Summary:
If we have a fractional measure output which matches the subpixel rounding factor, we still should round both dimension into the same direction.
Fixesfacebook/yoga#580.
Closes https://github.com/facebook/yoga/pull/583
Reviewed By: marco-cova
Differential Revision: D5274212
Pulled By: emilsjolander
fbshipit-source-id: 1febf9194210437ab77f91319d10d4da9b284b79