LayoutTests/fast/inline-block/nested-inline-block-with-fixed-width.html

<style>
.outer {
  font-family: Ahem;
  font-size: 10px;
  display:inline-block;
}

.inner {
  display:inline-block;
  width: 400px;
  max-width: 100%
}
</style>
<div class=outer><div class=inner>This content should not wrap</div></div>