git: openjdk/loom: fibers: Removed use of fiber helper threads. Removed support for suspend/resume of fibers. Leverage new jvmti support for passing fibers to APIs that return stack/frame info rather than use helper or carrier thread.

[duke]

Changeset: 7c93ac41
Author:    chris.plummer <chris.plummer at oracle.com>
Date:      2019-11-19 01:29:07 +0000
URL:       https://git.openjdk.java.net/loom/commit/7c93ac41

Removed use of fiber helper threads. Removed support for suspend/resume of fibers. Leverage new jvmti support for passing fibers to APIs that return stack/frame info rather than use helper or carrier thread.

! src/jdk.jdwp.agent/share/native/libjdwp/StackFrameImpl.c
! src/jdk.jdwp.agent/share/native/libjdwp/ThreadReferenceImpl.c
! src/jdk.jdwp.agent/share/native/libjdwp/eventFilter.c
! src/jdk.jdwp.agent/share/native/libjdwp/eventHandler.c
! src/jdk.jdwp.agent/share/native/libjdwp/standardHandlers.c
! src/jdk.jdwp.agent/share/native/libjdwp/stepControl.c
! src/jdk.jdwp.agent/share/native/libjdwp/threadControl.c
! src/jdk.jdwp.agent/share/native/libjdwp/threadControl.h
! src/jdk.jdwp.agent/share/native/libjdwp/util.c
! src/jdk.jdwp.agent/share/native/libjdwp/util.h