[jdk17u-dev] RFR: 8233725: ProcessTools.startProcess() has output issues when using an OutputAnalyzer at the same time [v2]

[Elif Aslan]

> Clean backport to fix ProcessTools.startProcess() bug.
> 
> See original PR explanation [here](https://github.com/openjdk/jdk/pull/13594)
> 
> I need this backport to be merged to able to complete [this](https://github.com/openjdk/jdk17u-dev/pull/2339) backport request.
> 
> Additional testing: macos-x86_64-server-release tier2

Elif Aslan has updated the pull request incrementally with one additional commit since the last revision:

  backport of 64ac9a05e85020d24e33ba55cffa1bd9b269218a

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

Changes:
  - all: https://git.openjdk.org/jdk17u-dev/pull/2456/files
  - new: https://git.openjdk.org/jdk17u-dev/pull/2456/files/6248f07e..eae13b4e

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2456&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=2456&range=00-01

  Stats: 63 lines in 2 files changed: 29 ins; 18 del; 16 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/2456.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/2456/head:pull/2456

PR: https://git.openjdk.org/jdk17u-dev/pull/2456