--- old/src/hotspot/share/oops/instanceKlass.cpp	2019-03-13 17:10:06.720900373 -0700
+++ new/src/hotspot/share/oops/instanceKlass.cpp	2019-03-13 17:10:06.588895658 -0700
@@ -3371,7 +3371,7 @@
   if (cfs != NULL) {
     if (cfs->source() != NULL) {
       if (module_name != NULL) {
-        if (ClassLoader::is_modules_image(cfs->source())) {
+        if (cfs->from_modules_image()) {
           info_stream.print(" source: jrt:/%s", module_name);
         } else {
           info_stream.print(" source: %s", cfs->source());