Fix constructor invocation type inference.

pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting.dart.strong.expect

Index: pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting.dart.strong.expect
diff --git a/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting.dart.strong.expect b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting.dart.strong.expect
new file mode 100644
index 0000000000000000000000000000000000000000..e3f0a55389540b97861f74a671724e6c824fcc79
--- /dev/null
+++ b/pkg/front_end/testcases/inference/constructors_infer_from_arguments_redirecting.dart.strong.expect
@@ -0,0 +1,16 @@
+library test;
+import self as self;
+import "dart:core" as core;
+
+class C<T extends core::Object> extends core::Object {
+  field self::C::T t;
+  constructor •(dynamic t) → void
+    : self::C::t = t, super core::Object::•()
+    ;
+  constructor named(core::List<self::C::T> t) → void
+    : this self::C::•(t.[](0))
+    ;
+}
+static method main() → dynamic {
+  self::C<core::int> x = new self::C::named<core::int>(<core::int>[42]);
+}