Function finish

vm/ByteCodeTranslator/src/javascript/browser_bridge.js:1889–1893

(ok, msg)

    return new Promise(function(resolve) {
      var done = false, cleaned = false, iframe = null;
      var finish = function(ok, msg) {
        if (done) { return; }
        done = true;
        resolve({ ok: ok ? 1 : 0, error: msg == null ? null : String(msg) });
      };
      var cleanup = function() {
        if (cleaned) { return; }
        cleaned = true;