8278767: Shenandoah: Remove unused ShenandoahRootScanner

[zhengyu123]

Please review this trivial patch that removes unused ShenandoahRootScanner class.

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• Change must be properly reviewed

Issue

• JDK-8278767: Shenandoah: Remove unused ShenandoahRootScanner

Reviewers

• Roman Kennke (@rkennke - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk pull/6832/head:pull/6832
$ git checkout pull/6832

Update a local copy of the PR:
$ git checkout pull/6832
$ git pull https://git.openjdk.java.net/jdk pull/6832/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 6832

View PR using the GUI difftool:
$ git pr show -t 6832

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk/pull/6832.diff

[bridgekeeper]

👋 Welcome back zgu! 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]

@zhengyu123 The following labels will be automatically applied to this pull request:

• hotspot-gc
• shenandoah

When this pull request is ready to be reviewed, an "RFR" email will be sent to the corresponding mailing lists. If you would like to change these labels, use the /label pull request command.

[mlbridge]

Webrevs

• 00: Full (50505b97)

[rkennke]

Looks good and trivial! Thanks!

[openjdk]

@zhengyu123 This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

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

8278767: Shenandoah: Remove unused ShenandoahRootScanner

Reviewed-by: rkennke

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.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[zhengyu123]

/integrate

[zhengyu123]

Thanks, @rkennke

[openjdk]

Going to push as commit de65230.
Since your change was applied there have been 3 commits pushed to the master branch:

• a9c1acb: 8275843: Random crashes while the UI code is executed
• 3f91948: 8278791: Rename ClassLoaderData::holder_phantom
• 7761a3e: 8278761: Parallel: Remove unused PSOldPromotionLAB constructor

Your commit was automatically rebased without conflicts.

[openjdk]

@zhengyu123 Pushed as commit de65230.

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