Revert of 🍵 Refactor the various locale_paks() templates to be more shared

ios/chrome/app/resources/BUILD.gn

 # Copyright 2016 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.
 
 import("//build/config/locales.gni")
 import("//tools/grit/grit_rule.gni")
 import("//ios/chrome/app/resources/ios_chrome_repack.gni")
 
 grit("resources") {
   source = "ios_resources.grd"
@@ skipping 21 matching lines @@
 
 ios_chrome_repack_all_scales("repack_scalable_resources") {
   visibility = [ ":packed_resources" ]
   scales = [
     "100",
     "200",
     "300",
   ]
 }
 
-repack("repack_unscaled_resources") {
+ios_repack("repack_unscaled_resources") {
   visibility = [ ":packed_resources" ]
   sources = [
     "$root_gen_dir/components/components_resources.pak",
     "$root_gen_dir/ios/chrome/ios_resources.pak",
     "$root_gen_dir/ios/web/ios_web_resources.pak",
     "$root_gen_dir/net/net_resources.pak",
     "$root_gen_dir/ui/resources/webui_resources.pak",
   ]
   deps = [
     ":resources",
     "//components/resources",
     "//ios/web:resources",
     "//net:net_resources",
     "//ui/resources",
   ]
   output = "$target_gen_dir/resources.pak"
-  copy_data_to_bundle = true
+  bundle_output = "{{bundle_resources_dir}}/{{source_file_part}}"
 }