Merge 143512

Source/WebCore/platform/leveldb/LevelDBDatabase.cpp

 /*
  * 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 115 matching lines @@
     m_comparatorAdapter.clear();
     m_env.clear();
 }
 
 static leveldb::Status openDB(leveldb::Comparator* comparator, leveldb::Env* env, const String& path, leveldb::DB** db)
 {
     leveldb::Options options;
     options.comparator = comparator;
     options.create_if_missing = true;
     options.paranoid_checks = true;
+    // 20 max_open_files is the minimum LevelDB allows.
+    options.max_open_files = 20;
     options.env = env;
 
     return leveldb::DB::Open(options, path.utf8().data(), db);
 }
 
 bool LevelDBDatabase::destroy(const String& fileName)
 {
     leveldb::Options options;
     options.env = leveldb::IDBEnv();
     const leveldb::Status s = leveldb::DestroyDB(fileName.utf8().data(), options);
@@ skipping 189 matching lines @@
 }
 
 const LevelDBComparator* LevelDBDatabase::comparator() const
 {
     return m_comparator;
 }
 
 }
 
 #endif