Add unit tests for AddToHomescreenDataFetcher

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 2986 matching lines @@
     "../browser/android/mock_location_settings.cc",
     "../browser/android/mock_location_settings.h",
     "../browser/android/net/external_estimate_provider_android_unittest.cc",
     "../browser/android/preferences/important_sites_util_unittest.cc",
     "../browser/android/preferences/pref_service_bridge_unittest.cc",
     "../browser/android/shortcut_info_unittest.cc",
     "../browser/android/thumbnail/scoped_ptr_expiring_cache_unittest.cc",
     "../browser/android/webapk/webapk_icon_hasher_unittest.cc",
     "../browser/android/webapk/webapk_installer_unittest.cc",
     "../browser/android/webapk/webapk_web_manifest_checker_unittest.cc",
+    "../browser/android/webapps/add_to_homescreen_data_fetcher_unittest.cc",
     "../browser/app_controller_mac_unittest.mm",
     "../browser/autocomplete/search_provider_unittest.cc",
     "../browser/autocomplete/shortcuts_provider_extension_unittest.cc",
     "../browser/background_sync/background_sync_controller_impl_unittest.cc",
     "../browser/background_sync/background_sync_permission_context_unittest.cc",
     "../browser/banners/app_banner_settings_helper_unittest.cc",
     "../browser/bitmap_fetcher/bitmap_fetcher_service_unittest.cc",
     "../browser/bookmarks/managed_bookmark_service_unittest.cc",
     "../browser/browser_about_handler_unittest.cc",
     "../browser/browser_process_impl_unittest.cc",
@@ skipping 1986 matching lines @@
       "touch_hud",
       "ui",
     ]
 
     if (is_linux && !is_android) {
       deps += [ "//components/font_service:manifest" ]
       packaged_services += [ "font_service" ]
     }
   }
 }