--- old/src/share/vm/classfile/systemDictionary.hpp	2019-02-15 19:02:23.143332862 +0300
+++ new/src/share/vm/classfile/systemDictionary.hpp	2019-02-15 19:02:23.047336220 +0300
@@ -77,7 +77,6 @@
 template <MEMFLAGS F> class HashtableBucket;
 class ResolutionErrorTable;
 class SymbolPropertyTable;
-class Ticks;
 
 // Certain classes are preloaded, such as java.lang.Object and java.lang.String.
 // They are all "well-known", in the sense that no class loader is allowed
@@ -654,9 +653,6 @@
   // Setup link to hierarchy
   static void add_to_hierarchy(instanceKlassHandle k, TRAPS);
 
-  // event based tracing
-  static void post_class_load_event(const Ticks& start_time, instanceKlassHandle k,
-                                    Handle initiating_loader);
   // We pass in the hashtable index so we can calculate it outside of
   // the SystemDictionary_lock.