Remove //device/devices_app.

device/devices_app/public/cpp/BUILD.gn

Index: device/devices_app/public/cpp/BUILD.gn
diff --git a/device/devices_app/public/cpp/BUILD.gn b/device/devices_app/public/cpp/BUILD.gn
deleted file mode 100644
index 301d20f8eb5e8a10a4725730bf234270fb2d69a2..0000000000000000000000000000000000000000
--- a/device/devices_app/public/cpp/BUILD.gn
+++ /dev/null
@@ -1,29 +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.
-
-source_set("cpp") {
-  sources = [
-    "constants.cc",
-    "constants.h",
-  ]
-
-  public_deps = [
-    "//base",
-  ]
-}
-
-source_set("factory") {
-  sources = [
-    "devices_app_factory.cc",
-    "devices_app_factory.h",
-  ]
-
-  deps = [
-    "//device/devices_app:lib",
-  ]
-
-  public_deps = [
-    "//base",
-  ]
-}