(doc-only) 9 RFR of JDK-8181082: class-level since tag issues in java.base & java.datatransfer module

[Hamlin Li]

Would you please review below patch?

bug: https://bugs.openjdk.java.net/browse/JDK-8181082

webrev: http://cr.openjdk.java.net/~mli/8181082/webrev.00/


Thank you

-Hamlin