--- old/src/java.base/share/classes/sun/invoke/util/BytecodeDescriptor.java	2018-11-26 16:25:00.000000000 -0800
+++ new/src/java.base/share/classes/sun/invoke/util/BytecodeDescriptor.java	2018-11-26 16:24:59.000000000 -0800
@@ -161,7 +161,7 @@
             if (t == t.asValueType())
                 c = 'Q';
             if (lsemi)  sb.append(c);
-            sb.append(t.asBoxType().getName().replace('.', '/'));
+            sb.append(t.getName().replace('.', '/'));
             if (lsemi)  sb.append(';');
         }
     }