Enable import/export of passwords into/from Password Manager

components/password_manager/core/browser/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("//third_party/protobuf/proto_library.gni")
 
 if (is_android) {
   import("//build/config/android/config.gni")
 }
 
@@ skipping 19 matching lines @@
     "browser_save_password_progress_logger.h",
     "credential_manager_password_form_manager.cc",
     "credential_manager_password_form_manager.h",
     "credential_manager_pending_request_task.cc",
     "credential_manager_pending_request_task.h",
     "credential_manager_pending_require_user_mediation_task.cc",
     "credential_manager_pending_require_user_mediation_task.h",
     "credentials_filter.h",
     "export/csv_writer.cc",
     "export/csv_writer.h",
+    "export/password_exporter.cc",
+    "export/password_exporter.h",
     "facet_manager.cc",
     "facet_manager.h",
     "facet_manager_host.h",
     "import/csv_reader.cc",
     "import/csv_reader.h",
+    "import/password_importer.cc",
+    "import/password_importer.h",
     "keychain_migration_status_mac.h",
     "log_manager.cc",
     "log_manager.h",
     "log_receiver.h",
     "log_router.cc",
     "log_router.h",
     "login_database.cc",
     "login_database.h",
     "login_database_ios.cc",
     "login_database_mac.cc",
@@ skipping 182 matching lines @@
     "//components/variations",
     "//net:test_support",
     "//sql:test_support",
     "//sync:test_support_sync_api",
     "//testing/gmock",
     "//testing/gtest",
     "//ui/base",
     "//url",
   ]
 }