[Ozone-Evdev] Propagate touchscreen device information to DeviceDataManager

ui/events/ozone/evdev/touch_event_converter_evdev.h

Index: ui/events/ozone/evdev/touch_event_converter_evdev.h
diff --git a/ui/events/ozone/evdev/touch_event_converter_evdev.h b/ui/events/ozone/evdev/touch_event_converter_evdev.h
index eedb243b6c4fa8c188b27fdd0f9c01eee0b168f3..f85e0febdc0dc1126ceed9e7bc5ef4ff7dff4fcc 100644
--- a/ui/events/ozone/evdev/touch_event_converter_evdev.h
+++ b/ui/events/ozone/evdev/touch_event_converter_evdev.h
@@ -27,10 +27,15 @@ class EVENTS_OZONE_EVDEV_EXPORT TouchEventConverterEvdev
   };
   TouchEventConverterEvdev(int fd,
                            base::FilePath path,
+                           int id,
                            const EventDeviceInfo& info,
                            const EventDispatchCallback& dispatch);
   virtual ~TouchEventConverterEvdev();
 
+  // EventConverterEvdev:
+  virtual bool HasTouchscreen() const OVERRIDE;
+  virtual gfx::Size GetTouchscreenSize() const OVERRIDE;
+
  private:
   friend class MockTouchEventConverterEvdev;
 
@@ -77,6 +82,9 @@ class EVENTS_OZONE_EVDEV_EXPORT TouchEventConverterEvdev
   float y_min_pixels_;
   float y_num_pixels_;
 
+  // Size of the touchscreen as reported by the driver.
+  gfx::Size native_size_;
+
   // Touch point currently being updated from the /dev/input/event* stream.
   int current_slot_;