First Implementation of Snapped Points

ui/events/gestures/blink/web_gesture_curve_impl.h

Index: ui/events/gestures/blink/web_gesture_curve_impl.h
diff --git a/ui/events/gestures/blink/web_gesture_curve_impl.h b/ui/events/gestures/blink/web_gesture_curve_impl.h
index 076f0169d53b923ed0cc4e1c1e83b1cfe1e0276e..8cf28e158008d62f39964e9090ee130a22c27ee0 100644
--- a/ui/events/gestures/blink/web_gesture_curve_impl.h
+++ b/ui/events/gestures/blink/web_gesture_curve_impl.h
@@ -38,6 +38,10 @@ class WebGestureCurveImpl : public NON_EXPORTED_BASE(blink::WebGestureCurve) {
   // WebGestureCurve implementation.
   bool Apply(double time, blink::WebGestureCurveTarget* target) override;
 
+  void ComputeTotalScrollOffset(gfx::Vector2dF& offset) override;
+
+  bool ResetCurveBySnappedOffset(const gfx::Vector2dF& offset) override;
+
  private:
   enum class ThreadType {
     MAIN,