Remove GYP files.

device/vr/vr.gyp

Index: device/vr/vr.gyp
diff --git a/device/vr/vr.gyp b/device/vr/vr.gyp
deleted file mode 100644
index 4cda6105586324efcfdbb5bed260388cd26ee86d..0000000000000000000000000000000000000000
--- a/device/vr/vr.gyp
+++ /dev/null
@@ -1,40 +0,0 @@
-# Copyright 2016 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.
-
-{
-  'variables': {
-    'chromium_code': 1,
-  },
-  'targets': [
-    {
-      # GN version: //device/vr:mojo_bindings
-      'target_name': 'device_vr_mojo_bindings',
-      'type': 'static_library',
-      'includes': [
-        '../../mojo/mojom_bindings_generator.gypi',
-      ],
-      'sources': [
-        'vr_service.mojom',
-      ],
-      'variables': {
-        'use_new_wrapper_types': 'false',
-      },
-    },
-    {
-      # GN version: //device/vr:mojo_bindings_blink
-      'target_name': 'device_vr_mojo_bindings_for_blink',
-      'type': 'static_library',
-      'variables': {
-        'for_blink': 'true',
-        'use_new_wrapper_types': 'false',
-      },
-      'includes': [
-        '../../mojo/mojom_bindings_generator.gypi',
-      ],
-      'sources': [
-        'vr_service.mojom',
-      ],
-    },
-  ],
-}