MDL-51841 forms lib: Autocomplete fields work with spaces.

lib/amd/src/form-autocomplete.js

@@ -606,14 +606,14 @@ define(['jquery', 'core/log', 'core/str', 'core/templates', 'core/notification']
         });
         var selectionElement = $(document.getElementById(selectionId));
         // Handle clicks on the selected items (will unselect an item).
-        selectionElement.parent().on('click', '[role=listitem]', function(e) {
+        selectionElement.on('click', '[role=listitem]', function(e) {
             // Get the item that was clicked.
             var item = $(e.currentTarget);
             // Remove it from the selection.
             deselectItem(inputId, selectionId, item, originalSelect, multiple);
         });
         // Keyboard navigation for the selection list.
-        selectionElement.parent().on('keydown', function(e) {
+        selectionElement.on('keydown', function(e) {
             switch (e.keyCode) {
                 case KEYS.DOWN:
                     // Choose the next selection item.