void onRemoveRecordClick(RemoveRecordClickEvent event)
canRemoveRecordsis true. Default behavior will remove the record from the data set, or if we're
deferring removalmark the record as removed [or for records already marked as removed, clear this removed marker].
warnOnRemoval is set, this method will also show a warning
dialog to users allowing them to cancel the removal.
This event may be cancelled to suppress the default behavior.
event- the event