WebRtcBrowserTest with VP8 and VP9. WebRtcTestBase::NegotiateCall specifying video codec.

chrome/test/data/webrtc/test_functions.js

Index: chrome/test/data/webrtc/test_functions.js
diff --git a/chrome/test/data/webrtc/test_functions.js b/chrome/test/data/webrtc/test_functions.js
index 1c102b8b113c16e95debcd313b3b40cb031f015a..e67c2f479c9430e28516af2f1f6fdf50f8737489 100644
--- a/chrome/test/data/webrtc/test_functions.js
+++ b/chrome/test/data/webrtc/test_functions.js
@@ -47,3 +47,11 @@ function failTest(reason) {
   returnToTest('Test failed: ' + error.stack);
   return error;
 }
+
+function success(method) {
+  debug(method + '(): success.');
+}
+
+function failure(method, error) {
+  throw failTest(method + '() failed: ' + JSON.stringify(error));
+}