Use high resolution icons where possible for streamlined hosted app icons.

chrome/chrome_tests_unit.gypi

 # Copyright 2012 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.
 {
   'targets': [
     {
       # This target contains mocks and test utilities that don't belong in
       # production libraries but are used by more than one test executable.
       'target_name': 'test_support_common',
       'type': 'static_library',
@@ skipping 904 matching lines @@
         'browser/extensions/script_bubble_controller_unittest.cc',
         'browser/extensions/token_cache/token_cache_service_unittest.cc',
         'browser/extensions/standard_management_policy_provider_unittest.cc',
         'browser/extensions/updater/extension_updater_unittest.cc',
         'browser/extensions/user_script_listener_unittest.cc',
         'browser/extensions/user_script_master_unittest.cc',
         'browser/extensions/webstore_inline_installer_unittest.cc',
         'browser/extensions/webstore_installer_unittest.cc',
         'browser/external_protocol/external_protocol_handler_unittest.cc',
         'browser/favicon/favicon_handler_unittest.cc',
+        'browser/favicon/favicon_downloader_unittest.cc',
         'browser/file_select_helper_unittest.cc',
         'browser/first_run/first_run_unittest.cc',
         'browser/geolocation/chrome_geolocation_permission_context_unittest.cc',
         'browser/global_keyboard_shortcuts_mac_unittest.mm',
         'browser/google/google_search_counter_unittest.cc',
         'browser/google/google_update_settings_unittest.cc',
         'browser/google/google_url_tracker_unittest.cc',
         'browser/google/google_util_unittest.cc',
         'browser/google_apis/base_requests_unittest.cc',
         'browser/google_apis/base_requests_server_unittest.cc',
@@ skipping 1999 matching lines @@
             'browser/ui/app_list/test/fake_profile.h',
             'browser/ui/app_list/test/fake_profile_store.cc',
             'browser/ui/app_list/test/fake_profile_store.h',
             'browser/ui/app_list/test/fast_show_pickler_unittest.cc',
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }