RFR: 8312259: StatusResponseManager unused code clean up [v3]

[Xue-Lei Andrew Fan]

> Hi,
> 
> May I have the code cleanup update reviewed?  With this update, the unused code in StatusResponseManager.java will be removed.
> 
> Thanks,
> Xuelei

Xue-Lei Andrew Fan has updated the pull request incrementally with one additional commit since the last revision:

  revise test case

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/14924/files
  - new: https://git.openjdk.org/jdk/pull/14924/files/72879cff..cf894899

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=14924&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=14924&range=01-02

  Stats: 31 lines in 1 file changed: 18 ins; 0 del; 13 mod
  Patch: https://git.openjdk.org/jdk/pull/14924.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14924/head:pull/14924

PR: https://git.openjdk.org/jdk/pull/14924