--- old/src/java.base/share/classes/jdk/internal/misc/JavaUtilJarAccess.java	2017-11-27 17:23:38.000000000 -0800
+++ new/src/java.base/share/classes/jdk/internal/misc/JavaUtilJarAccess.java	2017-11-27 17:23:38.000000000 -0800
@@ -41,5 +41,4 @@
     public Enumeration<JarEntry> entries2(JarFile jar);
     public void setEagerValidation(JarFile jar, boolean eager);
     public List<Object> getManifestDigests(JarFile jar);
-    public String getRealName(JarFile jar, JarEntry entry);
 }