Remove GYP files.

third_party/zlib/google/zip.gyp

Index: third_party/zlib/google/zip.gyp
diff --git a/third_party/zlib/google/zip.gyp b/third_party/zlib/google/zip.gyp
deleted file mode 100644
index a4328848e49be0ebf6fc1f59c65f50b1f6cc9319..0000000000000000000000000000000000000000
--- a/third_party/zlib/google/zip.gyp
+++ /dev/null
@@ -1,41 +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': 'zip',
-      'type': 'static_library',
-      'dependencies': [
-        '../zlib.gyp:minizip',
-        '../../../base/base.gyp:base',
-      ],
-      'include_dirs': [
-        '../../..',
-      ],
-      'sources': [
-        'zip.cc',
-        'zip.h',
-        'zip_internal.cc',
-        'zip_internal.h',
-        'zip_reader.cc',
-        'zip_reader.h',
-      ],
-    },
-    {
-      'target_name': 'compression_utils',
-      'type': 'static_library',
-      'dependencies': [
-        '../zlib.gyp:zlib',
-      ],
-      'include_dirs': [
-        '../../..',
-      ],
-      'sources': [
-        'compression_utils.cc',
-        'compression_utils.h',
-      ],
-    },
-  ],
-}