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Test Info: Warnings

<!DOCTYPE html>
<body>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../resources/utils.js"></script>
<style>
#masked {
width: 0px;
height: 100px;
-webkit-mask-image: url(../resources/circle.svg);
mask-image: url(../resources/circle.svg);
}
</style>
<div id='masked'></div>
<script>
setup({"hide_test_state": true});
promise_test(async t => {
const onload = new Promise(r => window.addEventListener('load', r));
await onload;
return assertNoFirstContentfulPaint(t).then(() => {
document.getElementById('masked').style.width = '100px';
}).then(() => {
return assertFirstContentfulPaint(t);
});
}, 'Mask image triggers First Contentful Paint.');
</script>
</body>