hg: shenandoah/jdk: Fix Shenandoah test upstreaming patch

[zgu at redhat.com]

Changeset: df5d3a5aeb4b
Author:    zgu
Date:      2018-11-26 10:31 -0500
URL:       http://hg.openjdk.java.net/shenandoah/jdk/rev/df5d3a5aeb4b

Fix Shenandoah test upstreaming patch

+ test/hotspot/jtreg/gc/CriticalNativeArgs.java
- test/hotspot/jtreg/gc/epsilon/CriticalNativeArgs.java
- test/hotspot/jtreg/gc/epsilon/CriticalNativeStress.java
- test/hotspot/jtreg/gc/epsilon/libCriticalNative.c
+ test/hotspot/jtreg/gc/libCriticalNative.c
- test/hotspot/jtreg/gc/shenandoah/CriticalNativeArgs.java
- test/hotspot/jtreg/gc/shenandoah/CriticalNativeStress.java
- test/hotspot/jtreg/gc/shenandoah/libCriticalNative.c
+ test/hotspot/jtreg/gc/stress/CriticalNativeStress.java