[Sync] Move DataTypeErrorHandler to //sync.

sync/sync.gyp

 # Copyright 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': {
     'chromium_code': 1,
     # Setting these two variables allows other targets to use the
     # sync_proto_sources variable as the list of sync protocol buffer files.
     'sync_proto_sources_dir': 'protocol',
@@ skipping 261 matching lines @@
         'internal_api/public/base_transaction.h',
         'internal_api/public/change_record.h',
         'internal_api/public/configure_reason.h',
         'internal_api/public/connection_status.h',
         'internal_api/public/data_batch_impl.h',
         'internal_api/public/data_batch_impl.cc',
         'internal_api/public/data_type_association_stats.cc',
         'internal_api/public/data_type_association_stats.h',
         'internal_api/public/data_type_debug_info_listener.cc',
         'internal_api/public/data_type_debug_info_listener.h',
+        'internal_api/public/data_type_error_handler.h',
         'internal_api/public/delete_journal.h',
         'internal_api/public/engine/model_safe_worker.cc',
         'internal_api/public/engine/model_safe_worker.h',
         'internal_api/public/engine/passive_model_worker.cc',
         'internal_api/public/engine/passive_model_worker.h',
         'internal_api/public/engine/polling_constants.cc',
         'internal_api/public/engine/polling_constants.h',
         'internal_api/public/engine/sync_status.cc',
         'internal_api/public/engine/sync_status.h',
         'internal_api/public/events/clear_server_data_request_event.h',
@@ skipping 267 matching lines @@
       },
       'includes': [
         '../build/protoc.gypi'
       ],
       'defines': [
         'SYNC_IMPLEMENTATION'
       ],
     },
   ],
 }