Remove HttpStreamFactory's NPN/SPDY globals, except for spdy_enabled.

chrome/browser/net/preconnect.cc

Index: chrome/browser/net/preconnect.cc
diff --git a/chrome/browser/net/preconnect.cc b/chrome/browser/net/preconnect.cc
index ee0a6690c9191b9dc42c5017687c652259d18b34..987c091fd961d3dfd35a8ea9cb240097e60f8caf 100644
--- a/chrome/browser/net/preconnect.cc
+++ b/chrome/browser/net/preconnect.cc
@@ -107,8 +107,7 @@ void PreconnectOnIOThread(
   // Setup the SSL Configuration.
   net::SSLConfig ssl_config;
   session->ssl_config_service()->GetSSLConfig(&ssl_config);
-  if (session->http_stream_factory()->has_next_protos())
-    ssl_config.next_protos = session->http_stream_factory()->next_protos();
+  session->GetNextProtos(&ssl_config.next_protos);
 
   // All preconnects should perform EV certificate verification.
   ssl_config.verify_ev_cert = true;