fixup! webstreams: reduce overhead of transfering

Author: H4ad

benchmark/webstreams/js_transfer.js

@@ -36,7 +36,6 @@ function main({ n, payload: payloadType }) {
     if (messages++ === n) {
       bench.end(n);
       port1.close();
-      return;
     } else {
       send();
     }