Remove GYP files in breakpad, build, and tools.

build/linux/unbundle/libwebp.gyp

Index: build/linux/unbundle/libwebp.gyp
diff --git a/build/linux/unbundle/libwebp.gyp b/build/linux/unbundle/libwebp.gyp
deleted file mode 100644
index 6dbce2e3ab876cf003a5e8a01b7d595731b2517a..0000000000000000000000000000000000000000
--- a/build/linux/unbundle/libwebp.gyp
+++ /dev/null
@@ -1,28 +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': 'libwebp',
-      'type': 'none',
-      'direct_dependent_settings': {
-        'defines': [
-          'ENABLE_WEBP',
-        ],
-      },
-      'link_settings': {
-        'libraries': [
-          # Check for presence of webpdemux library, use it if present.
-          '<!(python <(DEPTH)/tools/compile_test/compile_test.py '
-          '--code "int main() { return 0; }" '
-          '--run-linker '
-          '--on-success "-lwebp -lwebpdemux" '
-          '--on-failure "-lwebp" '
-          '-- -lwebpdemux)',
-        ],
-      },
-    }
-  ],
-}