wip: not complete.

ui/events/ozone/evdev/event_converter_evdev.h

Index: ui/events/ozone/evdev/event_converter_evdev.h
diff --git a/ui/events/ozone/evdev/event_converter_evdev.h b/ui/events/ozone/evdev/event_converter_evdev.h
index ebc36fcc5a277da0045aaf143a1ac3f74760dcc8..e580dd9c9046f2868260939dddcc6b089dd9f320 100644
--- a/ui/events/ozone/evdev/event_converter_evdev.h
+++ b/ui/events/ozone/evdev/event_converter_evdev.h
@@ -30,6 +30,10 @@ class EVENTS_OZONE_EVDEV_EXPORT EventConverterEvdev {
   // Stop converting events.
   virtual void Stop() = 0;
 
+	// What kind of device am I?
+	virtual bool HasIndirectTouch();
+	virtual bool HasRelXY();
+
  protected:
   // Dispatches an event using the dispatch-callback set using
   // |SetDispatchCalback()|.