git: openjdk/loom: fibers: JVMTI cleanup: correct vthread support in NotifyFramePop

[duke]

Changeset: 344530b8
Author:    Serguei Spitsyn <serguei.spitsyn at oracle.com>
Date:      2022-04-08 17:45:09 +0000
URL:       https://git.openjdk.java.net/loom/commit/344530b89c57d2df85bf9b3c638e1559d06d5443

JVMTI cleanup: correct vthread support in NotifyFramePop

! src/hotspot/share/prims/jvmtiEnv.cpp
! src/hotspot/share/prims/jvmtiEnvBase.cpp
! src/hotspot/share/prims/jvmtiEnvBase.hpp