Introduce net::HttpServerPropertiesManager to manage server-specific properties.

net/http/http_network_session.h

Index: net/http/http_network_session.h
===================================================================
--- net/http/http_network_session.h	(revision 99284)
+++ net/http/http_network_session.h	(working copy)
@@ -38,6 +38,7 @@
 class NetLog;
 class NetworkDelegate;
 class ProxyService;
+class SpdyConfigService;
 class SSLConfigService;
 class SSLHostInfoFactory;
 
@@ -56,6 +57,7 @@
           dns_cert_checker(NULL),
           proxy_service(NULL),
           ssl_host_info_factory(NULL),
+          spdy_config_service(NULL),
           ssl_config_service(NULL),
           http_auth_handler_factory(NULL),
           network_delegate(NULL),
@@ -69,6 +71,7 @@
     DnsCertProvenanceChecker* dns_cert_checker;
     ProxyService* proxy_service;
     SSLHostInfoFactory* ssl_host_info_factory;
+    SpdyConfigService* spdy_config_service;
     SSLConfigService* ssl_config_service;
     HttpAuthHandlerFactory* http_auth_handler_factory;
     NetworkDelegate* network_delegate;
@@ -112,6 +115,7 @@
 
   CertVerifier* cert_verifier() { return cert_verifier_; }
   ProxyService* proxy_service() { return proxy_service_; }
+  SpdyConfigService* spdy_config_service() { return spdy_config_service_; }
   SSLConfigService* ssl_config_service() { return ssl_config_service_; }
   SpdySessionPool* spdy_session_pool() { return &spdy_session_pool_; }
   HttpAuthHandlerFactory* http_auth_handler_factory() {
@@ -153,6 +157,7 @@
 
   // Not const since it's modified by HttpNetworkSessionPeer for testing.
   ProxyService* proxy_service_;
+  const scoped_refptr<SpdyConfigService> spdy_config_service_;
   const scoped_refptr<SSLConfigService> ssl_config_service_;
 
   HttpAuthCache http_auth_cache_;