LayoutTests/fast/inline/range-replace-partial-layout-invalidation.html

<style>
div {
  width: 100px;
}
</style>
<div id=focus_this>this is some text and should not ASSERT when focused</div>
<script>
document.body.offsetHeight;
focus_this.innerHTML = "this is some text and should not ASSERT focused";
</script>