Mozilla-imported contain/contain-size-multicol-002.html now passes.

The bug got fixed, but I forgot to look for tests in this directory.

Bug: 863454
Change-Id: I8cb6659adcb119167c77492081af8270cd905de8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1547834
Reviewed-by: Emil A Eklund <eae@chromium.org>
Commit-Queue: Emil A Eklund <eae@chromium.org>
Cr-Commit-Position: refs/heads/master@{#646700}
2 files changed