hg: panama/dev: 8224013: jextract failed to generate source file under some scenarios

[henry.jen at oracle.com]

Changeset: 9265a3633960
Author:    henryjen
Date:      2019-05-17 10:00 -0700
URL:       http://hg.openjdk.java.net/panama/dev/rev/9265a3633960

8224013:  jextract failed to generate source file under some scenarios

! src/jdk.jextract/share/classes/com/sun/tools/jextract/Writer.java
! test/jdk/com/sun/tools/jextract/TestSrcDump.java