Make http_server part of the sdk.

services/http_server/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")
 
 mojo_native_application("http_server") {
   sources = [
     "connection.cc",
     "connection.h",
     "http_request_parser.cc",
     "http_request_parser.h",
     "http_server_app.cc",
     "http_server_factory_impl.cc",
     "http_server_factory_impl.h",
     "http_server_impl.cc",
     "http_server_impl.h",
     "http_status_code_list.h",
   ]
 
   deps = [
     "//base",
     "//mojo/common",
     "//mojo/public/cpp/application:standalone",
     "//mojo/public/cpp/bindings",
     "//mojo/public/cpp/environment",
     "//mojo/public/cpp/system",
     "//mojo/public/cpp/utility",
+    "//mojo/services/http_server/public/interfaces",
+    "//mojo/services/http_server/public/cpp",
     "//mojo/services/network/public/interfaces",
-    "//services/http_server/public",
-    "//services/http_server/public:util",
     "//third_party/re2",
   ]
 
   if (is_win) {
     cflags = [
       # size_t to int.
       "/wd4267",
     ]
   }
 }
 
 mojo_native_application("apptests") {
   output_name = "http_server_apptests"
 
   testonly = true
 
   sources = [
     "http_server_apptest.cc",
   ]
 
   deps = [
     "//base",
     "//mojo/application",
     "//mojo/application:test_support",
     "//mojo/common",
     "//mojo/public/cpp/bindings:callback",
     "//mojo/public/cpp/environment",
     "//mojo/public/cpp/system",
+    "//mojo/services/http_server/public/interfaces",
+    "//mojo/services/http_server/public/cpp",
     "//mojo/services/network/public/interfaces",
-    "//services/http_server/public",
-    "//services/http_server/public:util",
   ]
 
   data_deps = [ ":http_server($default_toolchain)" ]
 }