Even less reliance on Compiler.closedWorld

pkg/compiler/lib/src/core_types.dart

 // Copyright (c) 2014, 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.
 
 // TODO(sigmund): rename and move to common/elements.dart
 library dart2js.type_system;
 
 import 'dart_types.dart';
 import 'elements/elements.dart'
     show
@@ skipping 112 matching lines @@
 
   /// The function `identical` in dart:core.
   FunctionElement get identicalFunction;
 
   /// The method `Function.apply`.
   FunctionElement get functionApplyMethod;
 
   /// Whether [element] is the same as [functionApplyMethod]. This will not
   /// resolve the apply method if it hasn't been seen yet during compilation.
   bool isFunctionApplyMethod(Element element);
+
+  /// The unnamed constructor of `List`.
+  ConstructorElement get unnamedListConstructor;
+
+  /// The 'filled' constructor of `List`.
+  ConstructorElement get filledListConstructor;
 }
 
 /// The core types in Dart.
 abstract class CoreTypes {
   /// The `Object` type defined in 'dart:core'.
   InterfaceType get objectType;
 
   /// The `bool` type defined in 'dart:core'.
   InterfaceType get boolType;
 
@@ skipping 53 matching lines @@
   ///
   /// If no type argument is provided, the canonical raw type is returned.
   InterfaceType futureType([DartType elementType]);
 
   /// Returns an instance of the `Stream` type defined in 'dart:async' with
   /// [elementType] as its type argument.
   ///
   /// If no type argument is provided, the canonical raw type is returned.
   InterfaceType streamType([DartType elementType]);
 }