RFR: 8287150: Remove HeapRegion::block_start_const declaration without definition

[Albert Mingkun Yang]

On Mon, 23 May 2022 09:28:54 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

> Hi,
> 
>   please review this trivial change to remove an unused declaration without definition.
> 
> Testing: local compilation
> 
> Thanks,
>   Thomas

Good and trivial.

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Marked as reviewed by ayang (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/8834