chromium/third_party/blink/web_tests/fast/backgrounds/background-color-image-border-radius-bleed.html

<!doctype HTML>
<style>
#SPAN_1 {
    display: inline-block;
    height: 100px;
    width: 100px;
    background: rgb(0, 0, 0) url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAYAAABw4pVUAAAABmJLR0QA/wD/AP+gvaeTAAAACXBIWXMAAAsTAAALEwEAmpwYAAAAB3RJTUUH4AEdABsE69gYUwAAAB1pVFh0Q29tbWVudAAAAAAAQ3JlYXRlZCB3aXRoIEdJTVBkLmUHAAAAuElEQVR42u3d0QkAIAhAQY2Ga/+FbIX+NLi3QOBhn5VRp0JjWkYARECACAgQAQEiIEAERECACAgQAQEiIEAERECACAgQAQEiIEA0ot14dn4wn7IhriwBERAgAgJEQIAICBABERAgAgJEQIAICBABERAgAgJEQIAICBABERAgAgJEQIAICBABERAgeq7zJQff9dkQIAICRECACAgQAREQIAICRECACAgQAREQIAICRECACAgQARGQsV0ZVwURCcMfSQAAAABJRU5ErkJggg==");
    border-radius: 50% 50% 50% 50%;
}/*#SPAN_1*/
</style>
<span id="SPAN_1"></span>