RFR: 8328350: G1: Remove DO_DISCOVERED_AND_DISCOVERY

Tue Mar 19 10:29:21 UTC 2024

On Mon, 18 Mar 2024 11:45:22 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Remove a special ref-processing iteration mode for G1, because non-null `_discovered` field and requiring ref-discovery should never occur at the same time.
>  
> Test: tier1-6

Lgtm.

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Marked as reviewed by tschatzl (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/18346#pullrequestreview-1945769088