--- old/src/hotspot/share/classfile/sharedClassUtil.hpp	2018-04-24 20:03:58.744106012 -0400
+++ new/src/hotspot/share/classfile/sharedClassUtil.hpp	2018-04-24 20:03:57.448031390 -0400
@@ -43,6 +43,10 @@
   FileMapHeaderExt() {
     _has_platform_or_app_classes = true;
   }
+  void set_has_platform_or_app_classes(bool v) {
+    _has_platform_or_app_classes = v;
+  }
+  bool has_platform_or_app_classes() { return _has_platform_or_app_classes; }
   virtual void populate(FileMapInfo* mapinfo, size_t alignment);
   virtual bool validate();
 };