Issue 16827. Add 'set length' to NodeList.

editor/util/plugins/com.google.dart.java2dart/resources/ast_include.dart

 
 /**
  * Instances of the class {@code NodeList} represent a list of AST nodes that have a common parent.
  */
 class NodeList<E extends ASTNode> extends Object with ListMixin<E> {
   /**
    * Create an empty list with the given owner. This is a convenience method that allows the
    * compiler to determine the correct value of the type argument [E] without needing to
    * explicitly specify it.
    *
@@ skipping 99 matching lines @@
     return removedNode;
   }
   void operator[]=(int index, E node) {
     if (index < 0 || index >= _elements.length) {
       throw new RangeError("Index: ${index}, Size: ${_elements.length}");
     }
     owner.becomeParentOf(node);
     _elements[index] = node;
   }
   int get length => _elements.length;
+  void set length(int value) {
+    throw new UnsupportedError("Cannot resize NodeList.");
+  }
 }