[core] remove unused members of struct server

src/base.h

@@ -390,15 +390,9 @@ struct server {
 	uint32_t max_conns;
 
 	/* buffers */
-	buffer *parse_full_path;
-	buffer *response_header;
-	buffer *response_range;
 	buffer *tmp_buf;
-
 	buffer *tmp_chunk_len;
-
 	buffer *empty_string; /* is necessary for cond_match */
-
 	buffer *cond_check_buf;
 
 	/* caches */

src/server.c

@@ -232,10 +232,7 @@ static server *server_init(void) {
 #define CLEAN(x) \
 	srv->x = buffer_init();
 
-	CLEAN(response_header);
-	CLEAN(parse_full_path);
 	CLEAN(ts_date_str);
-	CLEAN(response_range);
 	CLEAN(tmp_buf);
 	srv->empty_string = buffer_init_string("");
 	CLEAN(cond_check_buf);
@@ -313,10 +310,7 @@ static void server_free(server *srv) {
 #define CLEAN(x) \
 	buffer_free(srv->x);
 
-	CLEAN(response_header);
-	CLEAN(parse_full_path);
 	CLEAN(ts_date_str);
-	CLEAN(response_range);
 	CLEAN(tmp_buf);
 	CLEAN(empty_string);
 	CLEAN(cond_check_buf);