Pass through tilt_x and tilt_y to blink

ui/events/gesture_detection/motion_event_generic.h

Index: ui/events/gesture_detection/motion_event_generic.h
diff --git a/ui/events/gesture_detection/motion_event_generic.h b/ui/events/gesture_detection/motion_event_generic.h
index 3a90b8019b2360978b10a23d8a38b7683e4199b6..15487de3563a44075d5bf85787a5f67a46e814d3 100644
--- a/ui/events/gesture_detection/motion_event_generic.h
+++ b/ui/events/gesture_detection/motion_event_generic.h
@@ -36,7 +36,8 @@ struct GESTURE_DETECTION_EXPORT PointerProperties {
   float touch_major;
   float touch_minor;
   float orientation;
-  float tilt;
+  float tilt_x;
+  float tilt_y;
   // source_device_id is only used on Aura.
   int source_device_id;
 };
@@ -65,7 +66,8 @@ class GESTURE_DETECTION_EXPORT MotionEventGeneric : public MotionEvent {
   float GetTouchMinor(size_t pointer_index) const override;
   float GetOrientation(size_t pointer_index) const override;
   float GetPressure(size_t pointer_index) const override;
-  float GetTilt(size_t pointer_index) const override;
+  float GetTiltX(size_t pointer_index) const override;
+  float GetTiltY(size_t pointer_index) const override;
   ToolType GetToolType(size_t pointer_index) const override;
   int GetButtonState() const override;
   int GetFlags() const override;