- Apparently the build bot uses an older version of XCode which warns about conversions and the newest version does not.  I hope this fixes the build but I cann't be sure on my system.

        * kjs/DateMath.cpp:
        (KJS::msToYear):
        (KJS::dayInYear):
        (KJS::dateToDayInYear):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@16786 268f45cc-cd09-0410-ab3c-d52691b4dbfc