--- old/src/jdk.security.jgss/share/classes/com/sun/security/jgss/ExtendedGSSCredential.java	2016-10-07 00:47:10.553348500 +0800
+++ new/src/jdk.security.jgss/share/classes/com/sun/security/jgss/ExtendedGSSCredential.java	2016-10-07 00:47:08.975142800 +0800
@@ -26,7 +26,6 @@
 package com.sun.security.jgss;
 
 import org.ietf.jgss.*;
-import sun.security.jgss.GSSCredentialImpl;
 
 /**
  * The extended GSSCredential interface for supporting additional
@@ -35,14 +34,6 @@
  */
 public interface ExtendedGSSCredential extends GSSCredential {
 
-    static class ExtendedGSSCredentialImpl extends GSSCredentialImpl
-            implements ExtendedGSSCredential {
-
-        public ExtendedGSSCredentialImpl(GSSCredentialImpl old) {
-            super(old);
-        }
-    }
-
     /**
      * Impersonates a principal. In Kerberos, this can be implemented
      * using the Microsoft S4U2self extension.