Revert of Split BrowsingDataRemoverTest into two tests for Impl and Delegate.

chrome/test/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/chrome_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//chrome/common/features.gni")
@@ skipping 3056 matching lines @@
     "../browser/browsing_data/browsing_data_channel_id_helper_unittest.cc",
     "../browser/browsing_data/browsing_data_cookie_helper_unittest.cc",
     "../browser/browsing_data/browsing_data_counter_utils_unittest.cc",
     "../browser/browsing_data/browsing_data_database_helper_unittest.cc",
     "../browser/browsing_data/browsing_data_file_system_helper_unittest.cc",
     "../browser/browsing_data/browsing_data_helper_unittest.cc",
     "../browser/browsing_data/browsing_data_indexed_db_helper_unittest.cc",
     "../browser/browsing_data/browsing_data_local_storage_helper_unittest.cc",
     "../browser/browsing_data/browsing_data_media_license_helper_unittest.cc",
     "../browser/browsing_data/browsing_data_quota_helper_unittest.cc",
-    "../browser/browsing_data/browsing_data_remover_impl_unittest.cc",
     "../browser/browsing_data/browsing_data_remover_test_util.cc",
     "../browser/browsing_data/browsing_data_remover_test_util.h",
+    "../browser/browsing_data/browsing_data_remover_unittest.cc",
     "../browser/browsing_data/browsing_data_service_worker_helper_unittest.cc",
-    "../browser/browsing_data/chrome_browsing_data_remover_delegate_unittest.cc",
     "../browser/browsing_data/cookies_tree_model_unittest.cc",
     "../browser/browsing_data/origin_filter_builder_unittest.cc",
     "../browser/browsing_data/registrable_domain_filter_builder_unittest.cc",
     "../browser/browsing_data/site_data_size_collector_unittest.cc",
     "../browser/budget_service/budget_database_unittest.cc",
     "../browser/budget_service/budget_manager_unittest.cc",
     "../browser/chrome_content_browser_client_unittest.cc",
     "../browser/chrome_process_singleton_win_unittest.cc",
     "../browser/command_updater_unittest.cc",
     "../browser/component_updater/chrome_component_updater_configurator_unittest.cc",
@@ skipping 2015 matching lines @@
 }
 
 if (is_win) {
   loadable_module("conflicts_dll") {
     testonly = true
     sources = [
       "conflicts/conflicts_dll.cc",
     ]
   }
 }