More dart2js strong mode cleanup.

pkg/compiler/lib/src/resolution/semantic_visitor_mixins.dart

 // Copyright (c) 2015, 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.
 
 part of dart2js.semantics_visitor;
 
 /// Interface for bulk handling of a [Node] in a semantic visitor.
 abstract class BulkHandle<R, A> {
   /// Handle [node] either regardless of semantics or to report that [node] is
   /// unhandled. [message] contains a message template for the latter case:
@@ skipping 2272 matching lines @@
       ResolutionInterfaceType type,
       ConstructorElement effectiveTarget,
       ResolutionInterfaceType effectiveTargetType,
       NodeList arguments,
       CallStructure callStructure,
       A arg) {
     return bulkHandleNew(node, arg);
   }
 
   @override
-  R visitUnresolvedClassConstructorInvoke(NewExpression node, Element element,
-      ResolutionDartType type, NodeList arguments, Selector selector, A arg) {
+  R visitUnresolvedClassConstructorInvoke(
+      NewExpression node,
+      ErroneousElement element,
+      ResolutionDartType type,
+      NodeList arguments,
+      Selector selector,
+      A arg) {
     return bulkHandleNew(node, arg);
   }
 
   @override
   R visitUnresolvedConstructorInvoke(NewExpression node, Element constructor,
       ResolutionDartType type, NodeList arguments, Selector selector, A arg) {
     return bulkHandleNew(node, arg);
   }
 
   @override
@@ skipping 2134 matching lines @@
       NodeList arguments,
       CallStructure callStructure,
       A arg) {
     apply(arguments, arg);
     return null;
   }
 
   @override
   R visitUnresolvedClassConstructorInvoke(
       NewExpression node,
-      Element constructor,
+      ErroneousElement constructor,
       ResolutionDartType type,
       NodeList arguments,
       Selector selector,
       A arg) {
     apply(arguments, arg);
     return null;
   }
 
   @override
   R visitUnresolvedConstructorInvoke(NewExpression node, Element constructor,
@@ skipping 3831 matching lines @@
   }
 
   @override
   R visitUnresolvedConstructorInvoke(NewExpression node, Element constructor,
       ResolutionDartType type, NodeList arguments, Selector selector, A arg) {
     return handleConstructorInvoke(
         node, constructor, type, arguments, selector.callStructure, arg);
   }
 
   @override
-  R visitUnresolvedClassConstructorInvoke(NewExpression node, Element element,
-      ResolutionDartType type, NodeList arguments, Selector selector, A arg) {
+  R visitUnresolvedClassConstructorInvoke(
+      NewExpression node,
+      ErroneousElement element,
+      ResolutionDartType type,
+      NodeList arguments,
+      Selector selector,
+      A arg) {
     return handleConstructorInvoke(
         node, element, type, arguments, selector.callStructure, arg);
   }
 
   @override
   R visitAbstractClassConstructorInvoke(
       NewExpression node,
       ConstructorElement constructor,
       ResolutionInterfaceType type,
       NodeList arguments,
       CallStructure callStructure,
       A arg) {
     return handleConstructorInvoke(
         node, constructor, type, arguments, callStructure, arg);
   }
 
   @override
   R visitUnresolvedRedirectingFactoryConstructorInvoke(
       NewExpression node,
       ConstructorElement constructor,
       ResolutionInterfaceType type,
       NodeList arguments,
       CallStructure callStructure,
       A arg) {
     return handleConstructorInvoke(
         node, constructor, type, arguments, callStructure, arg);
   }
 }