Add metrics to track HTTP/0.9 usage for main frames and subresources

net/http/http_basic_stream.cc

 // Copyright (c) 2012 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/http/http_basic_stream.h"
 
 #include <memory>
 
 #include "net/http/http_request_info.h"
 #include "net/http/http_response_body_drainer.h"
@@ skipping 106 matching lines @@
   return parser()->GetSignedEKMForTokenBinding(key, out);
 }
 
 void HttpBasicStream::Drain(HttpNetworkSession* session) {
   HttpResponseBodyDrainer* drainer = new HttpResponseBodyDrainer(this);
   drainer->Start(session);
   // |drainer| will delete itself.
 }
 
 void HttpBasicStream::PopulateNetErrorDetails(NetErrorDetails* details) {
-  details->connection_info = HttpResponseInfo::CONNECTION_INFO_HTTP1;
+  // TODO(mmenke):  Consumers don't actually care about HTTP version, but seems
+  // like the right version should be reported, if headers were received.
+  details->connection_info = HttpResponseInfo::CONNECTION_INFO_HTTP1_1;
   return;
 }
 
 void HttpBasicStream::SetPriority(RequestPriority priority) {
   // TODO(akalin): Plumb this through to |connection_|.
 }
 
 }  // namespace net