ABANDONED Handle multiple AlternateProtocols for each HostPortPair.

net/http/http_server_properties.cc

Index: net/http/http_server_properties.cc
diff --git a/net/http/http_server_properties.cc b/net/http/http_server_properties.cc
index 6b5f226cad0b185d3de64a58b61b024ad2456103..bdeb1bf0d20e9e580f463e963a0ca42c80cbac49 100644
--- a/net/http/http_server_properties.cc
+++ b/net/http/http_server_properties.cc
@@ -103,11 +103,21 @@ AlternateProtocol AlternateProtocolFromNextProto(NextProto next_proto) {
 
 std::string AlternateProtocolInfo::ToString() const {
   return base::StringPrintf("%d:%s p=%f%s", port,
-                            AlternateProtocolToString(protocol),
-                            probability,
+                            AlternateProtocolToString(protocol), probability,
                             is_broken ? " (broken)" : "");
 }
 
+std::string AlternateProtocolsToString(const AlternateProtocols& protocols) {
+  std::string output;
+  for (AlternateProtocols::const_iterator it = protocols.begin();
+       it != protocols.end(); ++it) {
+    if (!output.empty())
+      output.append("; ");
+    output.append(it->ToString());
+  }
+  return output;
+}
+
 // static
 void HttpServerProperties::ForceHTTP11(SSLConfig* ssl_config) {
   ssl_config->next_protos.clear();