*** old/src/hotspot/share/runtime/thread.hpp	Fri May 31 08:53:38 2019
--- new/src/hotspot/share/runtime/thread.hpp	Fri May 31 08:53:37 2019

*** 1150,1159 ****
--- 1150,1164 ----
    jlong*    _jvmci_counters;
  
   public:
    static jlong* _jvmci_old_thread_counters;
    static void collect_counters(jlong* array, int length);
+ 
+   bool resize_counters(int current_size, int new_size);
+ 
+   static bool resize_all_jvmci_counters(int new_size);
+ 
   private:
  #endif // INCLUDE_JVMCI
  
    StackGuardState  _stack_guard_state;