hg: jdk/submit14: 8237396: JvmtiTagMap::weak_oops_do() should not trigger barriers

[zgu at redhat.com]

Changeset: 91ea567eeabe
Author:    zgu
Date:      2020-01-22 07:40 -0500
URL:       https://hg.openjdk.java.net/jdk/submit14/rev/91ea567eeabe

8237396: JvmtiTagMap::weak_oops_do() should not trigger barriers
Reviewed-by: stefank, rkennke

! src/hotspot/share/prims/jvmtiTagMap.cpp