restore empty lines

Author: wpjunior

src/ngx_http_vhost_traffic_status_shm.h

@@ -17,6 +17,8 @@ typedef struct {
     ngx_uint_t   filter_used_size;
     ngx_uint_t   filter_used_node;
 } ngx_http_vhost_traffic_status_shm_info_t;
+
+
 ngx_int_t ngx_http_vhost_traffic_status_shm_add_server(ngx_http_request_t *r);
 ngx_int_t ngx_http_vhost_traffic_status_shm_add_filter(ngx_http_request_t *r);
 ngx_int_t ngx_http_vhost_traffic_status_shm_add_upstream(ngx_http_request_t *r);