create phet-polyfill with Array.from in it. Add it to chipper preloads and to scenery.js, https://github.com/phetsims/chipper/issues/817
create phet-polyfill with Array.from in it. Add it to chipper preloads and to scenery.js, https://github.com/phetsims/chipper/issues/817

phetsims/scenery,phetsims/scenery,phetsims/scenery