Route touchmove existence notifications to the TouchEventQueue

content/renderer/render_widget.h

Index: content/renderer/render_widget.h
diff --git a/content/renderer/render_widget.h b/content/renderer/render_widget.h
index f877dbc024ba164b54e97ed0afe4e374d214eeee..26991c288ab148557e87063aaddf2932435a0572 100644
--- a/content/renderer/render_widget.h
+++ b/content/renderer/render_widget.h
@@ -574,8 +574,9 @@ class CONTENT_EXPORT RenderWidget
   // at the given point.
   virtual bool HasTouchEventHandlersAt(const gfx::Point& point) const;
 
-  // Check whether the WebWidget has any touch event handlers registered.
-  virtual void hasTouchEventHandlers(bool has_handlers);
+  // Notifies whether the WebWidget has any touch event handlers registered.
+  virtual void hasEventHandlers(blink::WebEventHandlerClass handler_class,
+                                bool has_handlers);
 
   // Tell the browser about the actions permitted for a new touch point.
   virtual void setTouchAction(blink::WebTouchAction touch_action);