Ticket #30409: 30409.diff

src/wp-content/themes/twentyfifteen/inc/customizer.php

@@ -28 +28 @@
         ) );
 
         $wp_customize->add_setting( 'color_scheme_css', array(
-                'default'           => '',
-                'sanitize_callback' => 'esc_html',
-                'transport'         => 'postMessage',
+                'default'   => '',
+                'transport' => 'postMessage',
         ) );
 
         $wp_customize->add_control( 'color_scheme', array(