Use scoped_refptr<SingleThreadTaskRunner> when initializing ProxyConfigService

chrome/service/net/service_url_request_context_getter.cc

Index: chrome/service/net/service_url_request_context_getter.cc
diff --git a/chrome/service/net/service_url_request_context_getter.cc b/chrome/service/net/service_url_request_context_getter.cc
index 8f0de4377c6eea4b6c28747396524d5d51ecf1f2..3741990603a308b1102bc3387b3d0a4b2617d340 100644
--- a/chrome/service/net/service_url_request_context_getter.cc
+++ b/chrome/service/net/service_url_request_context_getter.cc
@@ -105,8 +105,8 @@ ServiceURLRequestContextGetter::ServiceURLRequestContextGetter()
   // MessageLoopProxy* instead of MessageLoop*.
   DCHECK(g_service_process);
   proxy_config_service_.reset(net::ProxyService::CreateSystemProxyConfigService(
-      g_service_process->io_thread()->message_loop_proxy().get(),
-      g_service_process->file_thread()->message_loop()));
+      g_service_process->io_thread()->message_loop_proxy(),
+      g_service_process->file_thread()->message_loop_proxy()));
 }
 
 net::URLRequestContext*