Fix GN build on mac with icu_use_data_file = false

remoting/host/it2me/BUILD.gn

 # Copyright 2014 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/features.gni")
 import("//remoting/remoting_enable.gni")
 import("//remoting/remoting_srcs.gni")
 import("//remoting/remoting_locales.gni")
 import("//remoting/remoting_version.gni")
 
 if (is_win) {
   import("//remoting/host/predefines_win.gni")
 }
 if (is_mac) {
   import("//build/config/mac/rules.gni")
+  import("//third_party/icu/config.gni")
 }
 
 source_set("common") {
   sources = rebase_path(
           remoting_host_srcs_gypi_values.remoting_it2me_host_static_sources,
           ".",
           "//remoting")
 
   if (is_android) {
     sources -= [
@@ skipping 67 matching lines @@
           ]
         }
       }
 
       mac_xib_bundle_data("remote_assistance_host_xibs") {
         sources = [
           "//remoting/host/disconnect_window.xib",
         ]
       }
 
-      bundle_data("remote_assistance_host_resources") {
-        sources = [
-          "$root_out_dir/icudtl.dat",
-        ]
+      if (icu_use_data_file) {
+        bundle_data("remote_assistance_host_resources") {
+          sources = [
+            "$root_out_dir/icudtl.dat",
+          ]
 
-        outputs = [
-          "{{bundle_resources_dir}}/{{source_file_part}}",
-        ]
+          outputs = [
+            "{{bundle_resources_dir}}/{{source_file_part}}",
+          ]
 
-        public_deps = [
-          "//third_party/icu:icudata",
-        ]
+          public_deps = [
+            "//third_party/icu:icudata",
+          ]
+        }
       }
     } else {
       app_target_type = "executable"
     }
 
     target(app_target_type, "remote_assistance_host") {
       if (is_mac) {
         info_plist = "remote_assistance_host-Info.plist"
         extra_substitutions = [
           "BUNDLE_ID=$remote_assistance_host_bundle_id",
@@ skipping 27 matching lines @@
         "//ui/gfx",
       ]
       if (is_mac) {
         foreach(locale, remoting_locales_with_underscores) {
           deps += [
             ":remote_assistance_host_strings_${locale}_bundle_data",
             "//remoting/host:remoting_host_locale_${locale}_bundle_data",
           ]
         }
         deps += [
-          ":remote_assistance_host_resources",
           ":remote_assistance_host_xibs",
           "//remoting/host:remoting_infoplist_strings",
           "//remoting/resources:copy_locales",
         ]
+        if (icu_use_data_file) {
+          deps += [ ":remote_assistance_host_resources" ]
+        }
       }
 
       if (enable_webrtc) {
         deps += [ "//third_party/libjingle:libjingle_webrtc" ]
       }
 
       if (is_desktop_linux) {
         deps += [ "//build/config/linux/gtk2" ]
       }
     }
   }
 }