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

net/http/http_network_transaction.h

 // Copyright (c) 2012 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.
 
 #ifndef NET_HTTP_HTTP_NETWORK_TRANSACTION_H_
 #define NET_HTTP_HTTP_NETWORK_TRANSACTION_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 67 matching lines @@
   void SetBeforeNetworkStartCallback(
       const BeforeNetworkStartCallback& callback) override;
   void SetBeforeProxyHeadersSentCallback(
       const BeforeProxyHeadersSentCallback& callback) override;
   int ResumeNetworkStart() override;
 
   // HttpStreamRequest::Delegate methods:
   void OnStreamReady(const SSLConfig& used_ssl_config,
                      const ProxyInfo& used_proxy_info,
                      HttpStream* stream) override;
+  void OnBidirectionalStreamReady(const SSLConfig& used_ssl_config,
+                                  const ProxyInfo& used_proxy_info,
+                                  BidirectionalStream* stream) override;
   void OnWebSocketHandshakeStreamReady(
       const SSLConfig& used_ssl_config,
       const ProxyInfo& used_proxy_info,
       WebSocketHandshakeStreamBase* stream) override;
   void OnStreamFailed(int status,
                       const SSLConfig& used_ssl_config,
                       SSLFailureState ssl_failure_state) override;
   void OnCertificateError(int status,
                           const SSLConfig& used_ssl_config,
                           const SSLInfo& ssl_info) override;
@@ skipping 253 matching lines @@
   BeforeProxyHeadersSentCallback before_proxy_headers_sent_callback_;
 
   ConnectionAttempts connection_attempts_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpNetworkTransaction);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_NETWORK_TRANSACTION_H_