anchor.diff:  class CollectionTransformer extends Transformer {
     final CoreTypes coreTypes;
     final Procedure listAdd;
  -  final Procedure listAddAll;
   
     CollectionTransformer(SourceLoader loader)
         : coreTypes = loader.coreTypes,
  -        listAdd = loader.coreTypes.index.getMember('dart:core', 'List', 'add'),
  -        listAddAll =
  -            loader.coreTypes.index.getMember('dart:core', 'List', 'addAll');
  +        listAdd = loader.coreTypes.index.getMember('dart:core', 'List', 'add');
   
     @override
     TreeNode visitListLiteral(ListLiteral node) {
  
positive.code:         BlockExpression,
          Expression,
          ExpressionStatement,
          InterfaceType,
          InvalidExpression,
          ListLiteral,
  
negative.code: 
      VariableDeclaration list = new VariableDeclaration.forValue(
          new ListLiteral([], typeArgument: node.typeArgument),
          type: new InterfaceType(coreTypes.listClass, [node.typeArgument]),
          isFinal: true);
      List<Statement> body = [list];
      for (int j = 0; j < i; ++j) {
        body.add(new ExpressionStatement(new MethodInvocation(
  