8300587: (bf) Some covariant overrides are missing @since tags

[bplb]

Reinstate @since 9 tags for MappedByteBuffer and $TypeBuffer covariant overrides.

---

Progress

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Issue

• JDK-8300587: (bf) Some covariant overrides are missing @SInCE tags

Reviewers

• Lance Andersen (@LanceAndersen - Reviewer)
• Iris Clark (@irisclark - Reviewer)

Reviewing

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[openjdk]

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[mlbridge]

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[openjdk]

@bplb 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:

8300587: (bf) Some covariant overrides are missing @since tags

Reviewed-by: lancea, iris

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At the time when this comment was updated there had been 2 new commits pushed to the master branch:

• 5784eb7: 8300721: Cleanup ProblemList-svc-vthread.txt
• 9d44dd0: 8297972: Poly1305 Endianness on ByteBuffer not enforced

Please see this link for an up-to-date comparison between the source branch of this pull request and the master 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 master branch, type /integrate in a new comment.

[bplb]

/integrate

[openjdk]

Going to push as commit 542bfe6.
Since your change was applied there have been 20 commits pushed to the master branch:

• 03a9a88: 8300265: Remove metaprogramming/isSigned.hpp
• 5a4945c: 8299975: Limit underflow protection CMoveINode in PhaseIdealLoop::do_unroll must also protect type from underflow
• f307e8c: 8299795: Relativize locals in interpreter frames
• 11aadc9: 8244400: MenuItem may cache the size and did not update it when the screen DPI is changed
• 836198a: 8300591: @SuppressWarnings option "lossy-conversions" missing from jdk.compiler module javadoc
• 45e4e00: 8300079: SIGSEGV in LibraryCallKit::inline_string_copy due to constant NULL src argument
• 030b071: 8300207: Add a pre-check for the number of canonical equivalent permutations in j.u.r.Pattern
• 7ced08d: 8300638: Tier1 IR Test failure after JDK-8298632 on macosx-x64-debug
• 3ea4eac: 8300817: The build is broken after JDK-8294693
• cbfc069: 8300731: Avoid unnecessary array fill after creation in PaletteBuilder
• ... and 10 more: https://git.openjdk.org/jdk/compare/facd41511b972e940ecab3bc57f5f23efca43343...master

Your commit was automatically rebased without conflicts.

[openjdk]

@bplb Pushed as commit 542bfe6.

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