Merge 144323

Source/WebCore/platform/leveldb/LevelDBDatabase.h

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 47 matching lines @@
 
     leveldb::DB* m_db;
     const leveldb::Snapshot* m_snapshot;
 };
 
 class LevelDBDatabase {
 public:
     static PassOwnPtr<LevelDBDatabase> open(const String& fileName, const LevelDBComparator*);
     static PassOwnPtr<LevelDBDatabase> openInMemory(const LevelDBComparator*);
     static bool destroy(const String& fileName);
-    ~LevelDBDatabase();
+    virtual ~LevelDBDatabase();
 
     bool put(const LevelDBSlice& key, const Vector<char>& value);
     bool remove(const LevelDBSlice& key);
-    bool safeGet(const LevelDBSlice& key, Vector<char>& value, bool& found, const LevelDBSnapshot* = 0);
+    virtual bool safeGet(const LevelDBSlice& key, Vector<char>& value, bool& found, const LevelDBSnapshot* = 0);
     bool write(LevelDBWriteBatch&);
     PassOwnPtr<LevelDBIterator> createIterator(const LevelDBSnapshot* = 0);
     const LevelDBComparator* comparator() const;
 
+protected:
+    LevelDBDatabase();
+
 private:
     friend class LevelDBSnapshot;
-    LevelDBDatabase();
 
     OwnPtr<leveldb::Env> m_env;
     OwnPtr<leveldb::Comparator> m_comparatorAdapter;
     OwnPtr<leveldb::DB> m_db;
     const LevelDBComparator* m_comparator;
 };
 
 }
 
 #endif
 #endif