hg: panama/dev: 8223289: jextract fails when proprocessor macro and anonymous enum constant have the same name

[sundararajan.athijegannathan at oracle.com]

Changeset: d0df5d75b402
Author:    sundar
Date:      2019-05-03 15:57 +0530
URL:       http://hg.openjdk.java.net/panama/dev/rev/d0df5d75b402

8223289: jextract fails when proprocessor macro and anonymous enum constant have the same name
Reviewed-by: mcimadamore

! src/jdk.jextract/share/classes/com/sun/tools/jextract/JavaSourceFactory.java
! src/jdk.jextract/share/classes/com/sun/tools/jextract/JavaSourceFactoryExt.java
! test/jdk/com/sun/tools/jextract/duplicatedecls.h