Move kernel baseline tests to front_end.

pkg/front_end/testcases/null_aware.dart.outline.expect

Index: pkg/front_end/testcases/null_aware.dart.outline.expect
diff --git a/pkg/front_end/test/fasta/rasta/bad_redirection.dart.outline.expect b/pkg/front_end/testcases/null_aware.dart.outline.expect
similarity index 68%
copy from pkg/front_end/test/fasta/rasta/bad_redirection.dart.outline.expect
copy to pkg/front_end/testcases/null_aware.dart.outline.expect
index 0f04f62cde724cc8fbb578b50586b0c586695f4c..a61a96fd74791cec3c4a2ad9d4e050f0352472ae 100644
--- a/pkg/front_end/test/fasta/rasta/bad_redirection.dart.outline.expect
+++ b/pkg/front_end/testcases/null_aware.dart.outline.expect
@@ -3,12 +3,10 @@ import self as self;
 import "dart:core" as core;
 
 class Foo extends core::Object {
+  field core::int field;
+  static field core::int staticField;
   constructor •() → void
     ;
 }
-class Bar extends self::Foo {
-  static factory •() → self::Bar
-    ;
-}
 static method main() → dynamic
   ;