Removing ERROR message for something that's expected to occur.
Removing ERROR message for something that's expected to occur.

This error occurred if you created a data channel before there's a data
m= section. But this is expected to happen, since creating a data
channel is how you get a data m= section in the first place.

BUG=chromium:579430
NOTRY=true
TBR=pthatcher@webrtc.org

Review-Url: https://codereview.webrtc.org/2396013002
Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#14537}

ShiftMediaProject/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,TimothyGu/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc