[iOS] Remove conversion of .strings to binary1 by copy_bundle_data tool.

build/toolchain/mac/BUILD.gn

 # Copyright (c) 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.
 
 # TODO(brettw) Use "gcc_toolchain.gni" like the Linux toolchains. This requires
 # some enhancements since the commands on Mac are slightly different than on
 # Linux.
 
 import("../goma.gni")
 import("//build/config/clang/clang.gni")
@@ skipping 308 matching lines @@
       #   $ mkdir newdir
       #   $ cd olddir
       #   $ pax -rwl . ../newdir
       #
       # The _copydir command does exactly that but use an absolute path
       # constructed using shell variable $OLDPWD (automatically set when
       # cd is used) as computing the relative path is a bit complex and
       # using pwd would requires a sub-shell to be created.
       _copydir = "mkdir -p {{output}} && cd {{source}} && " +
                  "pax -rwl . \"\$OLDPWD\"/{{output}}"
-      _command = "if [[ -d {{source}} ]]; then " + _copydir + "; else " +
-                 copy_command + "; fi"
+      command = "rm -rf {{output}} && if [[ -d {{source}} ]]; then " +
+                _copydir + "; else " + copy_command + "; fi"
 
-      # TODO(crbug.com/625578): Remove this conversion on iOS once all the
-      # bundle_data target have been fixed to reference converted files.
-      _convert_strings = is_ios
-      if (_convert_strings) {
-        _convert = "plutil -convert binary1 -o {{output}} {{source}}"
-        _command = "case {{source}} in " + "*.strings) " + _convert + ";; " +
-                   "*) " + _command + ";; esac"
-      }
-
-      command = "rm -rf {{output}} && " + _command
       description = "COPY_BUNDLE_DATA {{source}} {{output}}"
       pool = ":bundle_pool($default_toolchain)"
     }
     tool("compile_xcassets") {
       _tool = rebase_path("//build/toolchain/mac/compile_xcassets.py",
                           root_build_dir)
       if (is_ios) {
         _sdk_name = ios_sdk_name
         _min_deployment_target = ios_deployment_target
       } else {
@@ skipping 44 matching lines @@
 
 mac_toolchain("ios_clang_x86") {
   toolchain_cpu = "x86"
   toolchain_os = "ios"
 }
 
 mac_toolchain("ios_clang_x64") {
   toolchain_cpu = "x64"
   toolchain_os = "ios"
 }