There's seems to be an issue with 0/0 on ARM, which I'll continue to investigate. For now, use NaN instead of computing it ourselves.
There's seems to be an issue with 0/0 on ARM, which I'll
continue to investigate. For now, use NaN instead of computing
it ourselves.

TBR=sgjesse@chromium.org
Review URL: http://codereview.chromium.org/160267

git-svn-id: b158db1e4b4ab85d4c9e510fdef4b1e8c614b15b@2552 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh