Don't include parameter names in types, don't use Unicode arrow.

pkg/front_end/testcases/inference/inferred_type_from_top_level_executable_tear_off.dart

Index: pkg/front_end/testcases/inference/inferred_type_from_top_level_executable_tear_off.dart
diff --git a/pkg/front_end/testcases/inference/inferred_type_from_top_level_executable_tear_off.dart b/pkg/front_end/testcases/inference/inferred_type_from_top_level_executable_tear_off.dart
index 1fc4c967d1b6e096418488ba56a17bbb0c259776..2d7365087cab37ced3cd8f21d9ca52937a06e939 100644
--- a/pkg/front_end/testcases/inference/inferred_type_from_top_level_executable_tear_off.dart
+++ b/pkg/front_end/testcases/inference/inferred_type_from_top_level_executable_tear_off.dart
@@ -5,4 +5,4 @@
 /*@testedFeatures=inference*/
 library test;
 
-var /*@topType=print(Object object) → void*/ v = print;
+var /*@topType=print(Object) -> void*/ v = print;