Slow start pipelining.

net/http/http_stream_factory_impl_job.cc

 // Copyright (c) 2011 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_stream_factory_impl_job.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "base/string_util.h"
@@ skipping 1119 matching lines @@
 
 bool HttpStreamFactoryImpl::Job::IsPreconnecting() const {
   DCHECK_GE(num_streams_, 0);
   return num_streams_ > 0;
 }
 
 bool HttpStreamFactoryImpl::Job::IsOrphaned() const {
   return !IsPreconnecting() && !request_;
 }
 
-bool HttpStreamFactoryImpl::Job::IsRequestEligibleForPipelining() const {
+bool HttpStreamFactoryImpl::Job::IsRequestEligibleForPipelining() {
   if (!HttpStreamFactory::http_pipelining_enabled()) {
     return false;
   }
   if (IsPreconnecting() || !request_) {
     return false;
   }
   if (using_ssl_) {
     return false;
   }
-  return request_info_.method == "GET" || request_info_.method == "HEAD";
+  if (request_info_.method != "GET" && request_info_.method != "HEAD") {
+    return false;
+  }
+  return stream_factory_->http_pipelined_host_pool_.IsHostEligibleForPipelining(
+      origin_);
 }
 
 }  // namespace net