arc: Create sync protos for Arc package.

components/sync_driver/pref_names.cc

 // 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.
 
 #include "build/build_config.h"
 #include "components/sync_driver/pref_names.h"
 
 namespace sync_driver {
 
 namespace prefs {
@@ skipping 14 matching lines @@
 // future ones, as they're added).  If this is true, the following preferences
 // (kSyncBookmarks, kSyncPasswords, etc.) can all be ignored.
 const char kSyncKeepEverythingSynced[] = "sync.keep_everything_synced";
 
 // Booleans specifying whether the user has selected to sync the following
 // datatypes.
 const char kSyncAppList[] = "sync.app_list";
 const char kSyncAppNotifications[] = "sync.app_notifications";
 const char kSyncAppSettings[] = "sync.app_settings";
 const char kSyncApps[] = "sync.apps";
+const char kSyncArcPackage[] = "sync.arc_package";
 const char kSyncArticles[] = "sync.articles";
 const char kSyncAutofillProfile[] = "sync.autofill_profile";
 const char kSyncAutofillWallet[] = "sync.autofill_wallet";
 const char kSyncAutofillWalletMetadata[] = "sync.autofill_wallet_metadata";
 const char kSyncAutofill[] = "sync.autofill";
 const char kSyncBookmarks[] = "sync.bookmarks";
 const char kSyncDeviceInfo[] = "sync.device_info";
 const char kSyncDictionary[] = "sync.dictionary";
 const char kSyncExtensionSettings[] = "sync.extension_settings";
 const char kSyncExtensions[] = "sync.extensions";
@@ skipping 74 matching lines @@
 // Updated Nigori state after user entering passphrase. This Nigori state should
 // be persisted across restarts and passed to backend when it is initialized
 // after directory cleanup. Preference contains base64 encoded serialized
 // sync_pb::NigoriSpecifics.
 const char kSyncNigoriStateForPassphraseTransition[] =
     "sync.nigori_state_for_passphrase_transition";
 
 }  // namespace prefs
 
 }  // namespace sync_driver