--- a/src/hotspot/share/oops/klass.cpp	Tue May 14 13:34:49 2019 +0100
+++ b/src/hotspot/share/oops/klass.cpp	Tue May 14 08:52:51 2019 -0400
@@ -813,7 +813,7 @@
   if ((size_t)k < os::min_page_size()) return false;
 
   if (!os::is_readable_range(k, k + 1)) return false;
-  if (!MetaspaceUtils::is_range_in_committed(k, k + 1)) return false;
+  if (!Metaspace::contains(k)) return false;
 
   if (!Symbol::is_valid(k->name())) return false;
   return ClassLoaderDataGraph::is_valid(k->class_loader_data());