Implement library access restrictions and privacy.

pkg/front_end/lib/src/fasta/kernel/body_builder.dart

Index: pkg/front_end/lib/src/fasta/kernel/body_builder.dart
diff --git a/pkg/front_end/lib/src/fasta/kernel/body_builder.dart b/pkg/front_end/lib/src/fasta/kernel/body_builder.dart
index 66cb325e1abc91ea1177892cb5099d33261f2e2c..57e8858fe234e05653e2e4fa61a3ca5e19e40d7b 100644
--- a/pkg/front_end/lib/src/fasta/kernel/body_builder.dart
+++ b/pkg/front_end/lib/src/fasta/kernel/body_builder.dart
@@ -65,6 +65,7 @@ import 'kernel_builder.dart';
 import '../names.dart';
 
 class BodyBuilder extends ScopeListener<JumpTarget> implements BuilderHelper {
+  @override
   final KernelLibraryBuilder library;
 
   final MemberBuilder member;
@@ -2044,7 +2045,8 @@ class BodyBuilder extends ScopeListener<JumpTarget> implements BuilderHelper {
 
       String errorName;
       if (type is ClassBuilder) {
-        Builder b = type.findConstructorOrFactory(name, token.charOffset, uri);
+        Builder b =
+            type.findConstructorOrFactory(name, token.charOffset, uri, library);
         Member target;
         Member initialTarget;
         if (b == null) {