Move sync test code out of chrome/test

chrome/test/sync/null_directory_change_delegate.h

Index: chrome/test/sync/null_directory_change_delegate.h
===================================================================
--- chrome/test/sync/null_directory_change_delegate.h	(revision 99413)
+++ chrome/test/sync/null_directory_change_delegate.h	(working copy)
@@ -1,33 +0,0 @@
-// Copyright (c) 2011 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.
-
-#ifndef CHROME_TEST_SYNC_NULL_DIRECTORY_CHANGE_DELEGATE_H_
-#define CHROME_TEST_SYNC_NULL_DIRECTORY_CHANGE_DELEGATE_H_
-#pragma once
-
-#include "base/compiler_specific.h"
-#include "chrome/browser/sync/syncable/directory_change_delegate.h"
-
-namespace syncable {
-
-// DirectoryChangeDelegate that does nothing in all delegate methods.
-class NullDirectoryChangeDelegate : public DirectoryChangeDelegate {
- public:
-  virtual ~NullDirectoryChangeDelegate();
-
-  virtual void HandleCalculateChangesChangeEventFromSyncApi(
-      const EntryKernelMutationSet& mutations,
-      BaseTransaction* trans) OVERRIDE;
-  virtual void HandleCalculateChangesChangeEventFromSyncer(
-      const EntryKernelMutationSet& mutations,
-      BaseTransaction* trans) OVERRIDE;
-  virtual ModelTypeBitSet HandleTransactionEndingChangeEvent(
-      BaseTransaction* trans) OVERRIDE;
-  virtual void HandleTransactionCompleteChangeEvent(
-      const ModelTypeBitSet& models_with_changes) OVERRIDE;
-};
-
-}  // namespace syncable
-
-#endif  // CHROME_TEST_SYNC_NULL_DIRECTORY_CHANGE_DELEGATE_H_