[Sync] Move sync/{internal_api,syncable} into syncer namespace

sync/syncable/nigori_util.h

 // 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.
 
 // Various utility methods for nigori-based multi-type encryption.
 
 #ifndef SYNC_SYNCABLE_NIGORI_UTIL_H_
 #define SYNC_SYNCABLE_NIGORI_UTIL_H_
 #pragma once
 
 #include "base/compiler_specific.h"
 #include "sync/internal_api/public/syncable/model_type.h"
 #include "sync/protocol/nigori_specifics.pb.h"
 
-namespace syncer {
-class Cryptographer;
-}
-
 namespace sync_pb {
 class EntitySpecifics;
 }
 
+namespace syncer {
+class Cryptographer;
+
 namespace syncable {
 
 const char kEncryptedString[] = "encrypted";
 
 class BaseTransaction;
 class Entry;
 class MutableEntry;
 class WriteTransaction;
 
 // Check if our unsyced changes are encrypted if they need to be based on
@@ skipping 31 matching lines @@
 
 // Stores |new_specifics| into |entry|, encrypting if necessary.
 // Returns false if an error encrypting occurred (does not modify |entry|).
 // Note: gracefully handles new_specifics aliasing with entry->Get(SPECIFICS).
 bool UpdateEntryWithEncryption(
     syncer::Cryptographer* cryptographer,
     const sync_pb::EntitySpecifics& new_specifics,
     MutableEntry* entry);
 
 }  // namespace syncable
+}  // namespace syncer
 
 #endif  // SYNC_SYNCABLE_NIGORI_UTIL_H_