Remove third_party/bsdiff from the tree.

third_party/bsdiff/bsdiff.gyp

Index: third_party/bsdiff/bsdiff.gyp
diff --git a/third_party/bsdiff/bsdiff.gyp b/third_party/bsdiff/bsdiff.gyp
deleted file mode 100644
index 0c74e78cc282cbcb0e35da3b013b042eabb5f993..0000000000000000000000000000000000000000
--- a/third_party/bsdiff/bsdiff.gyp
+++ /dev/null
@@ -1,23 +0,0 @@
-# Copyright (c) 2009 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': 'bsdiff',
-      'type': 'executable',
-      'dependencies': [
-        '../bspatch/bspatch.gyp:bspatch',
-      ],
-      'link_settings': {
-        'libraries': [
-          '-lWs2_32.lib',
-        ],
-      },
-      'sources': [
-        'mbsdiff.cc',
-      ],
-    },
-  ],
-}