[DeviceService] Move //device/nfc to be part of the internal impl of Device Service

device/nfc/BUILD.gn

Index: device/nfc/BUILD.gn
diff --git a/device/nfc/BUILD.gn b/device/nfc/BUILD.gn
deleted file mode 100644
index 8c810f29703845bc846e6d71b86f93c235389159..0000000000000000000000000000000000000000
--- a/device/nfc/BUILD.gn
+++ /dev/null
@@ -1,13 +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.
-
-import("//build/config/features.gni")
-import("//mojo/public/tools/bindings/mojom.gni")
-
-mojom("mojo_bindings") {
-  sources = [
-    "nfc.mojom",
-    "nfc_provider.mojom",
-  ]
-}