Switch Safe Browsing's metadata from string to struct.

components/components_tests.gyp

 # 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.
 
 {
   'variables': {
     # This turns on e.g. the filename-based detection of which
     # platforms to include source files on (e.g. files ending in
     # _mac.h or _mac.cc are only compiled on MacOSX).
     'chromium_code': 1,
@@ skipping 615 matching lines @@
     ],
     'rlz_unittest_sources': [
       'rlz/rlz_tracker_unittest.cc',
     ],
     'safe_browsing_db_mobile_unittest_sources': [
       'safe_browsing_db/remote_database_manager_unittest.cc',
       'safe_browsing_db/safe_browsing_api_handler_unittest.cc',
     ],
     'safe_browsing_db_unittest_sources': [
       'safe_browsing_db/prefix_set_unittest.cc',
+      'safe_browsing_db/testing_util.h',
       'safe_browsing_db/util_unittest.cc',
       'safe_browsing_db/v4_get_hash_protocol_manager_unittest.cc',
       'safe_browsing_db/v4_protocol_manager_util_unittest.cc',
     ],
     'safe_json_unittest_sources': [
       'safe_json/json_sanitizer_unittest.cc',
       'safe_json/testing_json_parser_unittest.cc',
     ],
     'scheduler_unittest_sources': [
       'scheduler/base/task_queue_manager_delegate_for_test.cc',
@@ skipping 1259 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }