hg: amber/amber: reusing existing class descriptors

[vicente.romero at oracle.com]

Changeset: 1c2029a5ebe4
Author:    vromero
Date:      2018-05-24 17:28 -0700
URL:       http://hg.openjdk.java.net/amber/amber/rev/1c2029a5ebe4

reusing existing class descriptors

! src/java.base/share/classes/java/lang/invoke/constant/ConstantDescs.java
! src/java.base/share/classes/java/lang/invoke/constant/ConstantUtils.java