Revert of HttpServerProperties - Implement MRU for AlternateProtocolMap. Persist

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 171 matching lines @@
 base::Value* HttpStreamFactoryImpl::PipelineInfoToValue() const {
   return http_pipelined_host_pool_.PipelineInfoToValue();
 }
 
 const HostMappingRules* HttpStreamFactoryImpl::GetHostMappingRules() const {
   return session_->params().host_mapping_rules;
 }
 
 PortAlternateProtocolPair HttpStreamFactoryImpl::GetAlternateProtocolRequestFor(
     const GURL& original_url,
-    GURL* alternate_url) {
+    GURL* alternate_url) const {
   if (!use_alternate_protocols())
     return kNoAlternateProtocol;
 
   if (original_url.SchemeIs("ftp"))
     return kNoAlternateProtocol;
 
   HostPortPair origin = HostPortPair(original_url.HostNoBrackets(),
                                      original_url.EffectiveIntPort());
 
-  HttpServerProperties& http_server_properties =
+  const HttpServerProperties& http_server_properties =
       *session_->http_server_properties();
   if (!http_server_properties.HasAlternateProtocol(origin))
     return kNoAlternateProtocol;
 
   PortAlternateProtocolPair alternate =
       http_server_properties.GetAlternateProtocol(origin);
   if (alternate.protocol == ALTERNATE_PROTOCOL_BROKEN)
     return kNoAlternateProtocol;
 
   if (!IsAlternateProtocolValid(alternate.protocol)) {
@@ skipping 134 matching lines @@
        it != requests_to_fail.end(); ++it) {
     Request* request = *it;
     if (request == request_map_[job]) {
       continue;
     }
     request->OnStreamFailed(NULL, status, used_ssl_config);
   }
 }
 
 }  // namespace net