git: openjdk/loom: fibers: A minor refactor

[duke]

Changeset: 2fb51583
Author:    Ron Pressler <ron.pressler at oracle.com>
Date:      2020-09-17 21:55:56 +0000
URL:       https://git.openjdk.java.net/loom/commit/2fb51583

A minor refactor

! src/hotspot/share/runtime/continuation.cpp