Revert of Implement QUIC-based net::BidirectionalStream

net/http/http_stream_factory_impl.cc

Index: net/http/http_stream_factory_impl.cc
diff --git a/net/http/http_stream_factory_impl.cc b/net/http/http_stream_factory_impl.cc
index 28fa8aa57c29814275666e1824debdb88f3a32ff..06a5c0b6835797b9ee082764a10615d2e1e1b469 100644
--- a/net/http/http_stream_factory_impl.cc
+++ b/net/http/http_stream_factory_impl.cc
@@ -54,9 +54,13 @@
     HttpStreamRequest::Delegate* delegate,
     const BoundNetLog& net_log) {
   DCHECK(!for_websockets_);
-  return RequestStreamInternal(request_info, priority, server_ssl_config,
-                               proxy_ssl_config, delegate, nullptr,
-                               HttpStreamRequest::HTTP_STREAM, net_log);
+  return RequestStreamInternal(request_info,
+                               priority,
+                               server_ssl_config,
+                               proxy_ssl_config,
+                               delegate,
+                               NULL,
+                               net_log);
 }
 
 HttpStreamRequest* HttpStreamFactoryImpl::RequestWebSocketHandshakeStream(
@@ -69,9 +73,13 @@
     const BoundNetLog& net_log) {
   DCHECK(for_websockets_);
   DCHECK(create_helper);
-  return RequestStreamInternal(request_info, priority, server_ssl_config,
-                               proxy_ssl_config, delegate, create_helper,
-                               HttpStreamRequest::HTTP_STREAM, net_log);
+  return RequestStreamInternal(request_info,
+                               priority,
+                               server_ssl_config,
+                               proxy_ssl_config,
+                               delegate,
+                               create_helper,
+                               net_log);
 }
 
 HttpStreamRequest* HttpStreamFactoryImpl::RequestBidirectionalStreamJob(
@@ -84,9 +92,24 @@
   DCHECK(!for_websockets_);
   DCHECK(request_info.url.SchemeIs(url::kHttpsScheme));
 
-  return RequestStreamInternal(
-      request_info, priority, server_ssl_config, proxy_ssl_config, delegate,
-      nullptr, HttpStreamRequest::BIDIRECTIONAL_STREAM, net_log);
+// TODO(xunjieli): Create QUIC's version of BidirectionalStreamJob.
+#if BUILDFLAG(ENABLE_BIDIRECTIONAL_STREAM)
+  HostPortPair server = HostPortPair::FromURL(request_info.url);
+  GURL origin_url = ApplyHostMappingRules(request_info.url, &server);
+  Request* request =
+      new Request(request_info.url, this, delegate, nullptr, net_log,
+                  Request::BIDIRECTIONAL_STREAM_SPDY_JOB);
+  Job* job = new Job(this, session_, request_info, priority, server_ssl_config,
+                     proxy_ssl_config, server, origin_url, net_log.net_log());
+  request->AttachJob(job);
+
+  job->Start(request);
+  return request;
+
+#else
+  DCHECK(false);
+  return nullptr;
+#endif
 }
 
 HttpStreamRequest* HttpStreamFactoryImpl::RequestStreamInternal(
@@ -97,11 +120,10 @@
     HttpStreamRequest::Delegate* delegate,
     WebSocketHandshakeStreamBase::CreateHelper*
         websocket_handshake_stream_create_helper,
-    HttpStreamRequest::StreamType stream_type,
     const BoundNetLog& net_log) {
   Request* request = new Request(request_info.url, this, delegate,
                                  websocket_handshake_stream_create_helper,
-                                 net_log, stream_type);
+                                 net_log, Request::HTTP_STREAM);
   HostPortPair server = HostPortPair::FromURL(request_info.url);
   GURL origin_url = ApplyHostMappingRules(request_info.url, &server);
 
@@ -316,8 +338,7 @@
       // TODO(ricea): Restore this code path when WebSocket over SPDY
       // implementation is ready.
       NOTREACHED();
-    } else if (request->stream_type() ==
-               HttpStreamRequest::BIDIRECTIONAL_STREAM) {
+    } else if (request->for_bidirectional()) {
 #if BUILDFLAG(ENABLE_BIDIRECTIONAL_STREAM)
       request->OnBidirectionalStreamJobReady(
           nullptr, used_ssl_config, used_proxy_info,