Fixes [JDK-8201568](https://bugs.openjdk.java.net/browse/JDK-8201568).
------------- Commit messages: - 8201568: zForce touchscreen input device fails when closed and immediately reopened Changes: https://git.openjdk.java.net/jfx/pull/258/files Webrev: https://webrevs.openjdk.java.net/jfx/258/webrev.00 Issue: https://bugs.openjdk.java.net/browse/JDK-8201568 Stats: 4 lines in 1 file changed: 2 ins; 2 del; 0 mod Patch: https://git.openjdk.java.net/jfx/pull/258.diff Fetch: git fetch https://git.openjdk.java.net/jfx pull/258/head:pull/258 PR: https://git.openjdk.java.net/jfx/pull/258
