--- a/src/hotspot/share/aot/aotLoader.cpp	Fri Mar 15 18:59:21 2019 +0100
+++ b/src/hotspot/share/aot/aotLoader.cpp	Fri Mar 15 16:00:18 2019 -0400
@@ -78,7 +78,7 @@
   }
 }
 
-void AOTLoader::metadata_do(void f(Metadata*)) {
+void AOTLoader::metadata_do(MetadataClosure* f) {
   if (UseAOT) {
     FOR_ALL_AOT_HEAPS(heap) {
       (*heap)->metadata_do(f);