private:
  TP_Optimizer optimizer_;
  std::string device_type_;
  void* c_optimizer_;
};

// Registration function to register a CGraphOptimizer along with plugin configs
// and device type.
void CGraphOptimizerRegister(
    const PluginGraphOptimizerRegistry::Creator& creator,
    const TP_OptimizerConfigs tp_configs, const char* device_type);

}  // namespace grappler
}  // namespace tensorflow

    configs.toggle_config[#optimizer] = RewriterConfig::OFF; \
  else                                                       \
    configs.toggle_config[#optimizer] = RewriterConfig::ON;

void CGraphOptimizerRegister(
    const PluginGraphOptimizerRegistry::Creator& creator,
    const TP_OptimizerConfigs tp_configs, const char* device_type) {
  ConfigList configs;
  // disable_model_pruning is turned off by default.