RFR: 8265972: Remove declarations with no implementations in javaClasses.hpp

[Albert Mingkun Yang]

On Mon, 26 Apr 2021 12:37:10 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

> Trivial change of removing dead code.

Thanks for the review.

-------------

PR: https://git.openjdk.java.net/jdk/pull/3692