hg: amber/amber: Add Kind::valueOf methods tin DirectMethodHandleDesc

[brian.goetz at oracle.com]

Changeset: e8be92b72e89
Author:    briangoetz
Date:      2018-10-01 14:49 -0400
URL:       http://hg.openjdk.java.net/amber/amber/rev/e8be92b72e89

Add Kind::valueOf methods tin DirectMethodHandleDesc

! src/java.base/share/classes/java/lang/constant/DirectMethodHandleDesc.java
! test/jdk/java/lang/constant/MethodHandleDescTest.java