Make sun.net.www.MessageHeader final, and replace C-style array type declaration with Java-style array declaration.
------------- Commit messages: - 8325361: Make sun.net.www.MessageHeader final Changes: https://git.openjdk.org/jdk/pull/17997/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=17997&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8325361 Stats: 5 lines in 1 file changed: 0 ins; 1 del; 4 mod Patch: https://git.openjdk.org/jdk/pull/17997.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/17997/head:pull/17997 PR: https://git.openjdk.org/jdk/pull/17997
