Adding tests for RTCQuicStream.

Bug: 874296
Change-Id: I33e79a0641e38b420a23d0ff42933cd26bc0b368
Reviewed-on: https://chromium-review.googlesource.com/c/1341153
Commit-Queue: Seth Hampson <shampson@chromium.org>
Reviewed-by: Steve Anton <steveanton@chromium.org>
Cr-Commit-Position: refs/heads/master@{#611242}
3 files changed