IndexedDB: Various C++11isms and cleanup

Source/modules/indexeddb/IDBCursor.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 75 matching lines @@
     IDBCursor(PassOwnPtr<WebIDBCursor>, WebIDBCursorDirection, IDBRequest*, IDBAny* source, IDBTransaction*);
 
 private:
     IDBObjectStore* effectiveObjectStore() const;
 
     OwnPtr<WebIDBCursor> m_backend;
     Member<IDBRequest> m_request;
     const WebIDBCursorDirection m_direction;
     Member<IDBAny> m_source;
     Member<IDBTransaction> m_transaction;
-    bool m_gotValue;
-    bool m_keyDirty;
-    bool m_primaryKeyDirty;
-    bool m_valueDirty;
+    bool m_gotValue = false;
+    bool m_keyDirty = true;
+    bool m_primaryKeyDirty = true;
+    bool m_valueDirty = true;
     Member<IDBKey> m_key;
     Member<IDBKey> m_primaryKey;
     RefPtr<IDBValue> m_value;
 };
 
 } // namespace blink
 
 #endif // IDBCursor_h