Remove GYP files in breakpad, build, and tools.

build/linux/unbundle/snappy.gyp

Index: build/linux/unbundle/snappy.gyp
diff --git a/build/linux/unbundle/snappy.gyp b/build/linux/unbundle/snappy.gyp
deleted file mode 100644
index ab856ed89cb9d21c8b71bb9f1f04a80bb8323d66..0000000000000000000000000000000000000000
--- a/build/linux/unbundle/snappy.gyp
+++ /dev/null
@@ -1,29 +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': 'snappy',
-      'type': 'none',
-      'variables': {
-        'headers_root_path': 'src',
-        'header_filenames': [
-          'snappy-c.h',
-          'snappy-sinksource.h',
-          'snappy-stubs-public.h',
-          'snappy.h',
-        ],
-      },
-      'includes': [
-        '../../build/shim_headers.gypi',
-      ],
-      'link_settings': {
-        'libraries': [
-          '-lsnappy',
-        ],
-      },
-    },
-  ],
-}