This feature still exists, it's just needlessly hidden as an easter egg in the new version. (http://techcrunch.com/2013/07/10/save-maps-offline-new-google-maps/

This feature still exists, it's just needlessly hidden as an easter egg in the new version. (http://techcrunch.com/2013/07/10/save-maps-offline-new-google-maps/ http://techcrunch.com/2013/07/10/save-maps-offline-new-googl...) EDIT: There is also no longer a way to know what areas you have cached.