git: openjdk/loom: fibers: update for complete VTMT disable mechanism

[duke]

Changeset: 437843e4
Author:    Serguei Spitsyn <serguei.spitsyn at oracle.com>
Date:      2020-08-24 09:46:07 +0000
URL:       https://git.openjdk.java.net/loom/commit/437843e4

update for complete VTMT disable mechanism

! make/hotspot/symbols/symbols-unix
! src/hotspot/share/include/jvm.h
! src/hotspot/share/prims/jvm.cpp
! src/hotspot/share/prims/jvmtiEnv.cpp
! src/hotspot/share/prims/jvmtiEnvBase.cpp
! src/hotspot/share/prims/jvmtiEnvBase.hpp
! src/hotspot/share/prims/jvmtiThreadState.cpp
! src/hotspot/share/prims/jvmtiThreadState.hpp
! src/hotspot/share/runtime/thread.cpp
! src/hotspot/share/runtime/thread.hpp
! src/java.base/share/classes/java/lang/VirtualThread.java
! src/java.base/share/native/libjava/VirtualThread.c
! test/hotspot/jtreg/serviceability/jvmti/vthread/VThreadTest/libVThreadTest.c
! test/hotspot/jtreg/serviceability/jvmti/vthread/VThreadUnsupportedTest/libVThreadUnsupportedTest.c
! test/hotspot/jtreg/vmTestbase/nsk/jvmti/SuspendThread/suspendvthr001.java
! test/hotspot/jtreg/vmTestbase/nsk/jvmti/SuspendThread/suspendvthr001/suspendvthr001.cpp