<i18n dev> RFR: 8337279: Optimize format instant [v15]

[Naoto Sato]

On Mon, 3 Feb 2025 22:31:10 GMT, Shaojin Wen <swen at openjdk.org> wrote:

>> By removing the redundant code logic in DateTimeFormatterBuilder$InstantPrinterParser#formatTo, the codeSize can be reduced and the performance can be improved.
>
> Shaojin Wen has updated the pull request incrementally with one additional commit since the last revision:
> 
>   from @natoj

Looks good. I confirmed the changes passed tier1-3 tests.

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

Marked as reviewed by naoto (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/20353#pullrequestreview-2593676894