RFR: 8360131: Remove use of soon-to-be-removed APIs by CTW framework [v2]

[David Beaumont]

On Fri, 20 Jun 2025 15:55:52 GMT, David Beaumont <duke at openjdk.org> wrote:

>> test/hotspot/jtreg/testlibrary/ctw/src/sun/hotspot/tools/ctw/Utils.java line 209:
>> 
>>> 207:      * @return corresponding filename
>>> 208:      * @throws AssertionError if filename isn't valid filename for class file -
>>> 209:      *                        {@link #isClassFile(String)}
>> 
>> Suggestion:
>
> What's the suggestion here? I see no change.

*doh* you meant just to delete it. Done.

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PR Review Comment: https://git.openjdk.org/jdk/pull/25916#discussion_r2159298567