Introduce .isMalformed

pkg/compiler/lib/src/deferred_load.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.
 
 library deferred_load;
 
 import 'common.dart';
 import 'common/backend_api.dart' show
     Backend;
 import 'common/tasks.dart' show
@@ skipping 241 matching lines @@
   /// Finds all elements and constants that [element] depends directly on.
   /// (not the transitive closure.)
   ///
   /// Adds the results to [elements] and [constants].
   void _collectAllElementsAndConstantsResolvedFrom(
       Element element,
       Set<Element> elements,
       Set<ConstantValue> constants,
       isMirrorUsage) {
 
-    if (element.isErroneous) {
-      // Erroneous elements are ignored.
+    if (element.isMalformed) {
+      // Malformed elements are ignored.
       return;
     }
 
     /// Recursively collects all the dependencies of [type].
     void collectTypeDependencies(DartType type) {
       // TODO(het): we would like to separate out types that are only needed for
       // rti from types that are needed for their members.
       if (type is GenericType) {
         type.typeArguments.forEach(collectTypeDependencies);
       }
@@ skipping 708 matching lines @@
     return result;
   }
 
   bool operator ==(other) {
     if (other is! _DeclaredDeferredImport) return false;
     return declaration == other.declaration;
   }
 
   int get hashCode => declaration.hashCode * 17;
 }