Scroll Customization Prototype (Not for review, WIP)

public/web/WebInputEvent.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 449 matching lines @@
             float deltaY;
             float velocityX;
             float velocityY;
             // Whether any previous GestureScrollUpdate in the current scroll
             // sequence was suppressed (e.g., the causal touchmove was
             // preventDefault'ed). This bit is particularly useful for
             // determining whether the observed scroll update sequence captures
             // the entirety of the generative motion.
             bool previousUpdateInSequencePrevented;
             bool preventPropagation;
+            bool inertial;
         } scrollUpdate;
 
         struct {
             float velocityX;
             float velocityY;
         } flingStart;
 
         struct {
             // If set to true, don't treat flingCancel
             // as a part of fling boost events sequence.
@@ skipping 46 matching lines @@
         , causesScrollingIfUncanceled(false)
     {
     }
 };
 
 #pragma pack(pop)
 
 } // namespace blink
 
 #endif