IndexedDB: Various C++11isms and cleanup

Source/modules/indexeddb/IDBObjectStore.h

 /*
  * Copyright (C) 2010 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 102 matching lines @@
     IDBRequest* put(ScriptState*, WebIDBPutMode, IDBAny* source, const ScriptValue&, const ScriptValue& key, ExceptionState&);
 
     int64_t findIndexId(const String& name) const;
     bool containsIndex(const String& name) const
     {
         return findIndexId(name) != IDBIndexMetadata::InvalidId;
     }
 
     IDBObjectStoreMetadata m_metadata;
     Member<IDBTransaction> m_transaction;
-    bool m_deleted;
+    bool m_deleted = false;
 
     typedef HeapHashMap<String, Member<IDBIndex>> IDBIndexMap;
     IDBIndexMap m_indexMap;
 };
 
 } // namespace blink
 
 #endif // IDBObjectStore_h