Integrated: 8275439: Remove PrintVtableStats

[Zhengyu Gu]

On Tue, 19 Oct 2021 15:09:01 GMT, Zhengyu Gu <zgu at openjdk.org> wrote:

> PrintVtableStats has not been very useful and reported information may not be accurate neither. Please see the CR and comments in JDK-8275413 for details.
> 
> - PrintVtableStats is none product flag, so does not require a CSR to remove it.
> - The patch also removes Klass::array_klasses_do() and families, as PrintVtableStats is the last use.
> - InstanceKlass/ArrayKlass::array_klasses_do(void f(Klass* k, TRAPS), TRAPS) have no use, remove them as well.

This pull request has now been integrated.

Changeset: 135cf3c9
Author:    Zhengyu Gu <zgu at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/135cf3c94d4bce1b23c4dd7697030f558a5f682b
Stats:     125 lines in 9 files changed: 0 ins; 125 del; 0 mod

8275439: Remove PrintVtableStats

Reviewed-by: coleenp, dholmes

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PR: https://git.openjdk.java.net/jdk/pull/6017