LayoutTests/fast/layoutformattingcontext/line-heigt-when-text-is-inside-inline-container.html

<!-- webkit-test-runner [ LayoutFormattingContextEnabled=true LayoutFormattingContextIntegrationEnabled=false ] -->
<style>
div {
    color: green;
    background-color: green;
    position: absolute;
}

span {
    font-size: 10px;
    font-family: Ahem;
}
</style>
<div><span>text content</span></div>