8260520: Avoid getting permissions in JarFileFactory when no SecurityManager installed
------------- Commit messages: - Avoid getting permissions when there's no SM installed Changes: https://git.openjdk.java.net/jdk/pull/2263/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=2263&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8260520 Stats: 4 lines in 1 file changed: 0 ins; 0 del; 4 mod Patch: https://git.openjdk.java.net/jdk/pull/2263.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/2263/head:pull/2263 PR: https://git.openjdk.java.net/jdk/pull/2263
