Move mojo\shell to services\shell

components/resource_provider/public/cpp/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.
 
 source_set("cpp") {
   sources = [
     "resource_loader.cc",
     "resource_loader.h",
   ]
 
   deps = [
     "../interfaces",
     "//base",
     "//mojo/common",
     "//mojo/platform_handle",
     "//mojo/public/cpp/bindings",
     "//mojo/public/cpp/system",
-    "//mojo/shell/public/cpp",
-    "//mojo/shell/public/interfaces",
+    "//services/shell/public/cpp",
+    "//services/shell/public/interfaces",
   ]
 }