Ticket #50585: 50585.diff

src/wp-includes/formatting.php

@@ -4411 +4411 @@
  * @param string   $url       The URL to be cleaned.
  * @param string[] $protocols Optional. An array of acceptable protocols.
  *                            Defaults to return value of wp_allowed_protocols().
- * @return string The cleaned URL.
+ * @return string The cleaned $url after the 'clean_url' filter is applied. An empty string is returned if $url specifies a protocol other than those in $protocols, or if $url contains an empty string.
  */
 function esc_url_raw( $url, $protocols = null ) {
         return esc_url( $url, $protocols, 'db' );