Initial implementation of CronetBidirectionalStream.

components/cronet/android/test/mock_cert_verifier.cc

Index: components/cronet/android/test/mock_cert_verifier.cc
diff --git a/components/cronet/android/test/mock_cert_verifier.cc b/components/cronet/android/test/mock_cert_verifier.cc
index 10089cdf6d275c9d594156a3ace1a48bafb8e9bb..0bb00c089148582475d8db0c363382b9090db4c3 100644
--- a/components/cronet/android/test/mock_cert_verifier.cc
+++ b/components/cronet/android/test/mock_cert_verifier.cc
@@ -74,6 +74,9 @@ static jlong CreateMockCertVerifier(JNIEnv* env,
                                          verify_result, net::OK);
   }
 
+  if (certs.empty())
+    mock_cert_verifier->set_default_result(net::OK);

[mef, 2015/12/08 02:42:30]

This will likely be unnecessary if we can run server on the device and use
regular test certs.

+
   return reinterpret_cast<jlong>(mock_cert_verifier);
 }