Because the symbol ">" is interpreted as special command for output to file in bash commands. TBR= andresp@webrtc.org Review URL: https://webrtc-codereview.appspot.com/24929004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@7465 4adac7df-926f-26a2-2b94-8c16560cd09d