RFR: 8367410: ZGC: Remove unused ZNmethodTable::wait_until_iteration_done() [v2]

[Thomas Schatzl]

> Hi all,
> 
>   please review this trivial removal of `ZNmethodTable::wait_until_iteration_done()` as it is never used.
> 
> Testing: local compilation
> 
> Thanks,
>   Thomas

Thomas Schatzl has updated the pull request incrementally with one additional commit since the last revision:

  * also make ZNmethodTableIteration::in_progress() private

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/27223/files
  - new: https://git.openjdk.org/jdk/pull/27223/files/974db544..398826c9

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=27223&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=27223&range=00-01

  Stats: 4 lines in 1 file changed: 2 ins; 2 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/27223.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/27223/head:pull/27223

PR: https://git.openjdk.org/jdk/pull/27223