HttpServerProperties - Don't persist if SetSupportsSpdy is called with

net/http/http_server_properties_impl.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_IMPL_H_
 #define NET_HTTP_HTTP_SERVER_PROPERTIES_IMPL_H_
 
 #include <deque>
 #include <map>
 #include <set>
@@ skipping 63 matching lines @@
   // exists.
   std::string GetCanonicalSuffix(const std::string& host);
 
   // -----------------------------
   // HttpServerProperties methods:
   // -----------------------------
 
   base::WeakPtr<HttpServerProperties> GetWeakPtr() override;
   void Clear() override;
   bool SupportsRequestPriority(const HostPortPair& server) override;
+  bool GetSupportsSpdy(const HostPortPair& server) override;
   void SetSupportsSpdy(const HostPortPair& server, bool support_spdy) override;
   bool RequiresHTTP11(const HostPortPair& server) override;
   void SetHTTP11Required(const HostPortPair& server) override;
   void MaybeForceHTTP11(const HostPortPair& server,
                         SSLConfig* ssl_config) override;
   AlternativeService GetAlternativeService(const HostPortPair& origin) override;
   void SetAlternativeService(const HostPortPair& origin,
                              const AlternativeService& alternative_service,
                              double alternative_probability) override;
   void MarkAlternativeServiceBroken(
@@ skipping 79 matching lines @@
   double alternative_service_probability_threshold_;
 
   base::WeakPtrFactory<HttpServerPropertiesImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpServerPropertiesImpl);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_SERVER_PROPERTIES_IMPL_H_