HttpServerProperties - Don't persist if SetSupportsSpdy is called with

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 <map>
 #include <string>
 #include "base/basictypes.h"
@@ skipping 208 matching lines @@
   // Gets a weak pointer for this object.
   virtual base::WeakPtr<HttpServerProperties> GetWeakPtr() = 0;
 
   // Deletes all data.
   virtual void Clear() = 0;
 
   // Returns true if |server| supports a network protocol which honors
   // request prioritization.
   virtual bool SupportsRequestPriority(const HostPortPair& server) = 0;
 
+  // Returns the value set by SetSupportsSpdy(). If not set, returns false.
+  virtual bool GetSupportsSpdy(const HostPortPair& server) = 0;
+
   // Add |server| into the persistent store. Should only be called from IO
   // thread.
   virtual void SetSupportsSpdy(const HostPortPair& server,
                                bool support_spdy) = 0;
 
   // Returns true if |server| has required HTTP/1.1 via HTTP/2 error code.
   virtual bool RequiresHTTP11(const HostPortPair& server) = 0;
 
   // Require HTTP/1.1 on subsequent connections.  Not persisted.
   virtual void SetHTTP11Required(const HostPortPair& server) = 0;
@@ skipping 88 matching lines @@
 
   virtual const ServerNetworkStatsMap& server_network_stats_map() const = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(HttpServerProperties);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_SERVER_PROPERTIES_H_