Added a net::BidirectionalStream to expose a bidirectional streaming interface

net/http/bidirectional_stream_job.cc

Index: net/http/bidirectional_stream_job.cc
diff --git a/net/http/bidirectional_stream_job.cc b/net/http/bidirectional_stream_job.cc
new file mode 100644
index 0000000000000000000000000000000000000000..3c307536f943cc2258830b21093930261a85b87d
--- /dev/null
+++ b/net/http/bidirectional_stream_job.cc
@@ -0,0 +1,17 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "net/http/bidirectional_stream_job.h"
+
+namespace net {
+
+BidirectionalStreamJob::Delegate::Delegate() {}
+
+BidirectionalStreamJob::Delegate::~Delegate() {}
+
+BidirectionalStreamJob::BidirectionalStreamJob() {}
+
+BidirectionalStreamJob::~BidirectionalStreamJob() {}
+
+}  // namespace net