Import rasta tests.

pkg/fasta/test/rasta/issue_000053.dart.outline.expect

Index: pkg/fasta/test/rasta/issue_000053.dart.outline.expect
diff --git a/pkg/fasta/test/rasta/issue_000053.dart.outline.expect b/pkg/fasta/test/rasta/issue_000053.dart.outline.expect
new file mode 100644
index 0000000000000000000000000000000000000000..a4e10a5e5b8e730cbe3c4002aeb043c877964cdc
--- /dev/null
+++ b/pkg/fasta/test/rasta/issue_000053.dart.outline.expect
@@ -0,0 +1,16 @@
+library;
+import self as self;
+import "dart:core" as core;
+
+class C extends core::Object {
+  constructor •() → self::C
+    : super core::Object::•();
+  operator ==(dynamic other) → dynamic
+    return throw "x";
+  method test() → dynamic {
+    super.{core::Object::==}(null);
+  }
+}
+static method main() → dynamic {
+  new self::C::•().test();
+}