Steps to Reproduce

https://zkfiddle.org/sample/14muj9n/1-chosenbox-initial-size

Current Result

chosenbox initial width too short to display emptyMessage

Expected Result

chosenbox have enought initial width to display emptyMessage

Debug Information

side effect of ZK-4479

Workaround

<chosenbox width="100px" emptyMessage="aaaaa" />