Update status files and expectations of rasta tests.

pkg/front_end/test/fasta/rasta/enum.dart.dartk.expect

Index: pkg/front_end/test/fasta/rasta/enum.dart.dartk.expect
diff --git a/pkg/front_end/test/fasta/rasta/enum.dart.dartk.expect b/pkg/front_end/test/fasta/rasta/enum.dart.dartk.expect
index 6f517ea32312d812acd4974e36f6929d695fe9e2..06c8cda3e152c3b4aeeb2adddf534d08929fa71e 100644
--- a/pkg/front_end/test/fasta/rasta/enum.dart.dartk.expect
+++ b/pkg/front_end/test/fasta/rasta/enum.dart.dartk.expect
@@ -3,13 +3,13 @@ import self as self;
 import "dart:core" as core;
 
 class Foo extends core::Object {
-  final field dynamic index;
-  static const field dynamic ec1 = const self::Foo::•(0);
-  static const field dynamic ec2 = const self::Foo::•(1);
-  static const field dynamic values = const <dynamic>[self::Foo::ec1, self::Foo::ec2];
+  final field core::int index;
+  static const field core::List<self::Foo> values = const <self::Foo>[self::Foo::ec1, self::Foo::ec2];
+  static const field self::Foo ec1 = const self::Foo::•(0);
+  static const field self::Foo ec2 = const self::Foo::•(1);
   const constructor •(core::int index) → void
     : self::Foo::index = index, super core::Object::•()
     ;
   method toString() → core::String
-    return const <dynamic, dynamic>{0: "Foo.ec1", 1: "Foo.ec2"}.[](this.index);
+    return const <core::int, core::String>{0: "Foo.ec1", 1: "Foo.ec2"}.[](this.{=self::Foo::index});
 }