git: openjdk/loom: fibers: improve vthread tests: use functions from jvmti_common.h in more cases

[duke]

Changeset: a86a1a17
Author:    Serguei Spitsyn <serguei.spitsyn at oracle.com>
Date:      2021-03-05 11:08:46 +0000
URL:       https://git.openjdk.java.net/loom/commit/a86a1a17

improve vthread tests: use functions from jvmti_common.h in more cases

! test/hotspot/jtreg/serviceability/jvmti/vthread/DoContinueSingleStepTest/libDoContinueSingleStepTest.cpp
! test/hotspot/jtreg/serviceability/jvmti/vthread/MethodExitTest/libMethodExitTest.cpp
! test/hotspot/jtreg/serviceability/jvmti/vthread/SuspendResumeAll/libSuspendResumeAll.cpp
! test/hotspot/jtreg/serviceability/jvmti/vthread/VThreadNotifyFramePopTest/libVThreadNotifyFramePopTest.cpp
! test/lib/jdk/test/lib/jvmti/jvmti_common.h