Customize: Prevent wide widgets from being displayed as wide when Customizer is displayed in mobile breakpoint.

Fixes #41624.

Built from https://develop.svn.wordpress.org/trunk@41247


git-svn-id: http://core.svn.wordpress.org/trunk@41087 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/js/customize-widgets.js

@@ -593,7 +593,7 @@
 			var self = this, $widgetInside, $widgetForm, $customizeSidebar,
 				$themeControlsContainer, positionWidget;
 
-			if ( ! this.params.is_wide ) {
+			if ( ! this.params.is_wide || $( window ).width() <= 640 /* max-width breakpoint in customize-controls.css */ ) {
 				return;
 			}
 

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.9-alpha-41246';
+$wp_version = '4.9-alpha-41247';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.