hg: panama/dev: 8202907: Consolidate the design and implementation of the nicl support

[henry.jen at oracle.com]

Changeset: 3321dfe84c81
Author:    henryjen
Date:      2018-06-18 08:05 -0700
URL:       http://hg.openjdk.java.net/panama/dev/rev/3321dfe84c81

8202907: Consolidate the design and implementation of the nicl support
- Fix mismatch signature and descriptor for typedef callbacks
- Add alignment for padding type
- Minor tweak/fixes for test/debugging

! src/java.base/share/classes/jdk/internal/nicl/BinderClassGenerator.java
! src/java.base/share/classes/jdk/internal/nicl/abi/AbstractABI.java
! src/jdk.jextract/share/classes/com/sun/tools/jextract/JType.java
! test/jdk/com/sun/tools/jextract/JextractToolRunner.java
! test/jdk/com/sun/tools/jextract/jclang-ffi/TestJextractFFI.java
! test/jdk/com/sun/tools/jextract/jclang-ffi/src/jdk/internal/clang/Cursor.java