--- old/src/hotspot/share/runtime/reflection.cpp	2020-01-24 19:19:11.543233282 +0000
+++ new/src/hotspot/share/runtime/reflection.cpp	2020-01-24 19:19:10.752330185 +0000
@@ -808,8 +808,9 @@
 }
 
 static Handle new_type(Symbol* signature, Klass* k, TRAPS) {
+  SignatureStream ss(signature, false);
   // Basic types
-  BasicType type = vmSymbols::signature_type(signature);
+  BasicType type = ss.is_reference() ? T_OBJECT : ss.type();
   if (type != T_OBJECT) {
     return Handle(THREAD, Universe::java_mirror(type));
   }