Defer GestureTapDown events briefly.

content/browser/renderer_host/render_widget_host_impl.h

Index: content/browser/renderer_host/render_widget_host_impl.h
diff --git a/content/browser/renderer_host/render_widget_host_impl.h b/content/browser/renderer_host/render_widget_host_impl.h
index f2243554a611959c238f44beb2d996014b70f906..e1de0ef45d04fb3738489676fff68e1e561de1a8 100644
--- a/content/browser/renderer_host/render_widget_host_impl.h
+++ b/content/browser/renderer_host/render_widget_host_impl.h
@@ -232,6 +232,10 @@ class CONTENT_EXPORT RenderWidgetHostImpl : virtual public RenderWidgetHost,
   void ForwardGestureEvent(const WebKit::WebGestureEvent& gesture_event);
   virtual void ForwardTouchEvent(const WebKit::WebTouchEvent& touch_event);
 
+  // Forwards the given event immediately to the renderer.
+  void ForwardGestureEventImmediately(
+      const WebKit::WebGestureEvent& gesture_event);
+
 #if defined(TOOLKIT_GTK)
   // Give key press listeners a chance to handle this key press. This allow
   // widgets that don't have focus to still handle key presses.