[9] post-commit review for: RT-40341: Update copyright header for files modified in 2015

[Kevin Rushforth]

JIRA: https://javafx-jira.kenai.com/browse/RT-40341
Changeset:  http://hg.openjdk.java.net/openjfx/9-dev/rt/rev/53cecfdd9b0d

Follow-on changes for files that are new (or newly modified) in FX 9.

-- Kevin