Add and persist a new field in AlternativeServiceInfo to list QUIC verisons advertised

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 15947b2a49e9dbb1bcbe1195953aa4d8587c37ea..a1289cae280ae14875a98cada08e1f21dec78642 100644
--- a/net/http/http_server_properties.cc
+++ b/net/http/http_server_properties.cc
@@ -7,6 +7,7 @@
 #include "base/logging.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/stringprintf.h"
+#include "net/http/http_network_session.h"
 #include "net/socket/ssl_client_socket.h"
 #include "net/ssl/ssl_config.h"
 
@@ -78,18 +79,40 @@ bool IsAlternateProtocolValid(NextProto protocol) {
   return false;
 }
 
+// static
+AlternativeServiceInfo
+AlternativeServiceInfo::CreateHttp2AlternativeServiceInfo(
+    const AlternativeService& alternative_service,
+    base::Time expiration) {
+  DCHECK_EQ(alternative_service.protocol, kProtoHTTP2);
+  return AlternativeServiceInfo(alternative_service, expiration,
+                                QuicVersionVector());
+}
+
+// static
+AlternativeServiceInfo AlternativeServiceInfo::CreateQuicAlternativeServiceInfo(
+    const AlternativeService& alternative_service,
+    base::Time expiration,
+    const QuicVersionVector& advertised_versions) {
+  DCHECK_EQ(alternative_service.protocol, kProtoQUIC);
+  return AlternativeServiceInfo(alternative_service, expiration,
+                                advertised_versions);
+}
+
 AlternativeServiceInfo::AlternativeServiceInfo() : alternative_service_() {}
 
+AlternativeServiceInfo::~AlternativeServiceInfo() {}
+
 AlternativeServiceInfo::AlternativeServiceInfo(
     const AlternativeService& alternative_service,
-    base::Time expiration)
-    : alternative_service_(alternative_service), expiration_(expiration) {}
-
-AlternativeServiceInfo::AlternativeServiceInfo(NextProto protocol,
-                                               const std::string& host,
-                                               uint16_t port,
-                                               base::Time expiration)
-    : alternative_service_(protocol, host, port), expiration_(expiration) {}
+    base::Time expiration,
+    const QuicVersionVector& advertised_versions)
+    : alternative_service_(alternative_service), expiration_(expiration) {
+  if (alternative_service_.protocol == kProtoQUIC) {
+    advertised_versions_ = advertised_versions;
+    std::sort(advertised_versions_.begin(), advertised_versions_.end());
+  }
+}
 
 AlternativeServiceInfo::AlternativeServiceInfo(
     const AlternativeServiceInfo& alternative_service_info) = default;