Index: wp-includes/kses.php
===================================================================
--- wp-includes/kses.php	(revision 20449)
+++ wp-includes/kses.php	(working copy)
@@ -551,7 +551,6 @@
 	if ( empty( $allowed_protocols ) )
 		$allowed_protocols = wp_allowed_protocols();
 	$string = wp_kses_no_null($string);
-	$string = wp_kses_js_entities($string);
 	$string = wp_kses_normalize_entities($string);
 	$allowed_html_fixed = wp_kses_array_lc($allowed_html);
 	$string = wp_kses_hook($string, $allowed_html_fixed, $allowed_protocols); // WP changed the order of these funcs and added args to wp_kses_hook
@@ -1041,18 +1040,6 @@
 }
 
 /**
- * Removes the HTML JavaScript entities found in early versions of Netscape 4.
- *
- * @since 1.0.0
- *
- * @param string $string
- * @return string
- */
-function wp_kses_js_entities($string) {
-	return preg_replace('%&\s*\{[^}]*(\}\s*;?|$)%', '', $string);
-}
-
-/**
  * Handles parsing errors in wp_kses_hair().
  *
  * The general plan is to remove everything to and including some whitespace,