Remove GestureScrollUpdateWithoutPropagation event (blink)

Source/web/PopupContainer.cpp

Index: Source/web/PopupContainer.cpp
diff --git a/Source/web/PopupContainer.cpp b/Source/web/PopupContainer.cpp
index 9f24423252cb8fc907e492c9654a0e8e92ee2c8d..c7b01433f25256face64a404383656db42c9ea5b 100644
--- a/Source/web/PopupContainer.cpp
+++ b/Source/web/PopupContainer.cpp
@@ -327,8 +327,7 @@ bool PopupContainer::handleGestureEvent(const PlatformGestureEvent& gestureEvent
         handleMouseReleaseEvent(fakeMouseUp);
         return true;
     }
-    case PlatformEvent::GestureScrollUpdate:
-    case PlatformEvent::GestureScrollUpdateWithoutPropagation: {
+    case PlatformEvent::GestureScrollUpdate: {
         PlatformWheelEvent syntheticWheelEvent(gestureEvent.position(), gestureEvent.globalPosition(), gestureEvent.deltaX(), gestureEvent.deltaY(), gestureEvent.deltaX() / 120.0f, gestureEvent.deltaY() / 120.0f, ScrollByPixelWheelEvent, gestureEvent.shiftKey(), gestureEvent.ctrlKey(), gestureEvent.altKey(), gestureEvent.metaKey());
         handleWheelEvent(syntheticWheelEvent);
         return true;