Save pipelining capabilities for the most used hosts between sessions.

net/http/http_server_properties.h

 // Copyright (c) 2011 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 <map>
 #include <string>
 #include "base/basictypes.h"
 #include "net/base/host_port_pair.h"
 #include "net/base/net_export.h"
+#include "net/http/http_pipelined_host_capability.h"
 #include "net/spdy/spdy_framer.h"  // TODO(willchan): Reconsider this.
 
 namespace net {
 
 enum AlternateProtocol {
   NPN_SPDY_1 = 0,
   NPN_SPDY_2,
   NUM_ALTERNATE_PROTOCOLS,
   ALTERNATE_PROTOCOL_BROKEN,  // The alternate protocol is known to be broken.
   UNINITIALIZED_ALTERNATE_PROTOCOL,
 };
 
 struct NET_EXPORT PortAlternateProtocolPair {
   bool Equals(const PortAlternateProtocolPair& other) const {
     return port == other.port && protocol == other.protocol;
   }
 
   std::string ToString() const;
 
   uint16 port;
   AlternateProtocol protocol;
 };
 
 typedef std::map<HostPortPair, PortAlternateProtocolPair> AlternateProtocolMap;
 typedef std::map<HostPortPair, spdy::SpdySettings> SpdySettingsMap;
+typedef std::map<HostPortPair,
+        HttpPipelinedHostCapability> PipelineCapabilityMap;
 
 extern const char kAlternateProtocolHeader[];
 extern const char* const kAlternateProtocolStrings[NUM_ALTERNATE_PROTOCOLS];
 
 // The interface for setting/retrieving the HTTP server properties.
 // Currently, this class manages servers':
 // * SPDY support (based on NPN results)
 // * Alternate-Protocol support
 // * Spdy Settings (like CWND ID field)
 class NET_EXPORT HttpServerProperties {
@@ skipping 40 matching lines @@
   // persisted.
   virtual bool SetSpdySettings(const HostPortPair& host_port_pair,
                                const spdy::SpdySettings& settings) = 0;
 
   // Clears all spdy_settings.
   virtual void ClearSpdySettings() = 0;
 
   // Returns all persistent SpdySettings.
   virtual const SpdySettingsMap& spdy_settings_map() const = 0;
 
+  virtual HttpPipelinedHostCapability GetPipelineCapability(
+      const HostPortPair& origin) = 0;
+
+  virtual void SetPipelineCapability(
+      const HostPortPair& origin,
+      HttpPipelinedHostCapability capability) = 0;
+
+  virtual void ClearPipelineCapabilities() = 0;
+
+  virtual PipelineCapabilityMap GetPipelineCapabilityMap() const = 0;
+
  private:
   DISALLOW_COPY_AND_ASSIGN(HttpServerProperties);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_SERVER_PROPERTIES_H_