git: openjdk/loom: fibers: RawMonitorMark is added to simplify monitor usage in jvmti tests.

[duke]

Changeset: af065e27
Author:    lmesnik <leonid.mesnik at oracle.com>
Date:      2021-02-26 16:25:31 +0000
URL:       https://git.openjdk.java.net/loom/commit/af065e27

RawMonitorMark is added to simplify monitor usage in jvmti tests.

! test/hotspot/jtreg/serviceability/jvmti/events/Breakpoint/breakpoint01/libbreakpoint01.cpp
! test/lib/jdk/test/lib/jvmti/jvmti_common.h