Enhance the memory management/cleanup for `ECDSASignature`. -------------
Commit messages: - Merge remote-tracking branch 'origin/master' into 8364226 - JDK-8364226: better memory management/cleanup in ECDSASignature Changes: https://git.openjdk.org/jdk/pull/26516/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=26516&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8364226 Stats: 18 lines in 1 file changed: 13 ins; 0 del; 5 mod Patch: https://git.openjdk.org/jdk/pull/26516.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/26516/head:pull/26516 PR: https://git.openjdk.org/jdk/pull/26516