8205132: Remove Thread.countStackFrames()

[Mandy Chung]

On 10/23/19 12:25 AM, Alan Bateman wrote:
>
> Thread::countStackFrames has been deprecated for 20+ years and has 
> been marked for-removal since Java SE 9. I'd like to remove it for 
> Java SE 14. It's was never a well-defined method and I've been unable 
> to find anything that uses it. The StackWalker API is a much better 
> solution for code that is interested in the number of stack frames.
>
> The changes to remove this method are here:
>    http://cr.openjdk.java.net/~alanb/8205132/webrev/
>

Looks good.

> The CSR will need a Reviewer:
>    https://bugs.openjdk.java.net/browse/JDK-8232654
>

Reviewed.

Mandy