Revert of HttpServerProperties - Implement MRU for AlternateProtocolMap. Persist

net/http/http_stream_factory_impl.cc

Index: net/http/http_stream_factory_impl.cc
diff --git a/net/http/http_stream_factory_impl.cc b/net/http/http_stream_factory_impl.cc
index 991e469c77ccf5dd367b36e25845aa865c36289b..81dcec0e56c0c63ae087448abe53fa848138f6bc 100644
--- a/net/http/http_stream_factory_impl.cc
+++ b/net/http/http_stream_factory_impl.cc
@@ -189,7 +189,7 @@
 
 PortAlternateProtocolPair HttpStreamFactoryImpl::GetAlternateProtocolRequestFor(
     const GURL& original_url,
-    GURL* alternate_url) {
+    GURL* alternate_url) const {
   if (!use_alternate_protocols())
     return kNoAlternateProtocol;
 
@@ -199,7 +199,7 @@
   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;