[Sync] Move the last things out of core/.

components/sync/core/non_blocking_sync_common.cc

Index: components/sync/core/non_blocking_sync_common.cc
diff --git a/components/sync/core/non_blocking_sync_common.cc b/components/sync/core/non_blocking_sync_common.cc
deleted file mode 100644
index 51121b800392d671daf8fd7bb5a157eba8cc2cd8..0000000000000000000000000000000000000000
--- a/components/sync/core/non_blocking_sync_common.cc
+++ /dev/null
@@ -1,29 +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.
-
-#include "components/sync/core/non_blocking_sync_common.h"
-
-namespace syncer {
-
-CommitRequestData::CommitRequestData() {}
-
-CommitRequestData::CommitRequestData(const CommitRequestData& other) = default;
-
-CommitRequestData::~CommitRequestData() {}
-
-CommitResponseData::CommitResponseData() {}
-
-CommitResponseData::CommitResponseData(const CommitResponseData& other) =
-    default;
-
-CommitResponseData::~CommitResponseData() {}
-
-UpdateResponseData::UpdateResponseData() {}
-
-UpdateResponseData::UpdateResponseData(const UpdateResponseData& other) =
-    default;
-
-UpdateResponseData::~UpdateResponseData() {}
-
-}  // namespace syncer