I noticed that chosen is using clip property, with is deprecated...I would like to know if is possible to remove it.

This feature has been removed from the Web standards. Though some browsers may still support it, it is in the process of being dropped. Avoid using it and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.

Font: https://developer.mozilla.org/en-US/docs/Web/CSS/clip

Any hint's about how to do this?