[Mac] Fix issue where rubber-banding may get sporadically stuck.

content/browser/renderer_host/render_widget_host_impl.h

Index: content/browser/renderer_host/render_widget_host_impl.h
===================================================================
--- content/browser/renderer_host/render_widget_host_impl.h	(revision 167782)
+++ content/browser/renderer_host/render_widget_host_impl.h	(working copy)
@@ -447,6 +447,11 @@
  protected:
   virtual RenderWidgetHostImpl* AsRenderWidgetHostImpl() OVERRIDE;
 
+  // Transmits the given input event. This is an internal helper for
+  // |ForwardInputEvent()| and should not be used directly from elsewhere.
+  void SendInputEvent(const WebKit::WebInputEvent& input_event,
+                      int event_size, bool is_keyboard_shortcut);
+
   // Internal implementation of the public Forward*Event() methods.
   void ForwardInputEvent(const WebKit::WebInputEvent& input_event,
                          int event_size, bool is_keyboard_shortcut);