Componentize TopSites, TopSitesBackend, TopSitesDatabase

components/history.gypi

 # 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.
 
 {
   'targets': [
     {
       # GN version: //components/history/core/browser
       'target_name': 'history_core_browser',
       'type': 'static_library',
       'include_dirs': [
         '..',
       ],
       'dependencies': [
         '../base/base.gyp:base',
         '../net/net.gyp:net',
+        '../skia/skia.gyp:skia',
         '../sql/sql.gyp:sql',
         '../third_party/sqlite/sqlite.gyp:sqlite',
         '../ui/base/ui_base.gyp:ui_base',
         '../ui/gfx/gfx.gyp:gfx',
         '../url/url.gyp:url_lib',
         'favicon_base',
         'history_core_browser_proto',
         'keyed_service_core',
         'query_parser',
       ],
@@ skipping 29 matching lines @@
         'history/core/browser/in_memory_database.h',
         'history/core/browser/in_memory_url_index_types.cc',
         'history/core/browser/in_memory_url_index_types.h',
         'history/core/browser/keyword_id.h',
         'history/core/browser/keyword_search_term.cc',
         'history/core/browser/keyword_search_term.h',
         'history/core/browser/page_usage_data.cc',
         'history/core/browser/page_usage_data.h',
         'history/core/browser/thumbnail_database.cc',
         'history/core/browser/thumbnail_database.h',
+        'history/core/browser/top_sites.cc',
+        'history/core/browser/top_sites.h',
+        'history/core/browser/top_sites_backend.cc',
+        'history/core/browser/top_sites_backend.h',
         'history/core/browser/top_sites_cache.cc',
         'history/core/browser/top_sites_cache.h',
+        'history/core/browser/top_sites_database.cc',
+        'history/core/browser/top_sites_database.h',
         'history/core/browser/top_sites_observer.h',
         'history/core/browser/url_database.cc',
         'history/core/browser/url_database.h',
         'history/core/browser/url_row.cc',
         'history/core/browser/url_row.h',
         'history/core/browser/url_utils.cc',
         'history/core/browser/url_utils.h',
         'history/core/browser/visit_database.cc',
         'history/core/browser/visit_database.h',
         'history/core/browser/visit_filter.cc',
@@ skipping 67 matching lines @@
       ],
       'dependencies': [
         '../base/base.gyp:base',
         '../sql/sql.gyp:sql',
         '../testing/gtest.gyp:gtest',
         '../url/url.gyp:url_lib',
         'history_core_browser',
       ],
       'sources': [
         # Note: sources list duplicated in GN build.
+        'history/core/test/database_test_utils.cc',
+        'history/core/test/database_test_utils.h',
         'history/core/test/history_client_fake_bookmarks.cc',
         'history/core/test/history_client_fake_bookmarks.h',
         'history/core/test/history_unittest_base.cc',
         'history/core/test/history_unittest_base.h',
         'history/core/test/test_history_database.cc',
         'history/core/test/test_history_database.h',
       ],
     },
   ],
   'conditions': [
@@ skipping 17 matching lines @@
             'history/content/browser/history_context_helper.cc',
             'history/content/browser/history_context_helper.h',
             'history/content/browser/history_database_helper.cc',
             'history/content/browser/history_database_helper.h',
           ],
         }
       ],
     }],
   ],
 }