Another trivial cleanup to fix the last parameter of `GetStringXXXChars` calls, should be a `jboolean*` instead of a `jboolean`.
------------- Commit messages: - Fix - 8282978: Wrong parameter passed to GetStringXXXChars in various places Changes: https://git.openjdk.java.net/jdk/pull/7779/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=7779&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8282978 Stats: 22 lines in 9 files changed: 0 ins; 0 del; 22 mod Patch: https://git.openjdk.java.net/jdk/pull/7779.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/7779/head:pull/7779 PR: https://git.openjdk.java.net/jdk/pull/7779
