Remove base_i18n dependency from //components/metrics:metrics target

components/metrics/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.
 
 declare_args() {
   # Overrides os name in uma metrics log to "Blimp".
   metrics_use_blimp = false
 }
 
 # GYP version: components/metrics.gypi:metrics
@@ skipping 55 matching lines @@
     "url_constants.cc",
     "url_constants.h",
   ]
 
   public_deps = [
     "//components/metrics/proto",
   ]
   deps = [
     "//base",
     "//base:base_static",
-    "//base:i18n",
     "//components/prefs",
     "//components/variations",
     "//third_party/zlib:compression_utils",
   ]
 
   if (is_chromeos) {
     deps += [ ":serialization" ]
   }
 
   if (is_mac) {
@@ skipping 269 matching lines @@
   # These are only used by the blimp team, which has entirely migrated to gn,
   # so this logic is not replicated in the gyp file.
   if (metrics_use_blimp) {
     defines = [
       "OVERRIDE_OS_NAME_TO_BLIMP",
       "ENABLE_REPORTING_BLIMP",
     ]
   }
 }
 # TODO(GYP): metrics_chromeos