Move //mojo/services/X/public/... to //mojo/services/X/... (part 1).

mojo/services/contacts/public/interfaces/BUILD.gn

Index: mojo/services/contacts/public/interfaces/BUILD.gn
diff --git a/mojo/services/contacts/public/interfaces/BUILD.gn b/mojo/services/contacts/public/interfaces/BUILD.gn
deleted file mode 100644
index 18425afc8c933976ca14cdd923dc702635d1983c..0000000000000000000000000000000000000000
--- a/mojo/services/contacts/public/interfaces/BUILD.gn
+++ /dev/null
@@ -1,12 +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.
-
-import("//build/module_args/mojo.gni")
-import("$mojo_sdk_root/mojo/public/tools/bindings/mojom.gni")
-
-mojom("interfaces") {
-  sources = [
-    "contacts.mojom",
-  ]
-}