// data: URIs for red.gif, green.gif, circle.svg
$red = 'data:image/gif;base64,R0lGODlhAQABAIAAAP8AADAAACwAAAAAAQABAAACAkQBADs=';
$green = 'data:image/gif;base64,R0lGODlhAQABAIAAAACAADAAACwAAAAAAQABAAACAkQBADs=';
- $svg = 'data:image/svg+xml,%3C%3Fxml version=%221.0%22 encoding=%22UTF-8%22%3F%3E '
- . '%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%228%22 height='
- . '%228%22%3E %3Ccircle cx=%224%22 cy=%224%22 r=%222%22/%3E %3C/svg%3E';
+ $svg = 'data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%228'
+ . '%22 height=%228%22 viewBox=%220 0 8 8%22%3E %3Ccircle cx=%224%22 cy=%224%22 '
+ . 'r=%222%22/%3E %3Ca xmlns:xlink=%22http://www.w3.org/1999/xlink%22 xlink:title='
+ . '%22%3F%3E%22%3Etest%3C/a%3E %3C/svg%3E';
// phpcs:disable Generic.Files.LineLength
return [