[Autofill] Move country combo box model from chrome to component.

chrome/browser/ui/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/chromecast_build.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//chrome/common/features.gni")
@@ skipping 36 matching lines @@
     "autofill/autofill_dialog_models.h",
     "autofill/autofill_popup_controller.h",
     "autofill/autofill_popup_controller_impl.cc",
     "autofill/autofill_popup_controller_impl.h",
     "autofill/autofill_popup_layout_model.cc",
     "autofill/autofill_popup_layout_model.h",
     "autofill/autofill_popup_view.h",
     "autofill/autofill_popup_view_delegate.h",
     "autofill/chrome_autofill_client.cc",
     "autofill/chrome_autofill_client.h",
-    "autofill/country_combobox_model.cc",
-    "autofill/country_combobox_model.h",
     "autofill/create_card_unmask_prompt_view.h",
     "autofill/credit_card_scanner_controller.cc",
     "autofill/credit_card_scanner_controller.h",
     "autofill/credit_card_scanner_view.cc",
     "autofill/credit_card_scanner_view.h",
     "autofill/credit_card_scanner_view_delegate.h",
     "autofill/password_generation_popup_controller.h",
     "autofill/password_generation_popup_controller_impl.cc",
     "autofill/password_generation_popup_controller_impl.h",
     "autofill/password_generation_popup_observer.h",
@@ skipping 3452 matching lines @@
       "test/test_confirm_bubble_model.cc",
       "test/test_confirm_bubble_model.h",
     ]
     deps += [ "//chrome/test:test_support_ui" ]
   }
 
   if (enable_extensions) {
     deps += [ "//extensions/browser" ]
   }
 }