dart2js: rename Elements.isErroneousElement to Elements.isErroneous.

pkg/compiler/lib/src/elements/modelx.dart

 // Copyright (c) 2013, 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 elements.modelx;
 
 import 'elements.dart';
 import '../constants/expressions.dart';
 import '../helpers/helpers.dart';  // Included for debug helpers.
 import '../tree/tree.dart';
@@ skipping 1895 matching lines @@
   /// This field is set by the post process queue when checking for cycles.
   ConstructorElement internalEffectiveTarget;
   DartType effectiveTargetType;
 
   void set effectiveTarget(ConstructorElement constructor) {
     assert(constructor != null && internalEffectiveTarget == null);
     internalEffectiveTarget = constructor;
   }
 
   ConstructorElement get effectiveTarget {
-    if (Elements.isErroneousElement(immediateRedirectionTarget)) {
+    if (Elements.isErroneous(immediateRedirectionTarget)) {
       return immediateRedirectionTarget;
     }
     assert(!isRedirectingFactory || internalEffectiveTarget != null);
     return isRedirectingFactory ? internalEffectiveTarget : this;
   }
 
   InterfaceType computeEffectiveTargetType(InterfaceType newType) {
     if (!isRedirectingFactory) return newType;
     assert(invariant(this, effectiveTargetType != null,
         message: 'Redirection target type has not yet been computed for '
@@ skipping 1115 matching lines @@
   AstElement get definingElement;
 
   bool get hasResolvedAst => definingElement.hasTreeElements;
 
   ResolvedAst get resolvedAst {
     return new ResolvedAst(declaration,
         definingElement.node, definingElement.treeElements);
   }
 
 }