Move kernel baseline tests to front_end.

pkg/front_end/test/fasta/rasta/issue_000008.dart.dartk.expect

Index: pkg/front_end/test/fasta/rasta/issue_000008.dart.dartk.expect
diff --git a/pkg/front_end/test/fasta/rasta/issue_000008.dart.dartk.expect b/pkg/front_end/test/fasta/rasta/issue_000008.dart.dartk.expect
deleted file mode 100644
index b63423c0075acee31c94fdc94e68d1cd39eb55ee..0000000000000000000000000000000000000000
--- a/pkg/front_end/test/fasta/rasta/issue_000008.dart.dartk.expect
+++ /dev/null
@@ -1,13 +0,0 @@
-library;
-import self as self;
-import "dart:core" as core;
-
-class C extends core::Object {
-  final field dynamic x;
-  constructor •(dynamic x) → dynamic
-    : self::C::x = x, super core::Object::•()
-    ;
-}
-static method main() → dynamic {
-  new self::C::•(42);
-}