Remove mojo network service.

mojo/services/network/public/interfaces/http_message.mojom

Index: mojo/services/network/public/interfaces/http_message.mojom
diff --git a/mojo/services/network/public/interfaces/http_message.mojom b/mojo/services/network/public/interfaces/http_message.mojom
deleted file mode 100644
index b89ba843c948a0eccfdf697dc348c3e5c5adc93f..0000000000000000000000000000000000000000
--- a/mojo/services/network/public/interfaces/http_message.mojom
+++ /dev/null
@@ -1,23 +0,0 @@
-// 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.
-
-module mojo;
-
-struct HttpHeader {
-  string name;
-  string value;
-};
-
-struct HttpRequest {
-  string method = "GET";
-  string url;
-  array<HttpHeader>? headers;
-  handle<data_pipe_consumer>? body;
-};
-
-struct HttpResponse {
-  uint32 status_code = 200;
-  array<HttpHeader>? headers;
-  handle<data_pipe_consumer>? body;
-};