This fix makes `DerUtils::checkAlg` simple and clear, no more raw `Object` and ambiguous string arguments.
------------- Commit messages: - 8265138: Simplify DerUtils::checkAlg Changes: https://git.openjdk.java.net/jdk/pull/3467/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=3467&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8265138 Stats: 37 lines in 3 files changed: 3 ins; 1 del; 33 mod Patch: https://git.openjdk.java.net/jdk/pull/3467.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/3467/head:pull/3467 PR: https://git.openjdk.java.net/jdk/pull/3467
