XXX test gn format everything

mojo/services/network/BUILD.gn

 # Copyright 2014 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.
 
 import("//mojo/public/mojo_application.gni")
 
 # GYP version: mojo/mojo_services.gypi:mojo_network_service
 mojo_native_application("network") {
   output_name = "network_service"
 
   deps = [
     ":lib",
     "//base",
     "//mojo/application",
     "//mojo/public/c/system:for_shared_library",
     "//mojo/public/cpp/bindings:bindings",
     "//mojo/services/public/interfaces/network",
   ]
 
-  sources = [ "network_service.cc" ]
+  sources = [
+    "network_service.cc",
+  ]
 }
 
 # GYP version: mojo/mojo_services.gypi:mojo_network_service_lib
 source_set("lib") {
   deps = [
     "//base",
     "//mojo/application",
     "//mojo/common",
     "//mojo/environment:chromium",
     "//mojo/services/public/cpp/network",
@@ skipping 20 matching lines @@
     "tcp_server_socket_impl.cc",
     "tcp_server_socket_impl.h",
     "udp_socket_impl.cc",
     "udp_socket_impl.h",
     "url_loader_impl.cc",
     "url_loader_impl.h",
     "web_socket_impl.cc",
     "web_socket_impl.h",
   ]
 }