Ticket #26061: 26061.patch

src/wp-includes/js/customize-base.js

@@ -176 +176 @@
                         to = this.validate( to );
 
                         // Bail if the sanitized value is null or unchanged.
-                        if ( null === to || this._value === to )
+                        if ( null === to || _.isEqual( from, to ) ) {
                                 return this;
+                        }
 
                         this._value = to;
 

src/wp-includes/script-loader.php

@@ -360 +360 @@
 
         $scripts->add( 'hoverIntent', "/wp-includes/js/hoverIntent$suffix.js", array('jquery'), 'r7', 1 );
 
-        $scripts->add( 'customize-base',     "/wp-includes/js/customize-base$suffix.js",     array( 'jquery', 'json2' ), false, 1 );
+        $scripts->add( 'customize-base',     "/wp-includes/js/customize-base$suffix.js",     array( 'jquery', 'json2', 'underscore' ), false, 1 );
         $scripts->add( 'customize-loader',   "/wp-includes/js/customize-loader$suffix.js",   array( 'customize-base' ), false, 1 );
         $scripts->add( 'customize-preview',  "/wp-includes/js/customize-preview$suffix.js",  array( 'customize-base' ), false, 1 );
         $scripts->add( 'customize-controls', "/wp-admin/js/customize-controls$suffix.js", array( 'customize-base' ), false, 1 );