Small fixes to top level type inference.

pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level.dart.outline.expect

Index: pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level.dart.outline.expect
diff --git a/pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level.dart.outline.expect b/pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level.dart.outline.expect
new file mode 100644
index 0000000000000000000000000000000000000000..ecf1742271e47caa628a602dc3557dba26bd191c
--- /dev/null
+++ b/pkg/front_end/testcases/inference_new/downwards_inference_inside_top_level.dart.outline.expect
@@ -0,0 +1,16 @@
+library test;
+import self as self;
+import "dart:core" as core;
+
+class A extends core::Object {
+  field self::B<core::int> b;
+  constructor •() → void
+    ;
+}
+class B<T extends core::Object> extends core::Object {
+  constructor •(self::B::T x) → void
+    ;
+}
+static field dynamic t3;
+static method main() → dynamic
+  ;