New version of dart:html

client/html/generated/src/wrapping/_IDBKeyRangeWrappingImplementation.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // WARNING: Do not edit - generated code.
 
 class IDBKeyRangeWrappingImplementation extends DOMWrapperBase implements IDBKeyRange {
   IDBKeyRangeWrappingImplementation._wrap(ptr) : super._wrap(ptr) {}
 
   IDBKey get lower() { return LevelDom.wrapIDBKey(_ptr.lower); }
 
   bool get lowerOpen() { return _ptr.lowerOpen; }
 
   IDBKey get upper() { return LevelDom.wrapIDBKey(_ptr.upper); }
 
   bool get upperOpen() { return _ptr.upperOpen; }
 
-  IDBKeyRange bound(IDBKey lower, IDBKey upper, [bool lowerOpen = null, bool upperOpen = null]) {
+  IDBKeyRange bound(IDBKey lower, IDBKey upper, [bool lowerOpen, bool upperOpen]) {
     if (lowerOpen === null) {
       if (upperOpen === null) {
         return LevelDom.wrapIDBKeyRange(_ptr.bound(LevelDom.unwrap(lower), LevelDom.unwrap(upper)));
       }
     } else {
       if (upperOpen === null) {
         return LevelDom.wrapIDBKeyRange(_ptr.bound(LevelDom.unwrap(lower), LevelDom.unwrap(upper), lowerOpen));
       } else {
         return LevelDom.wrapIDBKeyRange(_ptr.bound(LevelDom.unwrap(lower), LevelDom.unwrap(upper), lowerOpen, upperOpen));
       }
     }
     throw "Incorrect number or type of arguments";
   }
 
-  IDBKeyRange lowerBound(IDBKey bound, [bool open = null]) {
+  IDBKeyRange lowerBound(IDBKey bound, [bool open]) {
     if (open === null) {
       return LevelDom.wrapIDBKeyRange(_ptr.lowerBound(LevelDom.unwrap(bound)));
     } else {
       return LevelDom.wrapIDBKeyRange(_ptr.lowerBound(LevelDom.unwrap(bound), open));
     }
   }
 
   IDBKeyRange only(IDBKey value) {
     return LevelDom.wrapIDBKeyRange(_ptr.only(LevelDom.unwrap(value)));
   }
 
-  IDBKeyRange upperBound(IDBKey bound, [bool open = null]) {
+  IDBKeyRange upperBound(IDBKey bound, [bool open]) {
     if (open === null) {
       return LevelDom.wrapIDBKeyRange(_ptr.upperBound(LevelDom.unwrap(bound)));
     } else {
       return LevelDom.wrapIDBKeyRange(_ptr.upperBound(LevelDom.unwrap(bound), open));
     }
   }
 }