Remove winapi subdirs here, too.
Remove winapi subdirs here, too.

JSchwehn/walk,CodyGuo/win,Skarm/walk,Skarm/walk,tajtiattila/walk,hawkchch/walk,dayed/walk,jtwatson/win,antonlahti/go-winapi,jtwatson/walk,henrylee2cn/walk,ssoor/winapi,CodyGuo/walk