git: openjdk/loom: fibers: Simplify continuation code after deoptimization layout fix

[duke]

Changeset: f8b66cd3
Author:    Ron Pressler <ron.pressler at oracle.com>
Date:      2020-01-22 20:30:47 +0000
URL:       https://git.openjdk.java.net/loom/commit/f8b66cd3

Simplify continuation code after deoptimization layout fix

! src/hotspot/cpu/x86/continuation_x86.inline.hpp
! src/hotspot/share/runtime/continuation.cpp