Basic network service implementation for iOS

sky/services/ns_net/BUILD.gn

 # Copyright 2015 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/dart/rules.gni")
+source_set("ns_net") {
+  sources = [
+    "network_service_impl.h",
+    "network_service_impl.mm",
+    "url_loader_impl.h",
+    "url_loader_impl.mm",
+  ]
 
-dartzip_packaged_application("wget") {
-  output_name = "dart_wget"
-  sources = [
-    "main.dart",
-  ]
   deps = [
-    "//mojo/public/dart",
-    "//mojo/public/interfaces/network",
+    "//base:base",
+    "//mojo/common",
+    "//mojo/public/cpp/application",
     "//mojo/services/network/public/interfaces",
   ]
 }