introduce chrome/browser/common directory and move url_database(and its dependencies)

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 166 matching lines @@
         'browser/ssl/ssl_client_auth_requestor_mock.h',
         'browser/ui/browser.h',
         'browser/ui/cocoa/run_loop_testing.h',
         'browser/ui/cocoa/run_loop_testing.mm',
         'browser/ui/cocoa/test/ui_test_utils_mac.mm',
         'browser/ui/fullscreen/fullscreen_controller_test.cc',
         'browser/ui/fullscreen/fullscreen_controller_test.h',
         'browser/ui/gtk/test/ui_test_utils_gtk.cc',
         'browser/ui/panels/base_panel_browser_test.cc',
         'browser/ui/panels/base_panel_browser_test.h',
-        'browser/ui/panels/test_panel_notification_observer.cc',
-        'browser/ui/panels/test_panel_notification_observer.h',
+        'browser/ui/panels/test_panel_notification_observer.cc',
+        'browser/ui/panels/test_panel_notification_observer.h',
         'browser/ui/panels/test_panel_active_state_observer.cc',
         'browser/ui/panels/test_panel_active_state_observer.h',
         'browser/ui/panels/test_panel_mouse_watcher.cc',
         'browser/ui/panels/test_panel_mouse_watcher.h',
         'browser/ui/panels/test_panel_strip_squeeze_observer.cc',
         'browser/ui/panels/test_panel_strip_squeeze_observer.h',
         'browser/ui/tab_contents/test_tab_contents.cc',
         'browser/ui/tab_contents/test_tab_contents.h',
         'browser/ui/views/test/ui_test_utils_aura.cc',
         'browser/ui/views/test/ui_test_utils_win.cc',
@@ skipping 986 matching lines @@
         'browser/chromeos/settings/stub_cros_settings_provider_unittest.cc',
         'browser/chromeos/status/network_menu_icon.cc',
         'browser/chromeos/status/network_menu_icon_unittest.cc',
         'browser/chromeos/system/mock_statistics_provider.cc',
         'browser/chromeos/system/mock_statistics_provider.h',
         'browser/chromeos/system/name_value_pairs_parser_unittest.cc',
         'browser/chromeos/system_logs/lsb_release_log_source_unittest.cc',
         'browser/chromeos/version_loader_unittest.cc',
         'browser/chromeos/web_socket_proxy_helper_unittest.cc',
         'browser/command_updater_unittest.cc',
+        'browser/common/url_database/url_database_unittest.cc',
         'browser/component_updater/test/component_installers_unittest.cc',
         'browser/component_updater/test/component_updater_service_unittest.cc',
         'browser/component_updater/component_updater_interceptor.cc',
         'browser/component_updater/component_updater_interceptor.h',
         'browser/content_settings/content_settings_default_provider_unittest.cc',
         'browser/content_settings/content_settings_mock_observer.cc',
         'browser/content_settings/content_settings_mock_observer.h',
         'browser/content_settings/content_settings_mock_provider.cc',
         'browser/content_settings/content_settings_mock_provider.h',
         'browser/content_settings/content_settings_origin_identifier_value_map_unittest.cc',
@@ skipping 150 matching lines @@
         'browser/history/scored_history_match_unittest.cc',
         'browser/history/select_favicon_frames_unittest.cc',
         'browser/history/shortcuts_backend_unittest.cc',
         'browser/history/shortcuts_database_unittest.cc',
         'browser/history/snippet_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',
         'browser/importer/firefox_importer_unittest_messages_internal.h',
         'browser/importer/firefox_importer_unittest_utils.h',
         'browser/importer/firefox_importer_unittest_utils_mac.cc',
         'browser/importer/firefox_importer_utils_unittest.cc',
         'browser/importer/firefox_profile_lock_unittest.cc',
         'browser/importer/firefox_proxy_settings_unittest.cc',
@@ skipping 3425 matching lines @@
                 '--result', '<@(_outputs)',
                 '--isolate', 'browser_tests.isolate',
               ],
             },
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }