_rect_, last_window_screen_rect_)); | 
| waiting_for_screen_rects_ack_ = true; | 
|  |