Address the comment from 1367553002.
Address the comment from 1367553002.

Remove duplication introduced by
https://codereview.webrtc.org/1367553002

BUG=webrtc:5030
TBR=juberti@webrtc.org

Review URL: https://codereview.webrtc.org/1360203003 .

Cr-Original-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#10039}
Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: 53eee43e7873d5de2ae015b48c1c353dc0a32d92

sippet/webrtc,sippet/webrtc,sippet/webrtc,sippet/webrtc,sippet/webrtc,sippet/webrtc