Update gyp file after libjingle roll.
Update gyp file after libjingle roll.

TBR=mallinath@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/2103004

Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: 492e3154003204882d26225344ede206a16f021c

sippet/talk,sippet/talk,sippet/talk,sippet/talk,sippet/talk