RFR: 8333410: [AArch64] clean unused classes in nativeInst_aarch64.hpp

[Christian Hagedorn]

On Mon, 3 Jun 2024 10:43:11 GMT, kuaiwei <duke at openjdk.org> wrote:

> Some classes in nativeInst_aarch64.hpp are unused and can be removed.
> 
> I checked with tier1 tests.

Looks good to me, too.

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Marked as reviewed by chagedorn (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/19518#pullrequestreview-2096649119