RFR: 8137280: Remove eager reclaim of humongous controls

[Albert Mingkun Yang]

On Wed, 6 Jul 2022 08:12:32 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Simple change of removing two experiment flags whose default value is `true`.
> 
> Test: hotspot_gc

Thanks for the review.

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PR: https://git.openjdk.org/jdk/pull/9392