[Sync] Move some things from driver to base.

components/sync/BUILD.gn

Index: components/sync/BUILD.gn
diff --git a/components/sync/BUILD.gn b/components/sync/BUILD.gn
index 850ec8f7d642ecbe85da0700ce56c53fdabbbd90..b2e5f60e0fa4bc71e8d5a401e11ceac9dc7d4bff 100644
--- a/components/sync/BUILD.gn
+++ b/components/sync/BUILD.gn
@@ -82,6 +82,10 @@ static_library("sync") {
     "base/get_session_name_win.cc",
     "base/get_session_name_win.h",
     "base/immutable.h",
+    "base/invalidation_adapter.cc",
+    "base/invalidation_adapter.h",
+    "base/invalidation_helper.cc",
+    "base/invalidation_helper.h",
     "base/invalidation_interface.cc",
     "base/invalidation_interface.h",
     "base/logging.cc",
@@ -94,13 +98,21 @@ static_library("sync") {
     "base/ordinal.h",
     "base/passphrase_type.cc",
     "base/passphrase_type.h",
+    "base/pref_names.cc",
+    "base/pref_names.h",
     "base/progress_marker_map.cc",
     "base/progress_marker_map.h",
     "base/proto_value_ptr.h",
+    "base/report_unrecoverable_error.cc",
+    "base/report_unrecoverable_error.h",
     "base/stop_source.h",
     "base/sync_db_util.h",
+    "base/sync_prefs.cc",
+    "base/sync_prefs.h",
     "base/syncer_error.cc",
     "base/syncer_error.h",
+    "base/system_encryptor.cc",
+    "base/system_encryptor.h",
     "base/time.cc",
     "base/time.h",
     "base/unique_position.cc",
@@ -270,8 +282,6 @@ static_library("sync") {
     "driver/generic_change_processor_factory.h",
     "driver/glue/browser_thread_model_worker.cc",
     "driver/glue/browser_thread_model_worker.h",
-    "driver/glue/chrome_report_unrecoverable_error.cc",
-    "driver/glue/chrome_report_unrecoverable_error.h",
     "driver/glue/sync_backend_host.cc",
     "driver/glue/sync_backend_host.h",
     "driver/glue/sync_backend_host_core.cc",
@@ -282,10 +292,6 @@ static_library("sync") {
     "driver/glue/sync_backend_registrar.h",
     "driver/glue/ui_model_worker.cc",
     "driver/glue/ui_model_worker.h",
-    "driver/invalidation_adapter.cc",
-    "driver/invalidation_adapter.h",
-    "driver/invalidation_helper.cc",
-    "driver/invalidation_helper.h",
     "driver/model_association_manager.cc",
     "driver/model_association_manager.h",
     "driver/model_associator.h",
@@ -293,8 +299,6 @@ static_library("sync") {
     "driver/model_type_controller.h",
     "driver/non_ui_data_type_controller.cc",
     "driver/non_ui_data_type_controller.h",
-    "driver/pref_names.cc",
-    "driver/pref_names.h",
     "driver/protocol_event_observer.cc",
     "driver/protocol_event_observer.h",
     "driver/proxy_data_type_controller.cc",
@@ -316,8 +320,6 @@ static_library("sync") {
     "driver/sync_error_controller.h",
     "driver/sync_frontend.cc",
     "driver/sync_frontend.h",
-    "driver/sync_prefs.cc",
-    "driver/sync_prefs.h",
     "driver/sync_service.cc",
     "driver/sync_service.h",
     "driver/sync_service_observer.cc",
@@ -329,8 +331,6 @@ static_library("sync") {
     "driver/sync_type_preference_provider.h",
     "driver/sync_util.cc",
     "driver/sync_util.h",
-    "driver/system_encryptor.cc",
-    "driver/system_encryptor.h",
     "driver/ui_data_type_controller.cc",
     "driver/ui_data_type_controller.h",
     "driver/user_selectable_sync_type.h",
@@ -806,6 +806,8 @@ source_set("unit_tests") {
     "base/ordinal_unittest.cc",
     "base/proto_value_ptr_unittest.cc",
     "base/protobuf_unittest.cc",
+    "base/sync_prefs_unittest.cc",
+    "base/system_encryptor_unittest.cc",
     "base/unique_position_unittest.cc",
     "base/weak_handle_unittest.cc",
     "core/change_record_unittest.cc",
@@ -856,10 +858,8 @@ source_set("unit_tests") {
     "driver/non_ui_data_type_controller_unittest.cc",
     "driver/shared_change_processor_unittest.cc",
     "driver/startup_controller_unittest.cc",
-    "driver/sync_prefs_unittest.cc",
     "driver/sync_stopped_reporter_unittest.cc",
     "driver/sync_util_unittest.cc",
-    "driver/system_encryptor_unittest.cc",
     "driver/ui_data_type_controller_unittest.cc",
     "engine/cycle/sync_cycle_snapshot_unittest.cc",
     "engine/model_safe_worker_unittest.cc",