Integrated: 8339298: Remove unused function declaration poll_for_safepoint

[Gui Cao]

On Fri, 30 Aug 2024 07:03:57 GMT, Gui Cao <gcao at openjdk.org> wrote:

> Hi, I noticed that there are two unused function declarations here, in the historical version they were used without UseCompilerSafepoints, now the unused UseCompilerSafepoints have been removed, but the function declarations may have forgotten to be removed.
> 
> ### Testing
> - [x] release & fastdebug build OK on linux-aarch64
> - [x] release & fastdebug build OK on linux-riscv64

This pull request has now been integrated.

Changeset: 9d7d85a6
Author:    Gui Cao <gcao at openjdk.org>
Committer: Fei Yang <fyang at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/9d7d85a6aa20ed95166f5f2f951597bca1fde841
Stats:     4 lines in 2 files changed: 0 ins; 4 del; 0 mod

8339298: Remove unused function declaration poll_for_safepoint

Reviewed-by: fyang, chagedorn

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PR: https://git.openjdk.org/jdk/pull/20785