#56713, theme settings is not not called, patch by oscnet

modules/system.module

@@ -1028,6 +1028,7 @@ function system_site_settings($module = NULL) {
  * Menu callback; display theme configuration for entire site and individual themes.
  */
 function system_theme_settings($key = '') {
+  init_theme();
   $directory_path = file_directory_path();
   file_check_directory($directory_path, FILE_CREATE_DIRECTORY, 'file_directory_path');
 

modules/system/system.module

@@ -1028,6 +1028,7 @@ function system_site_settings($module = NULL) {
  * Menu callback; display theme configuration for entire site and individual themes.
  */
 function system_theme_settings($key = '') {
+  init_theme();
   $directory_path = file_directory_path();
   file_check_directory($directory_path, FILE_CREATE_DIRECTORY, 'file_directory_path');