Componentize content_settings_types.h

components/content_settings.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': [
     {
-      'target_name': 'search',
-      'type': 'static_library',
-      'dependencies': [
-        '../base/base.gyp:base'
-      ],
+      # GN version: //components/content_settings/core/common
+      'target_name': 'content_settings_core_common',
+      'type': 'none',
       'include_dirs': [
         '..',
       ],
       'sources': [
-        'search/search.cc',
-        'search/search.h',
-        'search/search_switches.cc',
-        'search/search_switches.h',
+        # Note: sources list duplicated in GN build.
+        'content_settings/core/common/content_settings_types.h',
       ],
     },
   ],
 }