Ticket #34891: 34891.patch

src/wp-admin/includes/template.php

@@ -1945 +1945 @@
         // Remove empty items, remove duplicate items, and finally build a string.
         $class = implode( ' ', array_unique( array_filter( $classes ) ) );
 
-        if ( 'delete' === $type )
-                $class = 'button delete';
-
         $text = $text ? $text : __( 'Save Changes' );
 
         // Default the id attribute to $name unless an id was specifically provided in $other_attributes