[SyncFS] Replace leveldb classes with LevelDBWrapper

chrome/browser/sync_file_system/drive_backend/leveldb_wrapper_unittest.cc

 // Copyright 2014 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 "chrome/browser/sync_file_system/drive_backend/leveldb_wrapper.h"
 
 #include <string>
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/logging.h"
@@ skipping 20 matching lines @@
     in_memory_env_.reset(leveldb::NewMemEnv(leveldb::Env::Default()));
     InitializeLevelDB();
   }
 
   virtual void TearDown() OVERRIDE {
     db_.reset();
     in_memory_env_.reset();
   }
 
   void CreateDefaultDatabase() {
-    leveldb::DB* db = db_->GetLevelDBForTesting();
+    leveldb::DB* db = db_->GetLevelDB();
 
     // Expected contents are
     // {"a": "1", "ab": "0", "bb": "3", "d": "4"}
     const char* keys[] = {"ab", "a", "d", "bb", "d"};
     for (size_t i = 0; i < arraysize(keys); ++i) {
       leveldb::Status status =
           db->Put(leveldb::WriteOptions(), keys[i], base::Int64ToString(i));
       ASSERT_TRUE(status.ok());
     }
   }
@@ skipping 149 matching lines @@
   GetDB()->Delete("ab");
   GetDB()->Commit();
   GetDB()->Clear();
 
   SCOPED_TRACE("DeleteTest_Commit");
   CheckDBContents(merged_data, arraysize(merged_data));
 }
 
 }  // namespace drive_backend
 }  // namespace sync_file_system