brandtr 955d7f19e8 Increase logging severity level for SW fallback.
This will help debugging issues with the fallback, in cases where
only LS_WARNING logs are available.

BUG=none

Review-Url: https://codereview.webrtc.org/3007523002
Cr-Commit-Position: refs/heads/master@{#19488}
2017-08-24 12:19:57 +00:00
..