git: openjdk/jdk: 8281626: NonblockingQueue should use nullptr

[Kim Barrett]

Changeset: 90939cb8
Author:    Kim Barrett <kbarrett at openjdk.org>
Date:      2022-02-11 09:05:50 +0000
URL:       https://git.openjdk.java.net/jdk/commit/90939cb80193c671cae635b7a4e41bd2e6bcdbd5

8281626: NonblockingQueue should use nullptr

Reviewed-by: shade, dholmes

! src/hotspot/share/utilities/nonblockingQueue.hpp
! src/hotspot/share/utilities/nonblockingQueue.inline.hpp