RFR: 8335925: Serial: Move allocation API from Generation to subclasses

[Albert Mingkun Yang]

On Mon, 8 Jul 2024 20:00:31 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Trivial moving methods from parent class to subclasses. The unused second arg is also removed along the way. The API names are descriptive enough so that the accompanying comments are dropped as well.

Added doc for those public APIs in subclasses. Also identified that old-gen doesn't need lock-free allocation and removed that API.

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PR Comment: https://git.openjdk.org/jdk/pull/20084#issuecomment-2228390443