FileTypePolicies class to load types from proto.

chrome/chrome_common.gypi

 # Copyright (c) 2013 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': {
     # File lists shared with GN build.
     'chrome_common_sources': [
       'common/all_messages.h',
       'common/attrition_experiments.h',
@@ skipping 198 matching lines @@
       'common/extensions/api/input_ime/input_components_handler.h',
     ],
     'chrome_common_full_safe_browsing_sources': [
       'common/safe_browsing/binary_feature_extractor.cc',
       'common/safe_browsing/binary_feature_extractor.h',
       'common/safe_browsing/binary_feature_extractor_mac.cc',
       'common/safe_browsing/binary_feature_extractor_posix.cc',
       'common/safe_browsing/binary_feature_extractor_win.cc',
       'common/safe_browsing/download_protection_util.cc',
       'common/safe_browsing/download_protection_util.h',
+      'common/safe_browsing/file_type_policies.cc',
+      'common/safe_browsing/file_type_policies.h',
       'common/safe_browsing/ipc_protobuf_message_macros.h',
       'common/safe_browsing/ipc_protobuf_message_null_macros.h',
       'common/safe_browsing/mach_o_image_reader_mac.cc',
       'common/safe_browsing/mach_o_image_reader_mac.h',
       'common/safe_browsing/pe_image_reader_win.cc',
       'common/safe_browsing/pe_image_reader_win.h',
       'common/safe_browsing/protobuf_message_log_macros.h',
       'common/safe_browsing/protobuf_message_param_traits.h',
       'common/safe_browsing/protobuf_message_read_macros.h',
       'common/safe_browsing/protobuf_message_write_macros.h',
@@ skipping 441 matching lines @@
           ],
           'dependencies': [
             'installer_util',
             '../base/base.gyp:base',
           ],
         },
       ],
     }],
   ],
 }