Add IsAlternativeServiceBroken(), remove is_broken.

net/http/http_stream_factory_impl.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_stream_factory_impl.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/stl_util.h"
@@ skipping 172 matching lines @@
     return kNoAlternateProtocol;
 
   HostPortPair origin = HostPortPair::FromURL(original_url);
   HttpServerProperties& http_server_properties =
       *session_->http_server_properties();
   const AlternateProtocolInfo alternate =
       http_server_properties.GetAlternateProtocol(origin);
 
   if (alternate.protocol == UNINITIALIZED_ALTERNATE_PROTOCOL)
     return kNoAlternateProtocol;
-  if (alternate.is_broken) {
+  const AlternativeService alternative_service(alternate.protocol,
+                                               origin.host(), alternate.port);
+  if (http_server_properties.IsAlternativeServiceBroken(alternative_service)) {
     HistogramAlternateProtocolUsage(ALTERNATE_PROTOCOL_USAGE_BROKEN);
     return kNoAlternateProtocol;
   }
   if (!IsAlternateProtocolValid(alternate.protocol)) {
     NOTREACHED();
     return kNoAlternateProtocol;
   }
 
   // Some shared unix systems may have user home directories (like
   // http://foo.com/~mike) which allow users to emit headers.  This is a bad
@@ skipping 90 matching lines @@
   delete job;
 }
 
 void HttpStreamFactoryImpl::OnPreconnectsComplete(const Job* job) {
   preconnect_job_set_.erase(job);
   delete job;
   OnPreconnectsCompleteInternal();
 }
 
 }  // namespace net