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This change matches the behavior of Edge, Firefox and the spec:
https://html.spec.whatwg.org/multipage/rendering.html#flow-content-3

Bug: 612424
Change-Id: Ib085301f732b259f2789d50b92aff9e12dcf4ae7
Reviewed-on: https://chromium-review.googlesource.com/1254724Reviewed-by: Rune Lillesveen <futhark@chromium.org>
Commit-Queue: Dominik Röttsches <drott@chromium.org>
Cr-Commit-Position: refs/heads/master@{#595815}