RFR: 8336755: Remove unused UNALIGNED field from view buffers

[Chen Liang]

On Thu, 18 Jul 2024 11:58:30 GMT, Andrey Turbanov <aturbanov at openjdk.org> wrote:

> Actually it's used only by `DirectByteBuffer` and `DirectByteBufferR` classes.
> 
> List of affected classes:
> `DirectCharBufferS`, `DirectCharBufferU`,
> `DirectDoubleBufferS`, `DirectDoubleBufferU`,
> `DirectFloatBufferS`, `DirectFloatBufferU`,
> `DirectIntBufferS`, `DirectIntBufferU`,
> `DirectLongBufferS`, `DirectLongBufferU`,
> `DirectShortBufferS`, `DirectShortBufferU`
> 
> Tested `test/jdk/java/nio` on Linux x64 release.

tier 1-3 tests look good.

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Marked as reviewed by liach (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/20233#pullrequestreview-2186439959