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

net/http/http_network_transaction_unittest.cc

 // Copyright 2013 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/http_network_transaction.h"
 
 #include <math.h>  // ceil
 #include <stdarg.h>
 #include <stdint.h>
 
@@ skipping 13520 matching lines @@
                                    RequestPriority priority,
                                    const SSLConfig& server_ssl_config,
                                    const SSLConfig& proxy_ssl_config,
                                    HttpStreamRequest::Delegate* delegate,
                                    const BoundNetLog& net_log) override {
     FakeStreamRequest* fake_request = new FakeStreamRequest(priority, delegate);
     last_stream_request_ = fake_request->AsWeakPtr();
     return fake_request;
   }
 
+  HttpStreamRequest* RequestBidirectionalStream(
+      const HttpRequestInfo& info,
+      RequestPriority priority,
+      const SSLConfig& server_ssl_config,
+      const SSLConfig& proxy_ssl_config,
+      HttpStreamRequest::Delegate* delegate,
+      const BoundNetLog& net_log) override {
+    NOTREACHED();
+    return nullptr;
+  }
+
   HttpStreamRequest* RequestWebSocketHandshakeStream(
       const HttpRequestInfo& info,
       RequestPriority priority,
       const SSLConfig& server_ssl_config,
       const SSLConfig& proxy_ssl_config,
       HttpStreamRequest::Delegate* delegate,
       WebSocketHandshakeStreamBase::CreateHelper* create_helper,
       const BoundNetLog& net_log) override {
     FakeStreamRequest* fake_request =
         new FakeStreamRequest(priority, delegate, create_helper);
@@ skipping 1220 matching lines @@
   std::string response_data;
   EXPECT_EQ(OK, ReadTransaction(trans.get(), &response_data));
 
   EXPECT_EQ(CountWriteBytes(data_writes, arraysize(data_writes)),
             trans->GetTotalSentBytes());
   EXPECT_EQ(CountReadBytes(data_reads, arraysize(data_reads)),
             trans->GetTotalReceivedBytes());
 }
 
 }  // namespace net