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

[henry.jen at oracle.com]

Changeset: 024aa2833392
Author:    henryjen
Date:      2018-06-19 14:55 -0700
URL:       http://hg.openjdk.java.net/panama/dev/rev/024aa2833392

8202907: Consolidate the design and implementation of the nicl support
- Not generate Macro or NativeHeader multiple times

! src/jdk.jextract/share/classes/com/sun/tools/jextract/AsmCodeFactory.java
! src/jdk.jextract/share/classes/com/sun/tools/jextract/Context.java
! src/jdk.jextract/share/classes/com/sun/tools/jextract/HeaderFile.java
! src/jdk.jextract/share/classes/com/sun/tools/jextract/MacroParser.java
! test/jdk/com/sun/tools/jextract/ConstantsTest.java
! test/jdk/com/sun/tools/jextract/JextractToolRunner.java
! test/jdk/com/sun/tools/jextract/constants.h
+ test/jdk/com/sun/tools/jextract/constants_aux.h