RFR: 8286092: Remove dead windows stack code

Wed May 4 12:46:16 UTC 2022

On Tue, 3 May 2022 22:34:10 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

> In reviewing JDK-[8285832](https://bugs.openjdk.java.net/browse/JDK-8285832) @iklam noticed the code following the minimum stack size calculation is dead.  This change removes the dead code, plus an unused os_thread_counter nearby.
> This code predates mercurial.
> Tested with tier1 on windows-x64 and windows-x64-debug.

Thanks Ioi for double checking the SA code.  I think this code was an attempt to fix 32 bit windows since it would run out of address space when creating threads.

-------------

PR: https://git.openjdk.java.net/jdk/pull/8524