fast/overflow tests no longer triggers LayoutUnit asserts
fast/overflow tests no longer triggers LayoutUnit asserts

A couple of the fast/overflow tests used to trigger LayoutUnit overflow
asserts in RenderGeometryMap. This no longer appears to be the case.

R=leviw@chromium.org
BUG=

Review URL: https://codereview.chromium.org/27517005

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@159990 bbb929c8-8fbe-4397-9dbb-9b2b20218538

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