Independently enable SPDY versions from field trial.

net/socket/next_proto.cc

 // Copyright 2014 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.
 
 #include "net/socket/next_proto.h"
 
 namespace net {
 
-NextProtoVector NextProtosHttpOnly() {
-  NextProtoVector next_protos;
-  next_protos.push_back(kProtoHTTP11);
-  return next_protos;
-}
-
 NextProtoVector NextProtosDefaults() {
   NextProtoVector next_protos;
   next_protos.push_back(kProtoHTTP11);
   next_protos.push_back(kProtoSPDY31);
   next_protos.push_back(kProtoSPDY4_14);
   next_protos.push_back(kProtoSPDY4);
   return next_protos;
 }
 
 NextProtoVector NextProtosWithSpdyAndQuic(bool spdy_enabled,
@@ skipping 11 matching lines @@
 }
 
 NextProtoVector NextProtosSpdy31() {
   NextProtoVector next_protos;
   next_protos.push_back(kProtoHTTP11);
   next_protos.push_back(kProtoQUIC1SPDY3);
   next_protos.push_back(kProtoSPDY31);
   return next_protos;
 }
 
-NextProtoVector NextProtosSpdy4Http2() {
-  NextProtoVector next_protos;
-  next_protos.push_back(kProtoHTTP11);
-  next_protos.push_back(kProtoQUIC1SPDY3);
-  next_protos.push_back(kProtoSPDY31);
-  next_protos.push_back(kProtoSPDY4_14);
-  next_protos.push_back(kProtoSPDY4);
-  return next_protos;
-}
-
 }  // namespace net