--- a/src/hotspot/share/memory/metaspace.hpp	Thu Oct 17 20:27:44 2019 +0100
+++ b/src/hotspot/share/memory/metaspace.hpp	Thu Oct 17 20:53:35 2019 +0100
@@ -28,6 +28,8 @@
 #include "memory/memRegion.hpp"
 #include "memory/metaspaceChunkFreeListSummary.hpp"
 #include "memory/virtualspace.hpp"
+#include "memory/metaspace/metaspaceSizesSnapshot.hpp"
+#include "runtime/globals.hpp"
 #include "utilities/exceptions.hpp"
 
 // Metaspace
@@ -139,6 +141,8 @@
 
   static const MetaspaceTracer* _tracer;
 
+  static bool _initialized;
+
  public:
   static metaspace::VirtualSpaceList* space_list()       { return _space_list; }
   static metaspace::VirtualSpaceList* class_space_list() { return _class_space_list; }
@@ -224,6 +228,8 @@
     return mdType == ClassType && using_class_space();
   }
 
+  static bool initialized() { return _initialized; }
+
 };
 
 // Manages the metaspace portion belonging to a class loader
@@ -410,8 +416,8 @@
   static bool has_chunk_free_list(Metaspace::MetadataType mdtype);
   static MetaspaceChunkFreeListSummary chunk_free_list_summary(Metaspace::MetadataType mdtype);
 
-  // Print change in used metadata.
-  static void print_metaspace_change(size_t prev_metadata_used);
+  // Log change in used metadata.
+  static void print_metaspace_change(const metaspace::MetaspaceSizesSnapshot& pre_meta_values);
   static void print_on(outputStream * out);
 
   // Prints an ASCII representation of the given space.