--- taxonomy.php (working copy)
+++ taxonomy.php (latest)
@@ -1555,31 +1555,6 @@
 
 	$query = "SELECT $fields FROM $wpdb->terms AS t $join WHERE $where $orderby $order $limits";
 
-	// $args can be whatever, only use the args defined in defaults to compute the key
-	$filter_key = ( has_filter('list_terms_exclusions') ) ? serialize($GLOBALS['wp_filter']['list_terms_exclusions']) : '';
-	$key = md5( $query . $filter_key );
-	$last_changed = wp_cache_get( 'last_changed', 'terms' );
-	if ( ! $last_changed ) {
-		$last_changed = microtime();
-		wp_cache_set( 'last_changed', $last_changed, 'terms' );
-	}
-	$cache_key = "get_terms:$key:$last_changed";
-	$cache = wp_cache_get( $cache_key, 'terms' );
-	if ( false !== $cache ) {
-
-		/**
-		 * Filter the given taxonomy's terms cache.
-		 *
-		 * @since 2.3.0
-		 *
-		 * @param array        $cache      Cached array of terms for the given taxonomy.
-		 * @param string|array $taxonomies A taxonomy or array of taxonomies.
-		 * @param array        $args       An array of arguments to get terms.
-		 */
-		$cache = apply_filters( 'get_terms', $cache, $taxonomies, $args );
-		return $cache;
-	}
-
 	if ( 'count' == $_fields ) {
 		$term_count = $wpdb->get_var($query);
 		return $term_count;