void JvmtiCurrentBreakpoints::gc_epilogue() {

  {- -------------------------------------------
  (1) _jvmti_breakpoints が NULL でなければ, 
      JvmtiBreakpoints::gc_epilogue() を呼び出すだけ.
      (NULL なら何もしない)
      ---------------------------------------- -}

      if (_jvmti_breakpoints != NULL) {
        _jvmti_breakpoints->gc_epilogue();
      }
    }