8286962: java/net/httpclient/ServerCloseTest.java failed once with ConnectException

[GoeLin]

I backport this for parity with 17.0.7-oracle.

---

Progress

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Issue

• JDK-8286962: java/net/httpclient/ServerCloseTest.java failed once with ConnectException

Reviewing

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Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk11u-dev pull/1698/head:pull/1698
$ git checkout pull/1698

Update a local copy of the PR:
$ git checkout pull/1698
$ git pull https://git.openjdk.org/jdk11u-dev pull/1698/head

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$ git pr checkout 1698

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Download this PR as a diff file:
https://git.openjdk.org/jdk11u-dev/pull/1698.diff

[bridgekeeper]

👋 Welcome back goetz! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

@GoeLin This change now passes all automated pre-integration checks.

After integration, the commit message for the final commit will be:

8286962: java/net/httpclient/ServerCloseTest.java failed once with ConnectException

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been no new commits pushed to the master branch. If another commit should be pushed before you perform the /integrate command, your PR will be automatically rebased. If you prefer to avoid any potential automatic rebasing, please check the documentation for the /integrate command for further details.

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[mlbridge]

Webrevs

• 01: Full - Incremental (036d0af1)
• 00: Full (fd6ad97d)

[GoeLin]

/integrate

[openjdk]

Going to push as commit 7e74421.
Since your change was applied there have been 11 commits pushed to the master branch:

• ebac392: 8300742: jstat's CGCT is 5 percent higher than the pause time in -Xlog:gc.
• fc4b9de: 8218431: Improved platform checking in makefiles
• 6ffd006: 8241806: The sun/awt/shell/FileSystemViewMemoryLeak.java is unstable
• f5a04fb: 8299194: CustomTzIDCheckDST.java may fail at future date
• acedbcb: 8299296: Write a test to verify the components selection sends ItemEvent
• 37a15a1: 8286800: Assert in PhaseIdealLoop::dump_real_LCA is too strong
• 8547c80: 8300773: Address the inconsistency between the constant array and pool size
• b10ad19: 8282036: Change java/util/zip/ZipFile/DeleteTempJar.java to stop HttpServer cleanly in case of exceptions
• 54692ca: 8209935: Test to cover CodeSource.getCodeSigners()
• a6d4402: 8217730: Split up MakeBase.gmk
• ... and 1 more: https://git.openjdk.org/jdk11u-dev/compare/64d7622f8b1f35bec8e2817fe694d207ee0cd1ee...master

Your commit was automatically rebased without conflicts.

[openjdk]

@GoeLin Pushed as commit 7e74421.

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