A simple readability cleanup for the files that were changed in #113. Note that the boolean property has an `instanceof` check that doesn't exist in the other properties.
------------- Commits: - 15f50f17: Initial commit Changes: https://git.openjdk.java.net/jfx/pull/141/files Webrev: https://webrevs.openjdk.java.net/jfx/141/webrev.00 Issue: https://bugs.openjdk.java.net/browse/JDK-8240692 Stats: 167 lines in 6 files changed: 12 ins; 124 del; 31 mod Patch: https://git.openjdk.java.net/jfx/pull/141.diff Fetch: git fetch https://git.openjdk.java.net/jfx pull/141/head:pull/141 PR: https://git.openjdk.java.net/jfx/pull/141
