![Joachim Bauch](/assets/img/avatar_default.png)
https://crrev.com/7c4e7458b5ce99c13a75d5be7d718ef94e2f8f9f added support to pass a list of urls for IceServer configurations. This CL fixes a potential crash when empty urls are passed. BUG=2096 R=tommi@webrtc.org Review URL: https://webrtc-codereview.appspot.com/51969004 Cr-Commit-Position: refs/heads/master@{#9334}