RFR: 8260643: Remove parallel version handling in CardTableRS::younger_refs_in_space_iterate()

[Thomas Schatzl]

On Tue, 2 Feb 2021 11:01:13 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

>> Looks good.
>
> Thanks @kstefanj @albertnetymk for your reviews.

Fwiw I re-ran tier1+2 with no issues

-------------

PR: https://git.openjdk.java.net/jdk/pull/2333