--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/customize/class-wp-customize-new-menu-section.php	Mon Oct 14 17:39:30 2019 +0200
@@ -0,0 +1,60 @@
+<?php
+/**
+ * Customize API: WP_Customize_New_Menu_Section class
+ *
+ * @package WordPress
+ * @subpackage Customize
+ * @since 4.4.0
+ * @deprecated 4.9.0 This file is no longer used as of the menu creation UX introduced in #40104.
+ */
+
+/**
+ * Customize Menu Section Class
+ *
+ * @since 4.3.0
+ * @deprecated 4.9.0 This class is no longer used as of the menu creation UX introduced in #40104.
+ *
+ * @see WP_Customize_Section
+ */
+class WP_Customize_New_Menu_Section extends WP_Customize_Section {
+
+	/**
+	 * Control type.
+	 *
+	 * @since 4.3.0
+	 * @var string
+	 */
+	public $type = 'new_menu';
+
+	/**
+	 * Constructor.
+	 *
+	 * Any supplied $args override class property defaults.
+	 *
+	 * @since 4.9.0
+	 *
+	 * @param WP_Customize_Manager $manager Customizer bootstrap instance.
+	 * @param string               $id      An specific ID of the section.
+	 * @param array                $args    Section arguments.
+	 */
+	public function __construct( WP_Customize_Manager $manager, $id, array $args = array() ) {
+		_deprecated_file( basename( __FILE__ ), '4.9.0' ); // @todo Move this outside of class in 5.0, and remove its require_once() from class-wp-customize-section.php. See #42364.
+		parent::__construct( $manager, $id, $args );
+	}
+
+	/**
+	 * Render the section, and the controls that have been added to it.
+	 *
+	 * @since 4.3.0
+	 */
+	protected function render() {
+		?>
+		<li id="accordion-section-<?php echo esc_attr( $this->id ); ?>" class="accordion-section-new-menu">
+			<button type="button" class="button add-new-menu-item add-menu-toggle" aria-expanded="false">
+				<?php echo esc_html( $this->title ); ?>
+			</button>
+			<ul class="new-menu-section-content"></ul>
+		</li>
+		<?php
+	}
+}