--- old/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/HotSpotGraalCompiler.java	2017-09-15 14:03:55.938368934 +0200
+++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/HotSpotGraalCompiler.java	2017-09-15 14:03:55.750462926 +0200
@@ -282,6 +282,13 @@
         return suite;
     }
 
+    public Object mbean() {
+        if (graalRuntime instanceof HotSpotGraalRuntime) {
+            return ((HotSpotGraalRuntime)graalRuntime).mbean();
+        }
+        return null;
+    }
+
     /**
      * Converts {@code method} to a String with {@link JavaMethod#format(String)} and the format
      * string {@code "%H.%n(%p)"}.