RFR: 8324970: Serial: Refactor signature of maintain_old_to_young_invariant

[Thomas Schatzl]

On Tue, 30 Jan 2024 14:39:07 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Trivial type-change in signature.

Changes requested by tschatzl (Reviewer).

src/hotspot/share/gc/serial/cardTableRS.cpp line 58:

> 56: 
> 57: void CardTableRS::maintain_old_to_young_invariant(TenuredGeneration* old_gen,
> 58:                                                   bool is_young_gen_empty) {

The cpp file needs to include `tenuredGeneration.hpp` now. (`generation.hpp` is still required).

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PR Review: https://git.openjdk.org/jdk/pull/17631#pullrequestreview-1853186525
PR Review Comment: https://git.openjdk.org/jdk/pull/17631#discussion_r1472490708