[Sync] Move SyncBackendRegistrar to engine/

components/sync/BUILD.gn

 # 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.
 
 import("//build/buildflag_header.gni")
 import("//build/config/features.gni")
 import("//components/sync/protocol/protocol_sources.gni")
 import("//testing/test.gni")
 
 static_library("sync") {
@@ skipping 108 matching lines @@
     "driver/frontend_data_type_controller.cc",
     "driver/frontend_data_type_controller.h",
     "driver/generic_change_processor.cc",
     "driver/generic_change_processor.h",
     "driver/generic_change_processor_factory.cc",
     "driver/generic_change_processor_factory.h",
     "driver/glue/sync_backend_host_core.cc",
     "driver/glue/sync_backend_host_core.h",
     "driver/glue/sync_backend_host_impl.cc",
     "driver/glue/sync_backend_host_impl.h",
-    "driver/glue/sync_backend_registrar.cc",
-    "driver/glue/sync_backend_registrar.h",
     "driver/model_association_manager.cc",
     "driver/model_association_manager.h",
     "driver/model_associator.h",
     "driver/model_type_controller.cc",
     "driver/model_type_controller.h",
     "driver/proxy_data_type_controller.cc",
     "driver/proxy_data_type_controller.h",
     "driver/shared_change_processor.cc",
     "driver/shared_change_processor.h",
     "driver/shared_change_processor_ref.cc",
@@ skipping 89 matching lines @@
     "engine/net/http_post_provider_interface.h",
     "engine/net/network_resources.h",
     "engine/non_blocking_sync_common.cc",
     "engine/non_blocking_sync_common.h",
     "engine/passive_model_worker.cc",
     "engine/passive_model_worker.h",
     "engine/polling_constants.cc",
     "engine/polling_constants.h",
     "engine/shutdown_reason.h",
     "engine/sync_auth_provider.h",
+    "engine/sync_backend_registrar.cc",
+    "engine/sync_backend_registrar.h",
     "engine/sync_encryption_handler.cc",
     "engine/sync_encryption_handler.h",
     "engine/sync_engine.cc",
     "engine/sync_engine.h",
     "engine/sync_engine_host.cc",
     "engine/sync_engine_host.h",
     "engine/sync_manager.cc",
     "engine/sync_manager.h",
     "engine/sync_manager_factory.cc",
     "engine/sync_manager_factory.h",
@@ skipping 599 matching lines @@
     "device_info/device_info_sync_service_unittest.cc",
     "device_info/device_info_util_unittest.cc",
     "device_info/local_device_info_provider_impl_unittest.cc",
     "driver/about_sync_util_unittest.cc",
     "driver/async_directory_type_controller_unittest.cc",
     "driver/backend_migrator_unittest.cc",
     "driver/data_type_manager_impl_unittest.cc",
     "driver/frontend_data_type_controller_unittest.cc",
     "driver/generic_change_processor_unittest.cc",
     "driver/glue/sync_backend_host_impl_unittest.cc",
-    "driver/glue/sync_backend_registrar_unittest.cc",
     "driver/model_association_manager_unittest.cc",
     "driver/model_type_controller_unittest.cc",
     "driver/shared_change_processor_unittest.cc",
     "driver/startup_controller_unittest.cc",
     "driver/sync_stopped_reporter_unittest.cc",
     "driver/sync_util_unittest.cc",
     "engine/attachments/attachment_store_frontend_unittest.cc",
     "engine/attachments/attachment_store_test_template.h",
     "engine/attachments/fake_attachment_downloader_unittest.cc",
     "engine/attachments/fake_attachment_uploader_unittest.cc",
     "engine/attachments/in_memory_attachment_store_unittest.cc",
     "engine/attachments/on_disk_attachment_store_unittest.cc",
     "engine/browser_thread_model_worker_unittest.cc",
     "engine/cycle/sync_cycle_snapshot_unittest.cc",
     "engine/model_safe_worker_unittest.cc",
     "engine/net/http_bridge_unittest.cc",
+    "engine/sync_backend_registrar_unittest.cc",
     "engine/ui_model_worker_unittest.cc",
     "engine_impl/apply_control_data_updates_unittest.cc",
     "engine_impl/attachments/attachment_downloader_impl_unittest.cc",
     "engine_impl/attachments/attachment_uploader_impl_unittest.cc",
     "engine_impl/backoff_delay_provider_unittest.cc",
     "engine_impl/cycle/nudge_tracker_unittest.cc",
     "engine_impl/cycle/status_controller_unittest.cc",
     "engine_impl/debug_info_event_listener_unittest.cc",
     "engine_impl/directory_commit_contribution_unittest.cc",
     "engine_impl/directory_update_handler_unittest.cc",
@@ skipping 251 matching lines @@
     deps = [
       ":fake_server_jni",
       ":sync",
       ":test_support_fake_server",
       "//base",
       "//testing/gtest",
       "//url:url",
     ]
   }
 }