Remove obsolete support code

services/service_manager/public/cpp/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.
 
 group("cpp") {
   public_deps = [
     ":sources",
   ]
 }
 
@@ skipping 29 matching lines @@
   public_deps = [
     "//base",
     "//mojo/public/cpp/bindings",
     "//mojo/public/cpp/system",
     "//services/service_manager/public/interfaces",
     "//url",
   ]
 }
 
 if (!is_ios) {
-  # This cannot be a static library because it needs to export the symbols from
-  # initialize_base_and_icu.cc.
-  source_set("application_support") {
-    sources = [
-      "lib/init_commandline.cc",
-      "lib/initialize_base_and_icu.cc",
-    ]
-
-    deps = [
-      "//base",
-      "//base:i18n",
-      "//mojo/public/c/system",
-    ]
-  }
-
   static_library("service_test_support") {
     testonly = true
     sources = [
       "lib/service_test.cc",
       "service_test.h",
     ]
 
     public_deps = [
       ":cpp",
       "//testing/gtest",
     ]
 
     deps = [
       "//base",
       "//base/test:test_support",
       "//mojo/edk/system",
       "//mojo/public/cpp/bindings",
       "//mojo/public/cpp/system",
       "//services/service_manager/background:lib",
       "//services/service_manager/public/interfaces",
     ]
 
     data_deps = []
   }
 }