Revert of Crashpad Windows: Use the Crashpad client instead of Breakpad on Windows

build/secondary/third_party/crashpad/crashpad/handler/BUILD.gn

Index: build/secondary/third_party/crashpad/crashpad/handler/BUILD.gn
diff --git a/build/secondary/third_party/crashpad/crashpad/handler/BUILD.gn b/build/secondary/third_party/crashpad/crashpad/handler/BUILD.gn
deleted file mode 100644
index 9ad34648ffcd90ed9e4a8fb1372aa0dfb9f08c50..0000000000000000000000000000000000000000
--- a/build/secondary/third_party/crashpad/crashpad/handler/BUILD.gn
+++ /dev/null
@@ -1,46 +0,0 @@
-# Copyright 2015 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.
-
-source_set("handler_lib") {
-  sources = [
-    "crash_report_upload_thread.cc",
-    "crash_report_upload_thread.h",
-    "handler_main.cc",
-    "handler_main.h",
-    "mac/crash_report_exception_handler.cc",
-    "mac/crash_report_exception_handler.h",
-    "mac/exception_handler_server.cc",
-    "mac/exception_handler_server.h",
-    "win/crash_report_exception_handler.cc",
-    "win/crash_report_exception_handler.h",
-  ]
-
-  include_dirs = [ ".." ]
-
-  deps = [
-    "../compat",
-    "../minidump",
-    "../snapshot",
-    "../tools:tool_support",
-    "//base",
-  ]
-
-  if (is_win) {
-    cflags = [ "/wd4201" ]
-  }
-}
-
-executable("crashpad_handler") {
-  sources = [
-    "main.cc",
-  ]
-
-  include_dirs = [ ".." ]
-
-  deps = [
-    ":handler_lib",
-    "../compat",
-    "//base",
-  ]
-}