WP_Theme_JSON::get_name_from_defaults() WordPress Method

	protected function get_name_from_defaults( $slug, $base_path ) {
		$path            = array_merge( $base_path, array( 'default' ) );
		$default_content = _wp_array_get( $this->theme_json, $path, null );
		if ( ! $default_content ) {
			return null;
		}
		foreach ( $default_content as $item ) {
			if ( $slug === $item['slug'] ) {
				return $item['name'];
			}
		}
		return null;
	}