hg: panama/panama/jdk: FIrst cut of layout descriptor parser. Messy and ugly, need refinement.

[henry.jen at oracle.com]

Changeset: 8c96d7bf5f3f
Author:    henryjen
Date:      2016-02-26 17:09 -0800
URL:       http://hg.openjdk.java.net/panama/panama/jdk/rev/8c96d7bf5f3f

FIrst cut of layout descriptor parser. Messy and ugly, need refinement.

+ src/java.base/share/classes/java/nicl/types/Descriptor.java
! src/java.base/share/classes/java/nicl/types/Transformer.java
+ src/java.base/share/classes/java/nicl/types/Type.java
+ src/java.base/share/classes/java/nicl/types/TypeUtils.java
+ test/java/nicl/types/DescriptorTest.java