Partial fix for task model issue

pkg/analyzer/lib/src/generated/resolver.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 engine.resolver;
 
 import 'dart:collection';
 
 import 'ast.dart';
 import 'constant.dart';
@@ skipping 15704 matching lines @@
     ExecutableElement outerFunction = _enclosingFunction;
     try {
       _enclosingFunction = node.element;
       return super.visitMethodDeclaration(node);
     } finally {
       _enclosingFunction = outerFunction;
     }
   }
 
   @override
+  Object visitTypeName(TypeName node) {
+    return null;
+  }
+
+  @override
   Object visitSimpleIdentifier(SimpleIdentifier node) {
     // Ignore if already resolved - declaration or type.
-    if (node.staticElement != null) {
+    if (node.inDeclarationContext()) {
+      return null;
+    }
+    // Ignore if it cannot be a reference to a local variable.
+    AstNode parent = node.parent;
+    if (parent is FieldFormalParameter) {
+      return null;
+    } else if (parent is ConstructorDeclaration && parent.returnType == node) {
+      return null;
+    } else if (parent is ConstructorFieldInitializer && parent.fieldName == node) {
       return null;
     }
     // Ignore if qualified.
-    AstNode parent = node.parent;
     if (parent is PrefixedIdentifier && identical(parent.identifier, node)) {
       return null;
     }
     if (parent is PropertyAccess && identical(parent.propertyName, node)) {
       return null;
     }
     if (parent is MethodInvocation &&
         identical(parent.methodName, node) &&
         parent.realTarget != null) {
       return null;
@@ skipping 207 matching lines @@
     nonFields.add(node);
     return null;
   }
 
   @override
   Object visitNode(AstNode node) => node.accept(TypeResolverVisitor_this);
 
   @override
   Object visitWithClause(WithClause node) => null;
 }