hg: amber/amber: a sealed class with no subtypes should be final

[vicente.romero at oracle.com]

Changeset: 4381062e6962
Author:    vromero
Date:      2019-05-31 15:46 -0400
URL:       http://hg.openjdk.java.net/amber/amber/rev/4381062e6962

a sealed class with no subtypes should be final

! src/jdk.compiler/share/classes/com/sun/tools/javac/jvm/ClassWriter.java