Remove GYP files.

third_party/apple_sample_code/apple_sample_code.gyp

Index: third_party/apple_sample_code/apple_sample_code.gyp
diff --git a/third_party/apple_sample_code/apple_sample_code.gyp b/third_party/apple_sample_code/apple_sample_code.gyp
deleted file mode 100644
index 331c6989a0fdc9c3e4e774d45c6ccb011b71084a..0000000000000000000000000000000000000000
--- a/third_party/apple_sample_code/apple_sample_code.gyp
+++ /dev/null
@@ -1,21 +0,0 @@
-# Copyright 2013 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.
-
-{
-  'targets': [
-    {
-      'target_name': 'apple_sample_code',
-      'type': 'static_library',
-      'link_settings': {
-        'libraries': [
-          '$(SDKROOT)/System/Library/Frameworks/AppKit.framework',
-        ],
-      },
-      'sources': [
-        'ImageAndTextCell.h',
-        'ImageAndTextCell.m',
-      ],
-    },
-  ],
-}