Trivial rename of non-compile time consts.
Trivial rename of non-compile time consts.

R=henrik.lundin@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/7669006

Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: f6a638e0012d3cf4b0d0193efcc30abc399970de

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