Remove <(library) from gyp file.

This is a corresponding change from Chome.
Review URL: https://webrtc-codereview.appspot.com/1053004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@3389 4adac7df-926f-26a2-2b94-8c16560cd09d
1 file changed