Index: ui/events/ozone/events_ozone.cc |
diff --git a/ui/events/ozone/events_ozone.cc b/ui/events/ozone/events_ozone.cc |
index fb0d1427bd3812547ae6ef7f6372b00d744e7dbf..5478a6287f6db4f90bfbfe680737d1c544110e16 100644 |
--- a/ui/events/ozone/events_ozone.cc |
+++ b/ui/events/ozone/events_ozone.cc |
@@ -44,7 +44,7 @@ int GetChangedMouseButtonFlagsFromNative( |
const base::NativeEvent& native_event) { |
const ui::MouseEvent* event = |
static_cast<const ui::MouseEvent*>(native_event); |
- DCHECK(event->IsMouseEvent()); |
+ DCHECK(event->IsMouseEvent() || event->IsScrollEvent()); |
return event->changed_button_flags(); |
} |