void add_new_file_page ();
void add_file_page (ARDOUR::ExportProfileManager::FormatStatePtr format_state, ARDOUR::ExportProfileManager::FilenameStatePtr filename_state);
void add_new_file_page ();
void add_file_page (ARDOUR::ExportProfileManager::FormatStatePtr format_state, ARDOUR::ExportProfileManager::FilenameStatePtr filename_state);