Replace StreamListenSocket with StreamSocket in HttpServer.

cloud_print/gcp20/prototype/privet_http_server.h

Index: cloud_print/gcp20/prototype/privet_http_server.h
diff --git a/cloud_print/gcp20/prototype/privet_http_server.h b/cloud_print/gcp20/prototype/privet_http_server.h
index 4b22e3536280ebd8bc7e719b1b860855752c2e8f..6cb14d106459a1ec66d37cc0818fce74518fe056 100644
--- a/cloud_print/gcp20/prototype/privet_http_server.h
+++ b/cloud_print/gcp20/prototype/privet_http_server.h
@@ -204,7 +204,7 @@ class PrivetHttpServer: public net::HttpServer::Delegate {
   uint16 port_;
 
   // Contains encapsulated object for listening for requests.
-  scoped_refptr<net::HttpServer> server_;
+  scoped_ptr<net::HttpServer> server_;
 
   Delegate* delegate_;
 
@@ -212,4 +212,3 @@ class PrivetHttpServer: public net::HttpServer::Delegate {
 };
 
 #endif  // CLOUD_PRINT_GCP20_PROTOTYPE_PRIVET_HTTP_SERVER_H_
-