[Sync] Move 'sync' target to sync/

sync/test/null_transaction_observer.h

Index: sync/test/null_transaction_observer.h
diff --git a/chrome/browser/sync/test/null_transaction_observer.h b/sync/test/null_transaction_observer.h
similarity index 54%
rename from chrome/browser/sync/test/null_transaction_observer.h
rename to sync/test/null_transaction_observer.h
index 74aa9d78e312dd3df4ac6ada81d239aa654bbc67..fbddadd3aeb1907de33072d5765171906d65ec0d 100644
--- a/chrome/browser/sync/test/null_transaction_observer.h
+++ b/sync/test/null_transaction_observer.h
@@ -1,12 +1,12 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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_BROWSER_SYNC_TEST_NULL_TRANSACTION_OBSERVER_H_
-#define CHROME_BROWSER_SYNC_TEST_NULL_TRANSACTION_OBSERVER_H_
+#ifndef SYNC_TEST_NULL_TRANSACTION_OBSERVER_H_
+#define SYNC_TEST_NULL_TRANSACTION_OBSERVER_H_
 #pragma once
 
-#include "chrome/browser/sync/util/weak_handle.h"
+#include "sync/util/weak_handle.h"
 
 namespace syncable {
 
@@ -18,4 +18,4 @@ browser_sync::WeakHandle<TransactionObserver> NullTransactionObserver();
 
 }  // namespace syncable
 
-#endif  // CHROME_BROWSER_SYNC_TEST_NULL_TRANSACTION_OBSERVER_H_
+#endif  // SYNC_TEST_NULL_TRANSACTION_OBSERVER_H_