src/share/classes/javax/swing/MultiUIDefaults.java

@@ -190,11 +190,11 @@
 
     @Override
     public synchronized String toString() {
         StringBuilder sb = new StringBuilder();
         sb.append("{");
-        Enumeration keys = keys();
+        Enumeration<?> keys = keys();
         while (keys.hasMoreElements()) {
             Object key = keys.nextElement();
             sb.append(key + "=" + get(key) + ", ");
         }
         int length = sb.length();