[Sync] Move //sync to //components/sync.

sync/protocol/synced_notification_app_info_specifics.proto

Index: sync/protocol/synced_notification_app_info_specifics.proto
diff --git a/sync/protocol/synced_notification_app_info_specifics.proto b/sync/protocol/synced_notification_app_info_specifics.proto
deleted file mode 100644
index cfdbfd06651bb2f6bba28ee0aa40d35c283115a2..0000000000000000000000000000000000000000
--- a/sync/protocol/synced_notification_app_info_specifics.proto
+++ /dev/null
@@ -1,17 +0,0 @@
-// 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.
-//
-// Sync protocol datatype extension for synced notification app info objects.
-// DO NOT USE: This datatype is deprecated.
-
-syntax = "proto2";
-
-option optimize_for = LITE_RUNTIME;
-option retain_unknown_fields = true;
-
-package sync_pb;
-
-// This message is kept around for backwards compatibility sake.
-message SyncedNotificationAppInfoSpecifics {
-}