Add a test to execute the WebRTC PyAuto suite in Autotest.

Also make it a part of the regression suite.

BUG=chromium-os:35496
TEST=./run_remote_tests.sh --remote=scottz-mario1.cros  desktopui_WebRTC --use_emerged

Change-Id: I86677493ae2b10171402057969024f1597140298
Reviewed-on: https://gerrit.chromium.org/gerrit/36506
Tested-by: Scott Zawalski <scottz@chromium.org>
Reviewed-by: Chris Sosa <sosa@chromium.org>
Commit-Ready: Scott Zawalski <scottz@chromium.org>
Reviewed-by: Scott Zawalski <scottz@chromium.org>
2 files changed