Implementation of modified scoping for initializing formals.

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

 // Copyright (c) 2012, 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 dart2js.resolution;
 
 import 'dart:collection' show Queue;
 
 import '../common.dart';
 import '../common/names.dart' show Identifiers;
@@ skipping 35 matching lines @@
 import '../tree/tree.dart';
 import '../universe/call_structure.dart' show CallStructure;
 import '../universe/use.dart' show StaticUse, TypeUse;
 import '../universe/world_impact.dart' show WorldImpact;
 import '../util/util.dart' show Link, Setlet;
 import 'class_hierarchy.dart';
 import 'class_members.dart' show MembersCreator;
 import 'constructors.dart';
 import 'members.dart';
 import 'registry.dart';
+import 'scope.dart' show MutableScope;
 import 'signatures.dart';
 import 'tree_elements.dart';
 import 'typedefs.dart';
 
 class ResolverTask extends CompilerTask {
   final ConstantCompiler constantCompiler;
   final Compiler compiler;
 
   ResolverTask(Compiler compiler, this.constantCompiler)
       : compiler = compiler,
@@ skipping 163 matching lines @@
                 tree, MessageKind.CONST_CONSTRUCTOR_WITH_BODY);
           } else if (!tree.isRedirectingFactory) {
             reporter.reportErrorMessage(tree, MessageKind.CONST_FACTORY);
           }
         }
       }
 
       ResolverVisitor visitor = visitorFor(element);
       ResolutionRegistry registry = visitor.registry;
       registry.defineFunction(tree, element);
-      visitor.setupFunction(tree, element);
+      visitor.setupFunction(tree, element); // Modifies the scope.
       processAsyncMarker(compiler, element, registry);
 
       if (element.isGenerativeConstructor) {
         // Even if there is no initializer list we still have to do the
         // resolution in case there is an implicit super constructor call.
         InitializerResolver resolver =
             new InitializerResolver(visitor, element, tree);
-        FunctionElement redirection = resolver.resolveInitializers();
+        FunctionElement redirection = resolver.resolveInitializers(
+            enableInitializingFormalAccess:
+                compiler.options.enableInitializingFormalAccess);
         if (redirection != null) {
           resolveRedirectingConstructor(resolver, tree, element, redirection);
         }
       } else if (tree.initializers != null) {
         reporter.reportErrorMessage(
             tree, MessageKind.FUNCTION_WITH_INITIALIZER);
       }
 
       if (!compiler.options.analyzeSignaturesOnly ||
           tree.isRedirectingFactory) {
@@ skipping 862 matching lines @@
   TreeElements get treeElements {
     assert(invariant(this, _treeElements != null,
         message: "TreeElements have not been computed for $this."));
     return _treeElements;
   }
 
   void reuseElement() {
     _treeElements = null;
   }
 }