message: Keep silent when close the connection
diff: @@ -1264,9 +1264,10 @@ static PHP_METHOD(swoole_http_response, push)
  static PHP_METHOD(swoole_http_response, close)
  {
  - http_context *ctx = php_swoole_http_response_get_and_check_context(ZEND_THIS);
  + http_context *ctx = php_swoole_http_response_get_context(ZEND_THIS);
  if (UNEXPECTED(!ctx))
  {
  + SwooleG.error = SW_ERROR_SESSION_CLOSED;
  RETURN_FALSE;
  }
  RETURN_BOOL(ctx->close(ctx));
  