Introduce RequestWebSocketStream into HttpStreamFactory

net/http/http_network_transaction.cc

Index: net/http/http_network_transaction.cc
diff --git a/net/http/http_network_transaction.cc b/net/http/http_network_transaction.cc
index b74b6717407445ab5133878e0a08c7fc454478b2..fe50e1ab882d001b23123ff5a31a764f556204b9 100644
--- a/net/http/http_network_transaction.cc
+++ b/net/http/http_network_transaction.cc
@@ -425,6 +425,19 @@ void HttpNetworkTransaction::OnStreamReady(const SSLConfig& used_ssl_config,
   OnIOComplete(OK);
 }
 
+void HttpNetworkTransaction::OnSocketReady(const SSLConfig& used_ssl_config,
+                                           const ProxyInfo& used_proxy_info,
+                                           ClientSocketHandle* connection) {
+  NOTREACHED() << "This function should never be called.";
+}
+
+void HttpNetworkTransaction::OnSpdySessionReady(
+    const SSLConfig& used_ssl_config,
+    const ProxyInfo& used_proxy_info,
+    SpdySession* session) {
+  NOTREACHED() << "This function should never be called.";
+}
+
 void HttpNetworkTransaction::OnStreamFailed(int result,
                                             const SSLConfig& used_ssl_config) {
   DCHECK_EQ(STATE_CREATE_STREAM_COMPLETE, next_state_);