public function register_settings() {
		// Register fields.
		$field_data = self::get_field_data();
		foreach ( $field_data as $field_id => $field ) {
			$this->fields[] = Carbon_Breadcrumb_Admin_Settings_Field::factory( $field['type'], 'carbon_breadcrumbs_' . $field_id, $field['title'], self::get_page_name() );
		}
	}