hg: jdk/sandbox: 8219718: ZGC: Make nmethod entry barriers and nmethod::is_unloading use ZNMethodDataOops

[chris.hegarty at oracle.com]

Changeset: 224515275cf9
Author:    eosterlund
Date:      2019-04-17 12:41 +0200
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/224515275cf9

8219718: ZGC: Make nmethod entry barriers and nmethod::is_unloading use ZNMethodDataOops
Reviewed-by: pliden, stefank

! src/hotspot/share/gc/z/zBarrierSetNMethod.cpp
! src/hotspot/share/gc/z/zUnload.cpp