SPDY - persist 300 most recently used servers that support SPDY to preferences file

chrome/browser/net/http_server_properties_manager.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 CHROME_BROWSER_NET_HTTP_SERVER_PROPERTIES_MANAGER_H_
 #define CHROME_BROWSER_NET_HTTP_SERVER_PROPERTIES_MANAGER_H_
 
 #include <string>
 #include <vector>
 #include "base/basictypes.h"
@@ skipping 71 matching lines @@
   // ----------------------------------
 
   // Gets a weak pointer for this object.
   virtual base::WeakPtr<net::HttpServerProperties> GetWeakPtr() OVERRIDE;
 
   // Deletes all data. Works asynchronously.
   virtual void Clear() OVERRIDE;
 
   // Returns true if |server| supports SPDY. Should only be called from IO
   // thread.
-  virtual bool SupportsSpdy(const net::HostPortPair& server) const OVERRIDE;
+  virtual bool SupportsSpdy(const net::HostPortPair& server) OVERRIDE;
 
   // Add |server| as the SPDY server which supports SPDY protocol into the
   // persisitent store. Should only be called from IO thread.
   virtual void SetSupportsSpdy(const net::HostPortPair& server,
                                bool support_spdy) OVERRIDE;
 
   // Returns true if |server| has an Alternate-Protocol header.
   virtual bool HasAlternateProtocol(const net::HostPortPair& server) OVERRIDE;
 
   // Returns the Alternate-Protocol and port for |server|.
@@ skipping 154 matching lines @@
       io_prefs_update_timer_;
 
   scoped_ptr<net::HttpServerPropertiesImpl> http_server_properties_impl_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpServerPropertiesManager);
 };
 
 }  // namespace chrome_browser_net
 
 #endif  // CHROME_BROWSER_NET_HTTP_SERVER_PROPERTIES_MANAGER_H_