RFR: 8334734: Remove specialized readXxxEntry methods from ClassReader

[Adam Sotona]

On Fri, 21 Jun 2024 15:52:44 GMT, Chen Liang <liach at openjdk.org> wrote:

> `ClassReader.readXxxEntry` were added before we had generic, type-aware `readEntry` and `readEntryOrNull` APIs (#19330). We should remove these specialized versions in favor of the generic version to reduce API bloating.

Looks good to me, thanks.

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Marked as reviewed by asotona (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/19833#pullrequestreview-2134895664