Add a ClearAlternateProtocol method to HttpServerProperties

net/http/http_server_properties_impl.h

Index: net/http/http_server_properties_impl.h
diff --git a/net/http/http_server_properties_impl.h b/net/http/http_server_properties_impl.h
index bb91f3d256eb0a16959b1c07846638c8fcef5481..60fd56220923905618ac38ee3beb502088792c34 100644
--- a/net/http/http_server_properties_impl.h
+++ b/net/http/http_server_properties_impl.h
@@ -103,6 +103,9 @@ class NET_EXPORT HttpServerPropertiesImpl
   // Sets the Alternate-Protocol for |server| to be BROKEN.
   virtual void SetBrokenAlternateProtocol(const HostPortPair& server) OVERRIDE;
 
+  // Clears the Alternate-Protocol for |server|.
+  virtual void ClearAlternateProtocol(const HostPortPair& server) OVERRIDE;
+
   // Returns all Alternate-Protocol mappings.
   virtual const AlternateProtocolMap& alternate_protocol_map() const OVERRIDE;