Move constant so it is not stripped out for TSAN bots.
Move constant so it is not stripped out for TSAN bots.

BUG=
R=henrike@webrtc.org, kjellander@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/22179004

Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: e9bfed0648656a22b41a9357e50a57d3c2d17e14

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