Fetch extension blacklist states from SafeBrowsing server

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 108 matching lines @@
         'browser/extensions/api/messaging/native_messaging_test_util.cc',
         'browser/extensions/api/messaging/native_messaging_test_util.h',
         'browser/extensions/extension_notification_observer.cc',
         'browser/extensions/extension_notification_observer.h',
         'browser/extensions/fake_safe_browsing_database_manager.cc',
         'browser/extensions/fake_safe_browsing_database_manager.h',
         'browser/extensions/mock_extension_special_storage_policy.cc',
         'browser/extensions/mock_extension_special_storage_policy.h',
         'browser/extensions/test_blacklist.cc',
         'browser/extensions/test_blacklist.h',
+        'browser/extensions/test_blacklist_fetcher.cc',
+        'browser/extensions/test_blacklist_fetcher.h',
         'browser/extensions/test_extension_environment.cc',
         'browser/extensions/test_extension_environment.h',
         'browser/extensions/test_extension_prefs.cc',
         'browser/extensions/test_extension_prefs.h',
         'browser/extensions/test_extension_service.cc',
         'browser/extensions/test_extension_service.h',
         'browser/extensions/test_extension_system.cc',
         'browser/extensions/test_extension_system.h',
         'browser/extensions/test_management_policy.cc',
         'browser/extensions/test_management_policy.h',
@@ skipping 724 matching lines @@
         'browser/extensions/api/streams_private/streams_private_manifest_unittest.cc',
         'browser/extensions/api/system_display/display_info_provider_chromeos_unittest.cc',
         'browser/extensions/api/web_navigation/frame_navigation_state_unittest.cc',
         'browser/extensions/api/web_request/form_data_parser_unittest.cc',
         'browser/extensions/api/web_request/upload_data_presenter_unittest.cc',
         'browser/extensions/api/web_request/web_request_api_unittest.cc',
         'browser/extensions/api/web_request/web_request_permissions_unittest.cc',
         'browser/extensions/api/web_request/web_request_time_tracker_unittest.cc',
         'browser/extensions/app_sync_data_unittest.cc',
         'browser/extensions/blacklist_unittest.cc',
+        'browser/extensions/blacklist_fetcher_unittest.cc',
         'browser/extensions/browser_permissions_policy_delegate_unittest.cc',
         'browser/extensions/component_loader_unittest.cc',
         'browser/extensions/convert_user_script_unittest.cc',
         'browser/extensions/convert_web_app_unittest.cc',
         'browser/extensions/default_apps_unittest.cc',
         'browser/extensions/error_console/error_console_unittest.cc',
         'browser/extensions/event_listener_map_unittest.cc',
         'browser/extensions/event_router_forwarder_unittest.cc',
         'browser/extensions/extension_action_icon_factory_unittest.cc',
         'browser/extensions/extension_action_unittest.cc',
@@ skipping 2042 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'
 }