Make http_server part of the sdk.

services/http_server/public/http_response.mojom

Index: services/http_server/public/http_response.mojom
diff --git a/services/http_server/public/http_response.mojom b/services/http_server/public/http_response.mojom
deleted file mode 100644
index ccc3dae0749c16e51b6a842aad5c48ee87ddd754..0000000000000000000000000000000000000000
--- a/services/http_server/public/http_response.mojom
+++ /dev/null
@@ -1,22 +0,0 @@
-// 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.
-
-module http_server;
-
-struct HttpResponse {
-  // The HTTP status code.
-  uint32 status_code = 200;
-
-  // The payload for the response body.
-  handle<data_pipe_consumer>? body;
-
-  // This must be the number of bytes in |body|.
-  int64 content_length = 0;
-
-  // The content type.
-  string content_type = "text/html; charset=utf-8";
-
-  // Additional HTTP response headers.
-  map<string, string>? custom_headers;
-};