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

sync/protocol/history_status.proto

Index: sync/protocol/history_status.proto
diff --git a/sync/protocol/history_status.proto b/sync/protocol/history_status.proto
deleted file mode 100644
index e0f5ac9eaf27f81c388ed19fffc6047bb22faaa9..0000000000000000000000000000000000000000
--- a/sync/protocol/history_status.proto
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright 2016 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
-
-syntax = "proto2";
-
-option optimize_for = LITE_RUNTIME;
-option retain_unknown_fields = true;
-
-package sync_pb;
-
-message HistoryStatusRequest {
-}
-
-// Response to a history status request.
-message HistoryStatusResponse {
-  // Minimal time to wait before issuing another request.
-  optional int32 min_poll_interval_seconds = 1 [default = 3600];
-
-  // Indicates whether the history corpuses have any derived data for a user.
-  optional bool has_derived_data = 2;
-}