[Sync] Refactor GetEncryptedTypes usage.

sync/internal_api/test/test_user_share.cc

 // 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.
 
 #include "sync/internal_api/public/test/test_user_share.h"
 
 #include "base/compiler_specific.h"
 #include "sync/syncable/directory.h"
 #include "sync/test/engine/test_directory_setter_upper.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 21 matching lines @@
   ignore_result(user_share_->directory.release());
 
   user_share_.reset();
   dir_maker_->TearDown();
 }
 
 UserShare* TestUserShare::user_share() {
   return user_share_.get();
 }
 
+SyncEncryptionHandler* TestUserShare::encryption_handler() {
+  return dir_maker_->encryption_handler();
+}
+
 }  // namespace syncer