hg: valhalla/valhalla/langtools: Mangle superclass and interfaces descriptors for classes; refactor signature visitor into more sensible layers

[brian.goetz at oracle.com]

Changeset: 12b2cb730a56
Author:    briangoetz
Date:      2014-08-20 18:13 -0400
URL:       http://hg.openjdk.java.net/valhalla/valhalla/langtools/rev/12b2cb730a56

Mangle superclass and interfaces descriptors for classes; refactor signature visitor into more sensible layers

! valhalla/src/valhalla/specializer/DebuggingSignatureVisitor.java
! valhalla/src/valhalla/specializer/SignatureSpecializer.java
! valhalla/src/valhalla/specializer/Specialize.java
! valhalla/src/valhalla/specializer/Specializer.java
! valhalla/test/valhalla/specializer/SignatureSpecializerTest.java
! valhalla/test/valhalla/specializer/SignatureVisitorTest.java
+ valhalla/test/valhalla/specializer/SupertypeMangleTest.java
! valhalla/test/valhalla/specializer/TwoBoxTest.java