Persist broken and recently-broken alt-svcs to prefs in HttpServerPropertiesManager

net/http/http_server_properties.h

 // 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.
 
 #ifndef NET_HTTP_HTTP_SERVER_PROPERTIES_H_
 #define NET_HTTP_HTTP_SERVER_PROPERTIES_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 85 matching lines @@
 
   bool operator!=(const AlternativeService& other) const {
     return !this->operator==(other);
   }
 
   bool operator<(const AlternativeService& other) const {
     return std::tie(protocol, host, port) <
            std::tie(other.protocol, other.host, other.port);
   }
 
+  // Output format: "protocol host:port", e.g. "h2 www.google.com:1234".
   std::string ToString() const;
 
   NextProto protocol;
   std::string host;
   uint16_t port;
 };
 
 NET_EXPORT_PRIVATE std::ostream& operator<<(
     std::ostream& os,
     const AlternativeService& alternative_service);
 
+struct AlternativeServiceHash {
+  size_t operator()(const net::AlternativeService& entry) const {
+    return entry.protocol ^ std::hash<std::string>()(entry.host) ^ entry.port;
+  }
+};
+
 class NET_EXPORT_PRIVATE AlternativeServiceInfo {
  public:
   AlternativeServiceInfo();
 
   AlternativeServiceInfo(const AlternativeService& alternative_service,
                          base::Time expiration);
 
   AlternativeServiceInfo(NextProto protocol,
                          const std::string& host,
                          uint16_t port,
@@ skipping 237 matching lines @@
   // Returns whether HttpServerProperties is initialized.
   virtual bool IsInitialized() const = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(HttpServerProperties);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_SERVER_PROPERTIES_H_