diff -r a93ce8f7bddb -r e20d8f168bb6 src/hotspot/share/ci/ciEnv.hpp
--- a/src/hotspot/share/ci/ciEnv.hpp	Mon Nov 13 14:53:28 2017 -0500
+++ b/src/hotspot/share/ci/ciEnv.hpp	Mon Nov 13 17:29:00 2017 -0500
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2017, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -187,10 +187,6 @@
     }
   }
 
-  void ensure_metadata_alive(ciMetadata* m) {
-    _factory->ensure_metadata_alive(m);
-  }
-
   ciInstance* get_instance(oop o) {
     if (o == NULL) return NULL;
     return get_object(o)->as_instance();