HttpServerProperties - Don't persist if SetSupportsSpdy is called with

net/http/http_server_properties_impl.cc

Index: net/http/http_server_properties_impl.cc
diff --git a/net/http/http_server_properties_impl.cc b/net/http/http_server_properties_impl.cc
index bbf30c8b2f31f330611d66199ee191fa77816568..4e6eeec8259f45c4ad376676f55312255e8045fa 100644
--- a/net/http/http_server_properties_impl.cc
+++ b/net/http/http_server_properties_impl.cc
@@ -157,9 +157,7 @@ bool HttpServerPropertiesImpl::SupportsRequestPriority(
   if (host_port_pair.host().empty())
     return false;
 
-  SpdyServerHostPortMap::iterator spdy_host_port =
-      spdy_servers_map_.Get(host_port_pair.ToString());
-  if (spdy_host_port != spdy_servers_map_.end() && spdy_host_port->second)
+  if (GetSupportsSpdy(host_port_pair))
     return true;
 
   const AlternativeService alternative_service =
@@ -167,6 +165,17 @@ bool HttpServerPropertiesImpl::SupportsRequestPriority(
   return alternative_service.protocol == QUIC;
 }
 
+bool HttpServerPropertiesImpl::GetSupportsSpdy(
+    const HostPortPair& host_port_pair) {
+  DCHECK(CalledOnValidThread());
+  if (host_port_pair.host().empty())
+    return false;
+
+  SpdyServerHostPortMap::iterator spdy_host_port =
+      spdy_servers_map_.Get(host_port_pair.ToString());
+  return spdy_host_port != spdy_servers_map_.end() && spdy_host_port->second;
+}
+
 void HttpServerPropertiesImpl::SetSupportsSpdy(
     const HostPortPair& host_port_pair,
     bool support_spdy) {