--- a/jdk/src/share/classes/sun/security/jgss/krb5/Krb5MechFactory.java	Wed Apr 09 09:36:19 2014 -0700
+++ b/jdk/src/share/classes/sun/security/jgss/krb5/Krb5MechFactory.java	Thu Apr 10 10:31:05 2014 +0800
@@ -86,6 +86,10 @@
         return result;
     }
 
+    public Krb5MechFactory() {
+        this(GSSCaller.CALLER_UNKNOWN);
+    }
+
     public Krb5MechFactory(GSSCaller caller) {
         this.caller = caller;
     }