Import rasta tests.

pkg/fasta/test/rasta/bad_explicit_super_constructor.dart.dartk.expect

Index: pkg/fasta/test/rasta/bad_explicit_super_constructor.dart.dartk.expect
diff --git a/pkg/fasta/test/rasta/bad_explicit_super_constructor.dart.dartk.expect b/pkg/fasta/test/rasta/bad_explicit_super_constructor.dart.dartk.expect
new file mode 100644
index 0000000000000000000000000000000000000000..696ceca679c0b7c6f825681a1b0eb13acd843ef8
--- /dev/null
+++ b/pkg/fasta/test/rasta/bad_explicit_super_constructor.dart.dartk.expect
@@ -0,0 +1,18 @@
+library;
+import self as self;
+import "dart:core" as core;
+
+class A extends core::Object {
+  constructor •(dynamic x) → dynamic
+    : super core::Object::•()
+    ;
+}
+class B extends self::A {
+  const constructor •() → dynamic
+    : invalid-initializer
+    ;
+}
+static method main() → dynamic {
+  new self::B::•();
+  const self::B::•();
+}