Customizer: Add label for menu names when editing a menu.

Props celloexpressions.
Fixes #32726.



git-svn-id: https://develop.svn.wordpress.org/trunk@33346 602fd350-edb4-49c9-b593-d223f7449a82

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

@@ -705,7 +705,7 @@
 					params: {
 						type: 'nav_menu_name',
 						content: '<li id="customize-control-' + section.id.replace( '[', '-' ).replace( ']', '' ) + '-name" class="customize-control customize-control-nav_menu_name"></li>', // @todo core should do this for us; see #30741
-						label: '',
+						label: api.Menus.data.l10n.menuNameLabel,
 						active: true,
 						section: section.id,
 						priority: 0,

src/wp-includes/class-wp-customize-control.php

@@ -1880,6 +1880,9 @@ class WP_Customize_Nav_Menu_Name_Control extends WP_Customize_Control {
 	protected function content_template() {
 		?>
 		<label>
+			<# if ( data.label ) { #>
+				<span class="customize-control-title screen-reader-text">{{ data.label }}</span>
+			<# } #>
 			<input type="text" class="menu-name-field live-update-section-title" />
 		</label>
 		<?php

src/wp-includes/class-wp-customize-nav-menus.php

@@ -315,6 +315,7 @@ final class WP_Customize_Nav_Menus {
 				'custom_label'      => __( 'Custom Link' ),
 				/* translators: %s: Current menu location */
 				'menuLocation'      => __( '(Currently set to: %s)' ),
+				'menuNameLabel'     => __( 'Menu Name' ),
 				'itemAdded'         => __( 'Menu item added' ),
 				'itemDeleted'       => __( 'Menu item deleted' ),
 				'menuAdded'         => __( 'Menu created' ),