Remove legacy migration code that coupled history and bookmarks.

chrome/chrome_tests.gypi

 # Copyright (c) 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.
 {
   'variables' : {
     'pyautolib_sources': [
       'app/chrome_command_ids.h',
       'app/chrome_dll_resource.h',
       'common/automation_constants.h',
       'common/pref_names.cc',
@@ skipping 1308 matching lines @@
         'browser/history/android/android_history_provider_service_unittest.cc',
         'browser/history/android/android_history_types_unittest.cc',
         'browser/history/android/android_provider_backend_unittest.cc',
         'browser/history/android/android_urls_database_unittest.cc',
         'browser/history/android/bookmark_model_sql_handler_unittest.cc',
         'browser/history/android/sqlite_cursor_unittest.cc',
         'browser/history/android/urls_sql_handler_unittest.cc',
         'browser/history/android/visit_sql_handler_unittest.cc',
         'browser/history/expire_history_backend_unittest.cc',
         'browser/history/history_backend_unittest.cc',
+        'browser/history/history_database_unittest.cc',
         'browser/history/history_querying_unittest.cc',
         'browser/history/history_types_unittest.cc',
         'browser/history/history_unittest.cc',
         'browser/history/history_unittest_base.cc',
         'browser/history/history_unittest_base.h',
         'browser/history/in_memory_url_index_types_unittest.cc',
         'browser/history/in_memory_url_index_unittest.cc',
         'browser/history/query_parser_unittest.cc',
         'browser/history/scored_history_match_unittest.cc',
         'browser/history/shortcuts_backend_unittest.cc',
         'browser/history/shortcuts_database_unittest.cc',
         'browser/history/snippet_unittest.cc',
-        'browser/history/starred_url_database_unittest.cc',
         'browser/history/text_database_manager_unittest.cc',
         'browser/history/text_database_unittest.cc',
         'browser/history/thumbnail_database_unittest.cc',
         'browser/history/top_sites_database_unittest.cc',
         'browser/history/top_sites_unittest.cc',
         'browser/history/url_database_unittest.cc',
         'browser/history/visit_database_unittest.cc',
         'browser/history/visit_filter_unittest.cc',
         'browser/history/visit_tracker_unittest.cc',
         'browser/importer/firefox_importer_unittest.cc',
@@ skipping 3380 matching lines @@
                 '--result', '<@(_outputs)',
                 '--isolate', 'browser_tests.isolate',
               ],
             },
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }