RFR: 8301459: Serial: Merge KeepAliveClosure into FastKeepAliveClosure

Tue Jan 31 09:28:59 UTC 2023

On Tue, 31 Jan 2023 08:48:33 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Simple removing unnecessary type hierarchy.
> 
> Test: hotspot_gc

Looks good.

There seems to be an opportunity to further clean this up by renaming FastKeepAliveClosure to KeepAliveClosure. I also think that the definition of this closure could be moved to defNewGeneration.cpp

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Marked as reviewed by stefank (Reviewer).

PR: https://git.openjdk.org/jdk/pull/12310