docs: mw.widgets.CategorySelector: Fix example code

* jsduck was converting '#content' to a link, so switched that
  to 'body' instead
* Loading the required module so that the code can be copy pasted

Change-Id: I93148ff7480394c952b10db5a25004134fa07fe4

diff --git a/resources/src/mediawiki.widgets/mw.widgets.CategorySelector.js b/resources/src/mediawiki.widgets/mw.widgets.CategorySelector.js
index ffb7736..7fdef25 100644 (file)
--- a/resources/src/mediawiki.widgets/mw.widgets.CategorySelector.js
+++ b/resources/src/mediawiki.widgets/mw.widgets.CategorySelector.js
@@ -12,16 +12,18 @@
         * Category selector widget. Displays an OO.ui.CapsuleMultiselectWidget
         * and autocompletes with available categories.
         *
-        *     var selector = new mw.widgets.CategorySelector( {
-        *       searchTypes: [
-        *         mw.widgets.CategorySelector.SearchType.OpenSearch,
-        *         mw.widgets.CategorySelector.SearchType.InternalSearch
-        *       ]
-        *     } );
+        *     mw.loader.using( 'mediawiki.widgets.CategorySelector', function () {
+        *       var selector = new mw.widgets.CategorySelector( {
+        *         searchTypes: [
+        *           mw.widgets.CategorySelector.SearchType.OpenSearch,
+        *           mw.widgets.CategorySelector.SearchType.InternalSearch
+        *         ]
+        *       } );
         *
-        *     $( '#content' ).append( selector.$element );
+        *       $( 'body' ).append( selector.$element );
         *
-        *     selector.setSearchTypes( [ mw.widgets.CategorySelector.SearchType.SubCategories ] );
+        *       selector.setSearchTypes( [ mw.widgets.CategorySelector.SearchType.SubCategories ] );
+        *     } );
         *
         * @class mw.widgets.CategorySelector
         * @uses mw.Api