sync: Finish non-blocking type encryption support

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/config/features.gni")
 
 component("sync") {
   deps = [
     ":sync_core",
     "//sync/protocol",
@@ skipping 42 matching lines @@
     "engine/commit_contributor.h",
     "engine/commit.h",
     "engine/commit_processor.cc",
     "engine/commit_processor.h",
     "engine/commit_util.cc",
     "engine/commit_util.h",
     "engine/conflict_resolver.cc",
     "engine/conflict_resolver.h",
     "engine/conflict_util.cc",
     "engine/conflict_util.h",
-    "engine/cryptographer_provider.cc",
-    "engine/cryptographer_provider.h",
     "engine/directory_commit_contribution.cc",
     "engine/directory_commit_contribution.h",
     "engine/directory_commit_contributor.cc",
     "engine/directory_commit_contributor.h",
-    "engine/directory_cryptographer_provider.cc",
-    "engine/directory_cryptographer_provider.h",
     "engine/directory_update_handler.cc",
     "engine/directory_update_handler.h",
     "engine/entity_tracker.cc",
     "engine/entity_tracker.h",
     "engine/get_commit_ids.cc",
     "engine/get_commit_ids.h",
     "engine/get_updates_delegate.cc",
     "engine/get_updates_delegate.h",
     "engine/get_updates_processor.cc",
     "engine/get_updates_processor.h",
@@ skipping 357 matching lines @@
     "test/engine/mock_connection_manager.cc",
     "test/engine/mock_connection_manager.h",
     "test/engine/mock_model_type_sync_proxy.cc",
     "test/engine/mock_model_type_sync_proxy.h",
     "test/engine/mock_model_type_sync_worker.cc",
     "test/engine/mock_model_type_sync_worker.h",
     "test/engine/mock_nudge_handler.cc",
     "test/engine/mock_nudge_handler.h",
     "test/engine/mock_update_handler.cc",
     "test/engine/mock_update_handler.h",
-    "test/engine/simple_cryptographer_provider.cc",
-    "test/engine/simple_cryptographer_provider.h",
     "test/engine/single_type_mock_server.cc",
     "test/engine/single_type_mock_server.h",
     "test/engine/test_directory_setter_upper.cc",
     "test/engine/test_directory_setter_upper.h",
     "test/engine/test_id_factory.h",
     "test/engine/test_syncable_utils.cc",
     "test/engine/test_syncable_utils.h",
     "test/fake_encryptor.cc",
     "test/fake_encryptor.h",
     "test/fake_sync_encryption_handler.cc",
@@ skipping 312 matching lines @@
       "//base",
       "//base/test:test_support",
       "//net:test_support",
       "//testing/gtest",
       ":test_support_sync_testserver",
     ]
   }
 }
 
 #TODO(GYP): Need to port sync_android.gypi and Android test targets.