grpc_session_info_remove_np -  Discards session information.
  grpc_error_t grpc_session_info_remove_np(grpc_sessionid_t session_id)
  grpc_sessionid_t session_idThe grpc_session_info_remove_np() function discards the information on the specified session. If the value specified in session_id is -1, all of the session information is discarded.
This function is MT-safe.
If successful, GRPC_NO_ERROR is returned. In the case of an error, Error code is returned.
  GRPC_NOT_INITIALIZED  GRPC_INVALID_SESSION_ID  GRPC_OTHER_ERROR_CODE