This is a follow-on task after deprecating the Locale constructors (https://bugs.openjdk.java.net/browse/JDK-8282819). Most of the changes are simple replacements to Locale constructors with `Locale.of()` or Locale constants, such as `Locale.US`.
------------- Commit messages: - 8283698: Refactor Locale constructors used in src/test Changes: https://git.openjdk.java.net/jdk/pull/8130/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=8130&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8283698 Stats: 750 lines in 182 files changed: 3 ins; 3 del; 744 mod Patch: https://git.openjdk.java.net/jdk/pull/8130.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/8130/head:pull/8130 PR: https://git.openjdk.java.net/jdk/pull/8130
