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

net/url_request/url_request_context.h

Index: net/url_request/url_request_context.h
===================================================================
--- net/url_request/url_request_context.h	(revision 99284)
+++ net/url_request/url_request_context.h	(working copy)
@@ -20,6 +20,7 @@
 #include "net/base/ssl_config_service.h"
 #include "net/base/transport_security_state.h"
 #include "net/ftp/ftp_auth_cache.h"
+#include "net/spdy/spdy_config_service.h"
 
 namespace net {
 class CertVerifier;
@@ -107,6 +108,14 @@
     proxy_service_ = proxy_service;
   }
 
+  // Get the spdy config service for this context.
+  SpdyConfigService* spdy_config_service() const {
+    return spdy_config_service_;
+  }
+  void set_spdy_config_service(SpdyConfigService* service) {
+    spdy_config_service_ = service;
+  }
+
   // Get the ssl config service for this context.
   SSLConfigService* ssl_config_service() const { return ssl_config_service_; }
   void set_ssl_config_service(SSLConfigService* service) {
@@ -211,6 +220,7 @@
   DnsCertProvenanceChecker* dns_cert_checker_;
   HttpAuthHandlerFactory* http_auth_handler_factory_;
   ProxyService* proxy_service_;
+  scoped_refptr<SpdyConfigService> spdy_config_service_;
   scoped_refptr<SSLConfigService> ssl_config_service_;
   NetworkDelegate* network_delegate_;
   scoped_refptr<CookieStore> cookie_store_;