Plumb WebTouchEvent::causesScrollingIfUncanceled to TouchEvent and

Source/web/WebInputEventConversion.cpp

 /*
  * 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 428 matching lines @@
     m_radius = scaleSizeToWindow(widget, FloatSize(point.radiusX, point.radiusY));
     m_rotationAngle = point.rotationAngle;
     m_force = point.force;
 }
 
 PlatformTouchEventBuilder::PlatformTouchEventBuilder(Widget* widget, const WebTouchEvent& event)
 {
     m_type = toPlatformTouchEventType(event.type);
     m_modifiers = toPlatformEventModifiers(event.modifiers);
     m_timestamp = event.timeStampSeconds;
+    m_causesScrollingIfUncanceled = event.causesScrollingIfUncanceled;
 
     for (unsigned i = 0; i < event.touchesLength; ++i)
         m_touchPoints.append(PlatformTouchPointBuilder(widget, event.touches[i]));
 
     m_cancelable = event.cancelable;
 }
 
 static int getWebInputModifiers(const UIEventWithKeyState& event)
 {
     int modifiers = 0;
@@ skipping 314 matching lines @@
         type = TouchCancel;
     else {
         ASSERT_NOT_REACHED();
         type = Undefined;
         return;
     }
 
     modifiers = getWebInputModifiers(event);
     timeStampSeconds = event.timeStamp() / millisPerSecond;
     cancelable = event.cancelable();
+    causesScrollingIfUncanceled = event.causesScrollingIfUncanceled();
 
     addTouchPointsIfNotYetAdded(widget, toWebTouchPointState(event.type()), event.changedTouches(), touches, &touchesLength, layoutObject);
     addTouchPointsIfNotYetAdded(widget, WebTouchPoint::StateStationary, event.touches(), touches, &touchesLength, layoutObject);
 }
 
 WebGestureEventBuilder::WebGestureEventBuilder(const Widget* widget, const LayoutObject* layoutObject, const GestureEvent& event)
 {
     if (event.type() == EventTypeNames::gestureshowpress)
         type = GestureShowPress;
     else if (event.type() == EventTypeNames::gesturetapdown)
@@ skipping 15 matching lines @@
     modifiers = getWebInputModifiers(event);
 
     globalX = event.screenX();
     globalY = event.screenY();
     IntPoint localPoint = convertAbsoluteLocationForLayoutObject(event.absoluteLocation(), *layoutObject);
     x = localPoint.x();
     y = localPoint.y();
 }
 
 } // namespace blink