Ticket #21749: 21749.patch

wp-includes/class-wp-theme.php

@@ -794 +794 @@
          * @return string URL to the stylesheet directory.
          */
         public function get_stylesheet_directory_uri() {
-                return $this->get_theme_root_uri() . '/' . $this->stylesheet;
+                return $this->get_theme_root_uri() . '/' . rawurlencode( $this->stylesheet );
         }
 
         /**
@@ -814 +814 @@
                 else
                         $theme_root_uri = $this->get_theme_root_uri();
 
-                return $theme_root_uri . '/' . $this->template;
+                return $theme_root_uri . '/' . rawurlencode( $this->template );
         }
 
         /**