hg: valhalla/valhalla/jdk: 8186835: Add API point to create value-capable classes programmatically

[maurizio.cimadamore at oracle.com]

Changeset: 34f229aedcd1
Author:    mcimadamore
Date:      2017-08-28 14:21 +0100
URL:       http://hg.openjdk.java.net/valhalla/valhalla/jdk/rev/34f229aedcd1

8186835: Add API point to create value-capable classes programmatically
Reviewed-by: psandoz, dsimms

! src/java.base/share/classes/java/lang/invoke/LambdaFormBuilder.java
! src/java.base/share/classes/jdk/experimental/value/MethodHandleBuilder.java
! src/java.base/share/classes/jdk/experimental/value/ValueType.java
+ test/valhalla/mvt/TestValueInValue.java