hg: jdk/sandbox: 8231668: Remove ForceDynamicNumberOfGCThreads

[chris.hegarty at oracle.com]

Changeset: 367b1f73904c
Author:    shade
Date:      2020-03-13 13:22 +0100
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/367b1f73904c

8231668: Remove ForceDynamicNumberOfGCThreads
Reviewed-by: shade, tschatzl
Contributed-by: Aditya Mandaleeka <adityam at microsoft.com>

! src/hotspot/share/gc/g1/g1ConcurrentMark.cpp
! src/hotspot/share/gc/shared/gc_globals.hpp
! src/hotspot/share/gc/shared/workerPolicy.cpp
! src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp
! test/hotspot/jtreg/gc/ergonomics/TestDynamicNumberOfGCThreads.java
! test/hotspot/jtreg/gc/shenandoah/TestGCThreadGroups.java