ext/session: remove session_adapt_url() function

This is unused and only exist for the deprecated (and dangerous) GET/POST session ID feature

UPGRADING.INTERNALS

@@ -99,6 +99,7 @@ PHP 8.6 INTERNALS UPGRADE NOTES
 
 - ext/session:
   . php_session_flush() now returns a bool rather than a zend_result.
+  . Removed session_adapt_url().
 
 - ext/standard:
   . _php_error_log() now has a formal return type of zend_result.

ext/session/php_session.h

@@ -248,8 +248,6 @@ PHPAPI zend_string *php_session_create_id(PS_CREATE_SID_ARGS);
 PHPAPI zend_result php_session_validate_sid(PS_VALIDATE_SID_ARGS);
 PHPAPI zend_result php_session_update_timestamp(PS_UPDATE_TIMESTAMP_ARGS);
 
-PHPAPI void session_adapt_url(const char *url, size_t url_len, char **new_url, size_t *new_len);
-
 PHPAPI zend_result php_session_destroy(void);
 PHPAPI void php_add_session_var(zend_string *name);
 PHPAPI zval *php_set_session_var(zend_string *name, zval *state_val, php_unserialize_data_t *var_hash);

ext/session/session.c

@@ -1756,17 +1756,6 @@ static bool php_session_reset(void)
 	return false;
 }
 
-
-/* This API is not used by any PHP modules including session currently.
-   session_adapt_url() may be used to set Session ID to target url without
-   starting "URL-Rewriter" output handler. */
-PHPAPI void session_adapt_url(const char *url, size_t url_len, char **new_url, size_t *new_len)
-{
-	if (APPLY_TRANS_SID && (PS(session_status) == php_session_active)) {
-		*new_url = php_url_scanner_adapt_single_url(url, url_len, ZSTR_VAL(PS(session_name)), ZSTR_VAL(PS(id)), new_len, true);
-	}
-}
-
 /* ********************************
    * Userspace exported functions *
    ******************************** */