Remove the dependency on dxguid.lib.
It turns out we don't really need it and therefore can also get rid of the added lib directory.
Review URL: https://webrtc-codereview.appspot.com/1094015

git-svn-id: http://webrtc.googlecode.com/svn/trunk@3530 4adac7df-926f-26a2-2b94-8c16560cd09d
2 files changed