WordPress at a glance
function is not described

wp_theme_update_rows() WP 3.1.0

No Hooks.

Return

Nothing (null).

Usage

wp_theme_update_rows();

Code of wp theme update rows: wp-admin/includes/update.php VER 5.0.3

<?php
function wp_theme_update_rows() {
	if ( !current_user_can('update_themes' ) )
		return;

	$themes = get_site_transient( 'update_themes' );
	if ( isset($themes->response) && is_array($themes->response) ) {
		$themes = array_keys( $themes->response );

		foreach ( $themes as $theme ) {
			add_action( "after_theme_row_$theme", 'wp_theme_update_row', 10, 2 );
		}
	}
}