hg: jdk/jdk: 8240722: [BACKOUT] G1DirtyCardQueue destructor has useless flush

[kim.barrett at oracle.com]

Changeset: 3437fb6311fd
Author:    kbarrett
Date:      2020-03-09 04:06 -0400
URL:       https://hg.openjdk.java.net/jdk/jdk/rev/3437fb6311fd

8240722: [BACKOUT] G1DirtyCardQueue destructor has useless flush
Summary: Backout JDK-8240133
Reviewed-by: sjohanss

! src/hotspot/share/gc/g1/g1DirtyCardQueue.cpp
! src/hotspot/share/gc/g1/g1DirtyCardQueue.hpp