[foreign-memaccess+abi] Integrated: Micro optimizations and tidy

[Per Minborg]

On Thu, 18 Aug 2022 13:07:05 GMT, Per Minborg <duke at openjdk.org> wrote:

> This small PR adds some optimizations and tidies up some imports.

This pull request has now been integrated.

Changeset: b670b630
Author:    Per Minborg <pminborg at gmail.com>
Committer: Paul Sandoz <psandoz at openjdk.org>
URL:       https://git.openjdk.org/panama-foreign/commit/b670b630fc136e810b4c0a0673e91415c7629903
Stats:     38 lines in 4 files changed: 7 ins; 19 del; 12 mod

Micro optimizations and tidy

Reviewed-by: psandoz

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PR: https://git.openjdk.org/panama-foreign/pull/708