RFR: 8286389: Address possibly lossy conversions in jdk.crypto.ec

[Chris Hegarty]

On Fri, 17 Jun 2022 16:05:38 GMT, Ryan Ernst <duke at openjdk.org> wrote:

> Applied required casts in jdk.crypto.ec for the upcoming warning.
> Verified by cherry-picking @asotona's patch.

Looks good to me. I'm happy to sponsor this change, once a reviewer from the security area has had a chance to take a look.

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

Marked as reviewed by chegar (Reviewer).

PR: https://git.openjdk.org/jdk/pull/9203