[Sync] Rename ModelEnumSet to ModelTypeSet

chrome/browser/sync/internal_api/base_transaction.cc

 // 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.
 
 #include "base_transaction.h"
 
 #include "chrome/browser/sync/syncable/directory_manager.h"
 #include "chrome/browser/sync/util/cryptographer.h"
 
 using browser_sync::Cryptographer;
 
 namespace sync_api {
 
 //////////////////////////////////////////////////////////////////////////
 // BaseTransaction member definitions
 BaseTransaction::BaseTransaction(UserShare* share)
     : lookup_(NULL) {
   DCHECK(share && share->dir_manager.get());
   lookup_ = new syncable::ScopedDirLookup(share->dir_manager.get(),
                                           share->name);
   cryptographer_ = share->dir_manager->GetCryptographer(this);
   if (!(lookup_->good()))
     DCHECK(false) << "ScopedDirLookup failed on valid DirManager.";
 }
 BaseTransaction::~BaseTransaction() {
   delete lookup_;
 }
 
-syncable::ModelEnumSet GetEncryptedTypes(
+syncable::ModelTypeSet GetEncryptedTypes(
     const sync_api::BaseTransaction* trans) {
   Cryptographer* cryptographer = trans->GetCryptographer();
   return cryptographer->GetEncryptedTypes();
 }
 
 } // namespace sync_api