-// Look for the file in all theme_dirs until we find one;
-// that will be the permanent resolution of this file, whether
-// it is actually valid or not. Returns an empty string on error.
-std::string search_for_file(const std::string &filename);
-
-// Same, but exits on error.
-std::string search_for_file_or_die(const std::string &filename);
-