RFR: 8317730: Change byte_size to return size_t

[Albert Mingkun Yang]

On Mon, 9 Oct 2023 12:57:34 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Simple signature update to `byte_size` to match expectation from callers.

Thanks for the review.

-------------

PR Comment: https://git.openjdk.org/jdk/pull/16100#issuecomment-1755200730