Fix parsing of DOMString[] in IDL

client/dom/generated/src/frog/IDBObjectStore.dart

 
 class _IDBObjectStoreJs extends _DOMTypeJs implements IDBObjectStore native "*IDBObjectStore" {
 
   final String keyPath;
 
   final String name;
 
   final _IDBTransactionJs transaction;
 
   _IDBRequestJs add(Dynamic value, [_IDBKeyJs key = null]) native;
 
   _IDBRequestJs clear() native;
 
   _IDBRequestJs count([_IDBKeyRangeJs range = null]) native;
 
   _IDBIndexJs createIndex(String name, String keyPath) native;
 
-  _IDBRequestJs delete(_IDBKeyJs key) native;
+  _IDBRequestJs delete(var key_OR_keyRange) native;
 
   void deleteIndex(String name) native;
 
   _IDBRequestJs getObject(_IDBKeyJs key) native '''return this.get(key);''';
 
   _IDBIndexJs index(String name) native;
 
   _IDBRequestJs openCursor([_IDBKeyRangeJs range = null, int direction = null]) native;
 
   _IDBRequestJs put(Dynamic value, [_IDBKeyJs key = null]) native;
 }