RFR: 8308588: Unnecessary synchronized on GTKStyle#ICONS_MAP can be removed

[Abhishek Kumar]

On Wed, 28 Aug 2024 18:17:56 GMT, Damon Nguyen <dnguyen at openjdk.org> wrote:

> I remember simply testing this change when originally triaging this. How did you test this change for stability?

Yeah I saw your comment on JBS. I couldn't think of writing any test case for this fix. I ran all the regression tests in CI and there was no failure observed for the proposed changes.

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PR Comment: https://git.openjdk.org/jdk/pull/20741#issuecomment-2316668888