Implement QUIC-based net::BidirectionalStream

net/quic/quic_stream_factory.h

Index: net/quic/quic_stream_factory.h
diff --git a/net/quic/quic_stream_factory.h b/net/quic/quic_stream_factory.h
index 919f9ea784f3a86fe6a7ecb8ee791141866dc51c..2aacae44a1f33fe9eb26ab708303553283f14c94 100644
--- a/net/quic/quic_stream_factory.h
+++ b/net/quic/quic_stream_factory.h
@@ -24,7 +24,9 @@
 #include "net/base/network_change_notifier.h"
 #include "net/cert/cert_database.h"
 #include "net/http/http_server_properties.h"
+#include "net/http/http_stream_factory.h"
 #include "net/log/net_log.h"
+#include "net/net_features.h"
 #include "net/proxy/proxy_server.h"
 #include "net/quic/network_connection.h"
 #include "net/quic/quic_chromium_client_session.h"
@@ -55,6 +57,7 @@ class QuicServerInfoFactory;
 class QuicStreamFactory;
 class SocketPerformanceWatcherFactory;
 class TransportSecurityState;
+class BidirectionalStreamJob;
 
 namespace test {
 class QuicStreamFactoryPeer;
@@ -89,7 +92,12 @@ class NET_EXPORT_PRIVATE QuicStreamRequest {
 
   scoped_ptr<QuicHttpStream> ReleaseStream();

[Ryan Hamilton, 2016/03/07 20:12:37]

nit: Now that these don't simply release an existing stream, but create a new
one one the fly, this should probably be renamed CreateStream. (Same below).

[xunjieli, 2016/03/08 15:39:32]

Done.

 
-  void set_stream(scoped_ptr<QuicHttpStream> stream);
+#if BUILDFLAG(ENABLE_BIDIRECTIONAL_STREAM)
+  scoped_ptr<BidirectionalStreamJob> ReleaseBidirectionalStreamJob();
+#endif
+
+  // Sets |session_|.
+  void SetSession(QuicChromiumClientSession* session);
 
   const std::string& origin_host() const { return origin_host_; }
 
@@ -105,7 +113,7 @@ class NET_EXPORT_PRIVATE QuicStreamRequest {
   PrivacyMode privacy_mode_;
   BoundNetLog net_log_;
   CompletionCallback callback_;
-  scoped_ptr<QuicHttpStream> stream_;
+  base::WeakPtr<QuicChromiumClientSession> session_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicStreamRequest);
 };