Please review this PR which is a small cleanup in `Currency.getAvailableCurrencies()`. We can use the `HashSet` constructor over `clone()` to make the defensive copy of the set of available currencies. This gets rid of the unsightly unchecked cast and SuppressWarnings annotation.
------------- Commit messages: - init Changes: https://git.openjdk.org/jdk/pull/21845/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=21845&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8343237 Stats: 4 lines in 1 file changed: 0 ins; 3 del; 1 mod Patch: https://git.openjdk.org/jdk/pull/21845.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/21845/head:pull/21845 PR: https://git.openjdk.org/jdk/pull/21845
