8281147: Other tests that use the foreign API are missing --enable-preview

[FrauBoes]

This change adds the --enable-preview flag to tests in other areas (jdk.incubator.vector, java.util.stream) that use the (to be previewed) foreign API, as well as cleaning up the use of a no longer needed proxy class.

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Progress

• Change must not contain extraneous whitespace
• Change must be properly reviewed

Issue

• JDK-8281147: Other tests that use the foreign API are missing --enable-preview

Reviewers

• Maurizio Cimadamore (@mcimadamore - Committer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/panama-foreign pull/636/head:pull/636
$ git checkout pull/636

Update a local copy of the PR:
$ git checkout pull/636
$ git pull https://git.openjdk.java.net/panama-foreign pull/636/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 636

View PR using the GUI difftool:
$ git pr show -t 636

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/panama-foreign/pull/636.diff

[bridgekeeper]

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

[mlbridge]

Webrevs

• 00: Full (74eeeaac)

[openjdk]

@FrauBoes 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:

8281147: Other tests that use the foreign API are missing --enable-preview

Reviewed-by: mcimadamore

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 1 new commit pushed to the foreign-preview branch:

• 55a7e6c: 8278414: Replace binding recipe customization using MH combinators with bytecode spinning

Please see this link for an up-to-date comparison between the source branch of this pull request and the foreign-preview branch.
As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

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

[FrauBoes]

/integrate

[openjdk]

Going to push as commit 24e45f6.
Since your change was applied there has been 1 commit pushed to the foreign-preview branch:

• 55a7e6c: 8278414: Replace binding recipe customization using MH combinators with bytecode spinning

Your commit was automatically rebased without conflicts.

[openjdk]

@FrauBoes Pushed as commit 24e45f6.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.