Ticket #33367: 33367.2.patch

src/wp-admin/js/customize-nav-menus.js

@@ -1871 +1871 @@
 
                                         control.isSorting = false;
 
+                                        // Prevent horizontal scroll position when done dragging to the left
+                                        control.find('.accordion-section-content.menu').scrollLeft( 0 );
+
                                         _.each( menuItemContainerIds, function( menuItemContainerId ) {
                                                 var menuItemId, menuItemControl, matches;
                                                 matches = menuItemContainerId.match( /^customize-control-nav_menu_item-(-?\d+)$/, '' );